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>
63 #include <sys/mkdev.h>
66 #ifdef MAJOR_IN_SYSMACROS
67 #include <sys/sysmacros.h>
76 #include <sys/types.h>
79 #include "libnfs-zdr.h"
82 #include "libnfs-raw.h"
83 #include "libnfs-raw-mount.h"
84 #include "libnfs-raw-nfs.h"
85 #include "libnfs-raw-portmap.h"
86 #include "libnfs-private.h"
88 #define MAX_DIR_CACHE 128
89 #define MAX_LINK_COUNT 40
96 struct nfsdirent
*entries
;
97 struct nfsdirent
*current
;
100 struct nfs_readahead
{
102 uint64_t last_offset
;
115 struct nfs_readahead ra
;
119 struct rpc_context
*rpc
;
122 struct nfs_fh3 rootfh
;
126 struct nfsdir
*dircache
;
129 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
131 while (nfsdir
->entries
) {
132 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
133 if (nfsdir
->entries
->name
!= NULL
) {
134 free(nfsdir
->entries
->name
);
136 free(nfsdir
->entries
);
137 nfsdir
->entries
= dirent
;
139 free(nfsdir
->fh
.data
.data_val
);
143 static void nfs_dircache_add(struct nfs_context
*nfs
, struct nfsdir
*nfsdir
)
146 LIBNFS_LIST_ADD(&nfs
->dircache
, nfsdir
);
148 for (nfsdir
= nfs
->dircache
, i
= 0; nfsdir
; nfsdir
= nfsdir
->next
, i
++) {
149 if (i
> MAX_DIR_CACHE
) {
150 LIBNFS_LIST_REMOVE(&nfs
->dircache
, nfsdir
);
151 nfs_free_nfsdir(nfsdir
);
157 static struct nfsdir
*nfs_dircache_find(struct nfs_context
*nfs
, struct nfs_fh3
*fh
)
159 struct nfsdir
*nfsdir
;
161 for (nfsdir
= nfs
->dircache
; nfsdir
; nfsdir
= nfsdir
->next
) {
162 if (nfsdir
->fh
.data
.data_len
== fh
->data
.data_len
&&
163 !memcmp(nfsdir
->fh
.data
.data_val
, fh
->data
.data_val
, fh
->data
.data_len
)) {
164 LIBNFS_LIST_REMOVE(&nfs
->dircache
, nfsdir
);
173 typedef int (*continue_func
)(struct nfs_context
*nfs
, fattr3
*attr
,
174 struct nfs_cb_data
*data
);
177 struct nfs_context
*nfs
;
179 char *saved_path
, *path
;
180 int link_count
, no_follow
;
185 continue_func continue_cb
;
187 void (*free_continue_data
)(void *);
192 /* for multi-read/write calls. */
197 uint64_t offset
, count
, max_offset
, org_offset
, org_count
;
202 struct nfs_mcb_data
{
203 struct nfs_cb_data
*data
;
209 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, fattr3
*attr
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
210 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
);
212 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
214 rpc_set_auth(nfs
->rpc
, auth
);
217 int nfs_get_fd(struct nfs_context
*nfs
)
219 return rpc_get_fd(nfs
->rpc
);
222 int nfs_queue_length(struct nfs_context
*nfs
)
224 return rpc_queue_length(nfs
->rpc
);
227 int nfs_which_events(struct nfs_context
*nfs
)
229 return rpc_which_events(nfs
->rpc
);
232 int nfs_service(struct nfs_context
*nfs
, int revents
)
234 return rpc_service(nfs
->rpc
, revents
);
237 char *nfs_get_error(struct nfs_context
*nfs
)
239 return rpc_get_error(nfs
->rpc
);
242 static int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
244 if (!strcmp(arg
, "tcp-syncnt")) {
245 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
246 } else if (!strcmp(arg
, "uid")) {
247 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
248 } else if (!strcmp(arg
, "gid")) {
249 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
250 } else if (!strcmp(arg
, "readahaed")) {
251 rpc_set_readahead(nfs_get_rpc_context(nfs
), atoi(val
));
256 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
258 struct nfs_url
*urls
;
259 char *strp
, *flagsp
, *strp2
;
261 if (strncmp(url
, "nfs://", 6)) {
262 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
266 urls
= malloc(sizeof(struct nfs_url
));
268 rpc_set_error(nfs
->rpc
, "Out of memory");
272 memset(urls
, 0x00, sizeof(struct nfs_url
));
273 urls
->server
= strdup(url
+ 6);
274 if (urls
->server
== NULL
) {
275 nfs_destroy_url(urls
);
276 rpc_set_error(nfs
->rpc
, "Out of memory");
280 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
281 urls
->server
[0] == '?') {
283 flagsp
= strchr(urls
->server
, '?');
286 nfs_destroy_url(urls
);
287 rpc_set_error(nfs
->rpc
, "Invalid server string");
291 strp
= strchr(urls
->server
, '/');
294 flagsp
= strchr(urls
->server
, '?');
297 nfs_destroy_url(urls
);
298 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
302 urls
->path
= strdup(strp
);
303 if (urls
->path
== NULL
) {
304 nfs_destroy_url(urls
);
305 rpc_set_error(nfs
->rpc
, "Out of memory");
311 flagsp
= strchr(urls
->path
, '?');
315 strp
= strrchr(urls
->path
, '/');
318 flagsp
= strchr(urls
->path
, '?');
321 nfs_destroy_url(urls
);
322 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
325 urls
->file
= strdup(strp
);
326 if (urls
->path
== NULL
) {
327 nfs_destroy_url(urls
);
328 rpc_set_error(nfs
->rpc
, "Out of memory");
332 flagsp
= strchr(urls
->file
, '?');
339 if (urls
->file
&& !strlen(urls
->file
)) {
343 nfs_destroy_url(urls
);
344 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
349 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
351 flagsp
= strchr(strp
, '&');
355 strp2
= strchr(strp
, '=');
359 nfs_set_context_args(nfs
, strp
, strp2
);
363 if (urls
->server
&& strlen(urls
->server
) <= 1) {
371 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
373 return nfs_parse_url(nfs
, url
, 0, 0);
376 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
378 return nfs_parse_url(nfs
, url
, 1, 0);
381 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
383 return nfs_parse_url(nfs
, url
, 0, 1);
387 void nfs_destroy_url(struct nfs_url
*url
)
397 struct nfs_context
*nfs_init_context(void)
399 struct nfs_context
*nfs
;
401 nfs
= malloc(sizeof(struct nfs_context
));
405 memset(nfs
, 0, sizeof(struct nfs_context
));
407 nfs
->rpc
= rpc_init_context();
408 if (nfs
->rpc
== NULL
) {
413 nfs
->cwd
= strdup("/");
418 void nfs_destroy_context(struct nfs_context
*nfs
)
420 rpc_destroy_context(nfs
->rpc
);
438 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
439 free(nfs
->rootfh
.data
.data_val
);
440 nfs
->rootfh
.data
.data_val
= NULL
;
443 while (nfs
->dircache
) {
444 struct nfsdir
*nfsdir
= nfs
->dircache
;
445 LIBNFS_LIST_REMOVE(&nfs
->dircache
, nfsdir
);
446 nfs_free_nfsdir(nfsdir
);
461 void free_rpc_cb_data(struct rpc_cb_data
*data
)
468 static void rpc_connect_program_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
470 struct rpc_cb_data
*data
= private_data
;
472 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
474 /* Dont want any more callbacks even if the socket is closed */
475 rpc
->connect_cb
= NULL
;
477 if (status
== RPC_STATUS_ERROR
) {
478 data
->cb(rpc
, status
, command_data
, data
->private_data
);
479 free_rpc_cb_data(data
);
482 if (status
== RPC_STATUS_CANCEL
) {
483 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
484 free_rpc_cb_data(data
);
488 data
->cb(rpc
, status
, NULL
, data
->private_data
);
489 free_rpc_cb_data(data
);
492 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
494 struct rpc_cb_data
*data
= private_data
;
496 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
498 /* Dont want any more callbacks even if the socket is closed */
499 rpc
->connect_cb
= NULL
;
501 if (status
== RPC_STATUS_ERROR
) {
502 data
->cb(rpc
, status
, command_data
, data
->private_data
);
503 free_rpc_cb_data(data
);
506 if (status
== RPC_STATUS_CANCEL
) {
507 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
508 free_rpc_cb_data(data
);
512 switch (data
->program
) {
514 if (rpc_mount3_null_async(rpc
, rpc_connect_program_5_cb
,
516 data
->cb(rpc
, status
, command_data
, data
->private_data
);
517 free_rpc_cb_data(data
);
522 if (rpc_nfs3_null_async(rpc
, rpc_connect_program_5_cb
,
524 data
->cb(rpc
, status
, command_data
, data
->private_data
);
525 free_rpc_cb_data(data
);
531 data
->cb(rpc
, status
, NULL
, data
->private_data
);
532 free_rpc_cb_data(data
);
535 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
537 struct rpc_cb_data
*data
= private_data
;
538 struct pmap3_string_result
*gar
;
539 uint32_t rpc_port
= 0;
542 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
544 if (status
== RPC_STATUS_ERROR
) {
545 data
->cb(rpc
, status
, command_data
, data
->private_data
);
546 free_rpc_cb_data(data
);
549 if (status
== RPC_STATUS_CANCEL
) {
550 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
551 free_rpc_cb_data(data
);
555 switch (rpc
->s
.ss_family
) {
557 rpc_port
= *(uint32_t *)command_data
;
560 /* ouch. portmapper and ipv6 are not great */
562 if (gar
->addr
== NULL
) {
565 ptr
= strrchr(gar
->addr
, '.');
569 rpc_port
= atoi(ptr
+ 1);
571 ptr
= strrchr(gar
->addr
, '.');
575 rpc_port
+= 256 * atoi(ptr
+ 1);
579 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
580 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
581 free_rpc_cb_data(data
);
585 rpc_disconnect(rpc
, "normal disconnect");
586 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
587 data
->cb(rpc
, status
, command_data
, data
->private_data
);
588 free_rpc_cb_data(data
);
593 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
595 struct rpc_cb_data
*data
= private_data
;
596 struct pmap3_mapping map
;
598 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
600 if (status
== RPC_STATUS_ERROR
) {
601 data
->cb(rpc
, status
, command_data
, data
->private_data
);
602 free_rpc_cb_data(data
);
605 if (status
== RPC_STATUS_CANCEL
) {
606 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
607 free_rpc_cb_data(data
);
611 switch (rpc
->s
.ss_family
) {
613 if (rpc_pmap2_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
614 data
->cb(rpc
, status
, command_data
, data
->private_data
);
615 free_rpc_cb_data(data
);
620 map
.prog
=data
->program
;
621 map
.vers
=data
->version
;
625 if (rpc_pmap3_getaddr_async(rpc
, &map
, rpc_connect_program_3_cb
, private_data
) != 0) {
626 data
->cb(rpc
, status
, command_data
, data
->private_data
);
627 free_rpc_cb_data(data
);
634 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
636 struct rpc_cb_data
*data
= private_data
;
638 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
640 /* Dont want any more callbacks even if the socket is closed */
641 rpc
->connect_cb
= NULL
;
643 if (status
== RPC_STATUS_ERROR
) {
644 data
->cb(rpc
, status
, command_data
, data
->private_data
);
645 free_rpc_cb_data(data
);
648 if (status
== RPC_STATUS_CANCEL
) {
649 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
650 free_rpc_cb_data(data
);
654 switch (rpc
->s
.ss_family
) {
656 if (rpc_pmap2_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
657 data
->cb(rpc
, status
, command_data
, data
->private_data
);
658 free_rpc_cb_data(data
);
663 if (rpc_pmap3_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
664 data
->cb(rpc
, status
, command_data
, data
->private_data
);
665 free_rpc_cb_data(data
);
672 int rpc_connect_program_async(struct rpc_context
*rpc
, const char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
674 struct rpc_cb_data
*data
;
676 data
= malloc(sizeof(struct rpc_cb_data
));
680 memset(data
, 0, sizeof(struct rpc_cb_data
));
681 data
->server
= strdup(server
);
682 data
->program
= program
;
683 data
->version
= version
;
686 data
->private_data
= private_data
;
688 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
689 rpc_set_error(rpc
, "Failed to start connection");
690 free_rpc_cb_data(data
);
696 static void free_nfs_cb_data(struct nfs_cb_data
*data
)
698 if (data
->continue_data
!= NULL
) {
699 assert(data
->free_continue_data
);
700 data
->free_continue_data(data
->continue_data
);
703 free(data
->saved_path
);
704 free(data
->fh
.data
.data_val
);
710 static void free_nfsfh(struct nfsfh
*nfsfh
)
712 if (nfsfh
->fh
.data
.data_val
!= NULL
) {
713 free(nfsfh
->fh
.data
.data_val
);
714 nfsfh
->fh
.data
.data_val
= NULL
;
721 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
723 struct nfs_cb_data
*data
= private_data
;
724 struct nfs_context
*nfs
= data
->nfs
;
726 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
728 if (status
== RPC_STATUS_ERROR
) {
729 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
730 free_nfs_cb_data(data
);
733 if (status
== RPC_STATUS_CANCEL
) {
734 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
735 free_nfs_cb_data(data
);
739 data
->cb(0, nfs
, NULL
, data
->private_data
);
740 free_nfs_cb_data(data
);
743 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
745 struct nfs_cb_data
*data
= private_data
;
746 struct nfs_context
*nfs
= data
->nfs
;
747 FSINFO3res
*res
= command_data
;
748 struct GETATTR3args args
;
750 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
752 if (status
== RPC_STATUS_ERROR
) {
753 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
754 free_nfs_cb_data(data
);
757 if (status
== RPC_STATUS_CANCEL
) {
758 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
759 free_nfs_cb_data(data
);
763 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
764 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
766 memset(&args
, 0, sizeof(GETATTR3args
));
767 args
.object
= nfs
->rootfh
;
769 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
770 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
771 free_nfs_cb_data(data
);
776 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
778 struct nfs_cb_data
*data
= private_data
;
779 struct nfs_context
*nfs
= data
->nfs
;
780 struct FSINFO3args args
;
782 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
784 if (status
== RPC_STATUS_ERROR
) {
785 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
786 free_nfs_cb_data(data
);
789 if (status
== RPC_STATUS_CANCEL
) {
790 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
791 free_nfs_cb_data(data
);
795 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
796 rpc_set_autoreconnect(rpc
);
798 args
.fsroot
= nfs
->rootfh
;
799 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
800 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
801 free_nfs_cb_data(data
);
806 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
808 struct nfs_cb_data
*data
= private_data
;
809 struct nfs_context
*nfs
= data
->nfs
;
812 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
814 if (status
== RPC_STATUS_ERROR
) {
815 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
816 free_nfs_cb_data(data
);
819 if (status
== RPC_STATUS_CANCEL
) {
820 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
821 free_nfs_cb_data(data
);
826 if (res
->fhs_status
!= MNT3_OK
) {
827 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
));
828 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
829 free_nfs_cb_data(data
);
833 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
834 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
835 if (nfs
->rootfh
.data
.data_val
== NULL
) {
836 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
837 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
838 free_nfs_cb_data(data
);
841 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
843 rpc_disconnect(rpc
, "normal disconnect");
845 if (rpc_connect_program_async(nfs
->rpc
, nfs
->server
, NFS_PROGRAM
, NFS_V3
, nfs_mount_8_cb
, data
) != 0) {
846 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
847 free_nfs_cb_data(data
);
853 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
855 struct nfs_cb_data
*data
= private_data
;
856 struct nfs_context
*nfs
= data
->nfs
;
858 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
860 if (status
== RPC_STATUS_ERROR
) {
861 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
862 free_nfs_cb_data(data
);
865 if (status
== RPC_STATUS_CANCEL
) {
866 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
867 free_nfs_cb_data(data
);
871 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
872 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
873 free_nfs_cb_data(data
);
879 * Async call for mounting an nfs share and geting the root filehandle
881 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
883 struct nfs_cb_data
*data
;
884 char *new_server
, *new_export
;
886 data
= malloc(sizeof(struct nfs_cb_data
));
888 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
891 memset(data
, 0, sizeof(struct nfs_cb_data
));
892 new_server
= strdup(server
);
893 new_export
= strdup(export
);
894 if (nfs
->server
!= NULL
) {
897 nfs
->server
= new_server
;
898 if (nfs
->export
!= NULL
) {
901 nfs
->export
= new_export
;
904 data
->private_data
= private_data
;
906 if (rpc_connect_program_async(nfs
->rpc
, server
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_5_cb
, data
) != 0) {
907 rpc_set_error(nfs
->rpc
, "Failed to start connection");
908 free_nfs_cb_data(data
);
918 * Functions to first look up a path, component by component, and then finally call a specific function once
919 * the filehandle for the final component is found.
921 static void nfs_lookup_path_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
923 struct nfs_cb_data
*data
= private_data
;
924 struct nfs_context
*nfs
= data
->nfs
;
926 char *path
, *newpath
;
928 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
930 if (status
== RPC_STATUS_ERROR
) {
931 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
932 free_nfs_cb_data(data
);
935 if (status
== RPC_STATUS_CANCEL
) {
936 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
937 free_nfs_cb_data(data
);
942 if (res
->status
!= NFS3_OK
) {
943 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
));
944 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
945 free_nfs_cb_data(data
);
949 path
= res
->READLINK3res_u
.resok
.data
;
951 /* Handle absolute paths, ensuring that the path lies within the
953 if (path
[0] == '/') {
954 if (strstr(path
, nfs
->export
) == path
) {
955 char *ptr
= path
+ strlen(nfs
->export
);
957 newpath
= strdup(ptr
);
958 } else if (*ptr
== '\0') {
959 newpath
= strdup("/");
961 data
->cb(-ENOENT
, nfs
, "Symbolic link points outside export", data
->private_data
);
962 free_nfs_cb_data(data
);
966 data
->cb(-ENOENT
, nfs
, "Symbolic link points outside export", data
->private_data
);
967 free_nfs_cb_data(data
);
974 /* Handle relative paths, both the case where the current
975 * component is an intermediate component and when it is the
976 * final component. */
978 /* Since path points to a component and saved_path
979 * always starts with '/', path[-1] is valid. */
980 data
->path
[-1] = '\0';
981 newpath
= malloc(strlen(data
->saved_path
) + strlen(path
) + strlen(data
->path
) + 6);
985 sprintf(newpath
, "%s/../%s/%s", data
->saved_path
, path
, data
->path
);
987 newpath
= malloc(strlen(data
->saved_path
) + strlen(path
) + 5);
991 sprintf(newpath
, "%s/../%s", data
->saved_path
, path
);
994 free(data
->saved_path
);
995 data
->saved_path
= newpath
;
997 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
998 data
->cb(-ENOENT
, nfs
, "Symbolic link resolves to invalid path", data
->private_data
);
999 free_nfs_cb_data(data
);
1003 data
->path
= data
->saved_path
;
1004 nfs_lookup_path_async_internal(nfs
, NULL
, data
, &nfs
->rootfh
);
1008 data
->cb(-ENOMEM
, nfs
, "Failed to allocate memory for path", data
->private_data
);
1009 free_nfs_cb_data(data
);
1012 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1014 struct nfs_cb_data
*data
= private_data
;
1015 struct nfs_context
*nfs
= data
->nfs
;
1019 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1021 if (status
== RPC_STATUS_ERROR
) {
1022 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1023 free_nfs_cb_data(data
);
1026 if (status
== RPC_STATUS_CANCEL
) {
1027 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1028 free_nfs_cb_data(data
);
1033 if (res
->status
!= NFS3_OK
) {
1034 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
));
1035 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1036 free_nfs_cb_data(data
);
1040 attr
= res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
?
1041 &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
:
1044 /* This function will always invoke the callback and cleanup
1045 * for failures. So no need to check the return value.
1047 nfs_lookup_path_async_internal(nfs
, attr
, data
, &res
->LOOKUP3res_u
.resok
.object
);
1050 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, fattr3
*attr
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
1055 while (*data
->path
== '/') {
1060 slash
= strchr(path
, '/');
1062 if (attr
&& attr
->type
== NF3LNK
&& (!data
->no_follow
|| *path
!= '\0')) {
1065 if (data
->link_count
++ >= MAX_LINK_COUNT
) {
1066 data
->cb(-ELOOP
, nfs
, "Too many levels of symbolic links", data
->private_data
);
1067 free_nfs_cb_data(data
);
1073 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_lookup_path_2_cb
, &args
, data
) != 0) {
1074 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1075 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1076 free_nfs_cb_data(data
);
1080 if (slash
!= NULL
) {
1086 if (slash
!= NULL
) {
1087 /* Clear slash so that path is a zero terminated string for
1088 * the current path component. Set it back to '/' again later
1089 * when we are finished referencing this component so that
1090 * data->saved_path will still point to the full
1094 data
->path
= slash
+1;
1096 while (*data
->path
!= 0) {
1102 data
->fh
.data
.data_len
= fh
->data
.data_len
;
1103 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
1104 if (data
->fh
.data
.data_val
== NULL
) {
1105 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
1106 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1107 free_nfs_cb_data(data
);
1110 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
1111 if (slash
!= NULL
) {
1114 data
->continue_cb(nfs
, attr
, data
);
1118 memset(&args
, 0, sizeof(LOOKUP3args
));
1119 args
.what
.dir
= *fh
;
1120 args
.what
.name
= path
;
1122 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
1123 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
1124 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1125 free_nfs_cb_data(data
);
1128 if (slash
!= NULL
) {
1134 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
)
1140 while ((str
= strstr(path
, "//"))) {
1148 while ((str
= strstr(path
, "/./"))) {
1155 /* ^/../ -> error */
1156 if (!strncmp(path
, "/../", 4)) {
1157 rpc_set_error(nfs
->rpc
,
1158 "Absolute path starts with '/../' "
1159 "during normalization");
1163 /* ^[^/] -> error */
1164 if (path
[0] != '/') {
1165 rpc_set_error(nfs
->rpc
,
1166 "Absolute path does not start with '/'");
1170 /* /string/../ -> / */
1171 while ((str
= strstr(path
, "/../"))) {
1174 if (!strncmp(path
, "/../", 4)) {
1175 rpc_set_error(nfs
->rpc
,
1176 "Absolute path starts with '/../' "
1177 "during normalization");
1182 while (*tmp
!= '/') {
1186 while((*(tmp
++) = *(str
++)) != '\0')
1193 if (path
[len
- 1] == '/') {
1194 path
[len
- 1] = '\0';
1198 if (path
[0] == '\0') {
1199 rpc_set_error(nfs
->rpc
,
1200 "Absolute path became '' "
1201 "during normalization");
1207 if (!strcmp(&path
[len
- 2], "/.")) {
1208 path
[len
- 2] = '\0';
1213 /* ^/..$ -> error */
1214 if (!strcmp(path
, "/..")) {
1215 rpc_set_error(nfs
->rpc
,
1216 "Absolute path is '/..' "
1217 "during normalization");
1221 /* /string/..$ -> / */
1223 if (!strcmp(&path
[len
- 3], "/..")) {
1224 char *tmp
= &path
[len
- 3];
1225 while (*--tmp
!= '/')
1234 static void nfs_lookup_path_getattr_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1236 struct nfs_cb_data
*data
= private_data
;
1237 struct nfs_context
*nfs
= data
->nfs
;
1241 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1243 if (status
== RPC_STATUS_ERROR
) {
1244 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1245 free_nfs_cb_data(data
);
1248 if (status
== RPC_STATUS_CANCEL
) {
1249 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1250 free_nfs_cb_data(data
);
1255 if (res
->status
!= NFS3_OK
) {
1256 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
));
1257 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1258 free_nfs_cb_data(data
);
1262 attr
= &res
->GETATTR3res_u
.resok
.obj_attributes
;
1263 /* This function will always invoke the callback and cleanup
1264 * for failures. So no need to check the return value.
1266 nfs_lookup_path_async_internal(nfs
, attr
, data
, &nfs
->rootfh
);
1269 static int nfs_lookuppath_async(struct nfs_context
*nfs
, const char *path
, int no_follow
, nfs_cb cb
, void *private_data
, continue_func continue_cb
, void *continue_data
, void (*free_continue_data
)(void *), int continue_int
)
1271 struct nfs_cb_data
*data
;
1272 struct GETATTR3args args
;
1274 if (path
[0] == '\0') {
1278 data
= malloc(sizeof(struct nfs_cb_data
));
1280 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate "
1281 "nfs_cb_data structure");
1282 if (free_continue_data
)
1283 free_continue_data(continue_data
);
1286 memset(data
, 0, sizeof(struct nfs_cb_data
));
1289 data
->continue_cb
= continue_cb
;
1290 data
->continue_data
= continue_data
;
1291 data
->free_continue_data
= free_continue_data
;
1292 data
->continue_int
= continue_int
;
1293 data
->private_data
= private_data
;
1294 data
->no_follow
= no_follow
;
1295 if (path
[0] == '/') {
1296 data
->saved_path
= strdup(path
);
1298 data
->saved_path
= malloc(strlen(path
) + strlen(nfs
->cwd
) + 2);
1299 if (data
->saved_path
== NULL
) {
1300 rpc_set_error(nfs
->rpc
, "out of memory: failed to "
1301 "malloc path string");
1302 free_nfs_cb_data(data
);
1305 sprintf(data
->saved_path
, "%s/%s", nfs
->cwd
, path
);
1308 if (data
->saved_path
== NULL
) {
1309 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1310 free_nfs_cb_data(data
);
1313 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
1314 free_nfs_cb_data(data
);
1318 data
->path
= data
->saved_path
;
1319 if (data
->path
[0]) {
1320 /* This function will always invoke the callback and cleanup
1321 * for failures. So no need to check the return value.
1323 nfs_lookup_path_async_internal(nfs
, NULL
, data
, &nfs
->rootfh
);
1327 /* We have a request for "", so just perform a GETATTR3 so we can
1328 * return the attributes to the caller.
1330 memset(&args
, 0, sizeof(GETATTR3args
));
1331 args
.object
= nfs
->rootfh
;
1332 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lookup_path_getattr_cb
, &args
, data
) != 0) {
1333 free_nfs_cb_data(data
);
1343 static dev_t
specdata3_to_rdev(struct specdata3
*rdev
)
1346 return makedev(rdev
->specdata1
, rdev
->specdata2
);
1352 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1355 struct nfs_cb_data
*data
= private_data
;
1356 struct nfs_context
*nfs
= data
->nfs
;
1363 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1365 if (status
== RPC_STATUS_ERROR
) {
1366 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1367 free_nfs_cb_data(data
);
1370 if (status
== RPC_STATUS_CANCEL
) {
1371 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1372 free_nfs_cb_data(data
);
1377 if (res
->status
!= NFS3_OK
) {
1378 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
));
1379 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1380 free_nfs_cb_data(data
);
1384 st
.st_dev
= res
->GETATTR3res_u
.resok
.obj_attributes
.fsid
;
1385 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1386 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1387 switch (res
->GETATTR3res_u
.resok
.obj_attributes
.type
) {
1389 st
.st_mode
|= S_IFREG
;
1392 st
.st_mode
|= S_IFDIR
;
1395 st
.st_mode
|= S_IFBLK
;
1398 st
.st_mode
|= S_IFCHR
;
1401 st
.st_mode
|= S_IFLNK
;
1404 st
.st_mode
|= S_IFSOCK
;
1407 st
.st_mode
|= S_IFIFO
;
1410 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1411 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1412 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1413 st
.st_rdev
= specdata3_to_rdev(&res
->GETATTR3res_u
.resok
.obj_attributes
.rdev
);
1414 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1416 st
.st_blksize
= NFS_BLKSIZE
;
1417 st
.st_blocks
= (res
->GETATTR3res_u
.resok
.obj_attributes
.used
+ 512 - 1) / 512;
1419 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1420 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1421 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1422 #ifdef HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
1423 st
.st_atim
.tv_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.nseconds
;
1424 st
.st_mtim
.tv_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.nseconds
;
1425 st
.st_ctim
.tv_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.nseconds
;
1428 data
->cb(0, nfs
, &st
, data
->private_data
);
1429 free_nfs_cb_data(data
);
1432 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
1434 struct GETATTR3args args
;
1436 memset(&args
, 0, sizeof(GETATTR3args
));
1437 args
.object
= data
->fh
;
1439 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1440 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1441 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1442 free_nfs_cb_data(data
);
1448 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1450 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1451 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1460 * Async nfs_stat64()
1462 static void nfs_stat64_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1465 struct nfs_cb_data
*data
= private_data
;
1466 struct nfs_context
*nfs
= data
->nfs
;
1467 struct nfs_stat_64 st
;
1469 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1471 if (status
== RPC_STATUS_ERROR
) {
1472 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1473 free_nfs_cb_data(data
);
1476 if (status
== RPC_STATUS_CANCEL
) {
1477 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1478 free_nfs_cb_data(data
);
1483 if (res
->status
!= NFS3_OK
) {
1484 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
));
1485 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1486 free_nfs_cb_data(data
);
1490 st
.nfs_dev
= res
->GETATTR3res_u
.resok
.obj_attributes
.fsid
;
1491 st
.nfs_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1492 st
.nfs_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1493 switch (res
->GETATTR3res_u
.resok
.obj_attributes
.type
) {
1495 st
.nfs_mode
|= S_IFREG
;
1498 st
.nfs_mode
|= S_IFDIR
;
1501 st
.nfs_mode
|= S_IFBLK
;
1504 st
.nfs_mode
|= S_IFCHR
;
1507 st
.nfs_mode
|= S_IFLNK
;
1510 st
.nfs_mode
|= S_IFSOCK
;
1513 st
.nfs_mode
|= S_IFIFO
;
1516 st
.nfs_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1517 st
.nfs_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1518 st
.nfs_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1519 st
.nfs_rdev
= specdata3_to_rdev(&res
->GETATTR3res_u
.resok
.obj_attributes
.rdev
);
1520 st
.nfs_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1521 st
.nfs_blksize
= NFS_BLKSIZE
;
1522 st
.nfs_blocks
= (res
->GETATTR3res_u
.resok
.obj_attributes
.used
+ 512 - 1) / 512;
1523 st
.nfs_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1524 st
.nfs_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1525 st
.nfs_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1526 st
.nfs_atime_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.nseconds
;
1527 st
.nfs_mtime_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.nseconds
;
1528 st
.nfs_ctime_nsec
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.nseconds
;
1529 st
.nfs_used
= res
->GETATTR3res_u
.resok
.obj_attributes
.used
;
1531 data
->cb(0, nfs
, &st
, data
->private_data
);
1532 free_nfs_cb_data(data
);
1535 static int nfs_stat64_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
1537 struct GETATTR3args args
;
1539 memset(&args
, 0, sizeof(GETATTR3args
));
1540 args
.object
= data
->fh
;
1542 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat64_1_cb
, &args
, data
) != 0) {
1543 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1544 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1545 free_nfs_cb_data(data
);
1551 int nfs_stat64_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1553 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_stat64_continue_internal
, NULL
, NULL
, 0) != 0) {
1554 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1564 static void nfs_open_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1566 struct nfs_cb_data
*data
= private_data
;
1567 struct nfs_context
*nfs
= data
->nfs
;
1568 struct nfsfh
*nfsfh
;
1571 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1573 if (status
== RPC_STATUS_ERROR
) {
1574 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1575 free_nfs_cb_data(data
);
1578 if (status
== RPC_STATUS_CANCEL
) {
1579 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1580 free_nfs_cb_data(data
);
1585 if (res
->status
!= NFS3_OK
) {
1586 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1587 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1588 free_nfs_cb_data(data
);
1592 nfsfh
= malloc(sizeof(struct nfsfh
));
1593 if (nfsfh
== NULL
) {
1594 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1595 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1596 free_nfs_cb_data(data
);
1599 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1601 if (data
->continue_int
& O_SYNC
) {
1604 if (data
->continue_int
& O_APPEND
) {
1605 nfsfh
->is_append
= 1;
1608 /* steal the filehandle */
1609 nfsfh
->fh
= data
->fh
;
1610 data
->fh
.data
.data_val
= NULL
;
1612 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1613 free_nfs_cb_data(data
);
1616 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1619 struct nfs_cb_data
*data
= private_data
;
1620 struct nfs_context
*nfs
= data
->nfs
;
1621 struct nfsfh
*nfsfh
;
1622 unsigned int nfsmode
= 0;
1624 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1626 if (status
== RPC_STATUS_ERROR
) {
1627 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1628 free_nfs_cb_data(data
);
1631 if (status
== RPC_STATUS_CANCEL
) {
1632 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1633 free_nfs_cb_data(data
);
1638 if (res
->status
!= NFS3_OK
) {
1639 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
));
1640 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1641 free_nfs_cb_data(data
);
1645 if (data
->continue_int
& O_WRONLY
) {
1646 nfsmode
|= ACCESS3_MODIFY
;
1648 if (data
->continue_int
& O_RDWR
) {
1649 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1651 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1652 nfsmode
|= ACCESS3_READ
;
1656 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1657 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1658 nfsmode
&ACCESS3_READ
?'r':'-',
1659 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1660 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1661 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1662 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1663 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1664 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1665 free_nfs_cb_data(data
);
1669 /* Try to truncate it if we were requested to */
1670 if ((data
->continue_int
& O_TRUNC
) &&
1671 (data
->continue_int
& (O_RDWR
|O_WRONLY
))) {
1674 memset(&args
, 0, sizeof(SETATTR3args
));
1675 args
.object
= data
->fh
;
1676 args
.new_attributes
.size
.set_it
= 1;
1677 args
.new_attributes
.size
.set_size3_u
.size
= 0;
1679 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_open_trunc_cb
, &args
,
1681 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
1682 "SETATTR call for %s", data
->path
);
1683 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1684 data
->private_data
);
1685 free_nfs_cb_data(data
);
1691 nfsfh
= malloc(sizeof(struct nfsfh
));
1692 if (nfsfh
== NULL
) {
1693 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1694 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1695 free_nfs_cb_data(data
);
1698 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1700 if (data
->continue_int
& O_SYNC
) {
1703 if (data
->continue_int
& O_APPEND
) {
1704 nfsfh
->is_append
= 1;
1707 /* steal the filehandle */
1708 nfsfh
->fh
= data
->fh
;
1709 data
->fh
.data
.data_val
= NULL
;
1711 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1712 free_nfs_cb_data(data
);
1715 static int nfs_open_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
1720 if (data
->continue_int
& O_WRONLY
) {
1721 nfsmode
|= ACCESS3_MODIFY
;
1723 if (data
->continue_int
& O_RDWR
) {
1724 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1726 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1727 nfsmode
|= ACCESS3_READ
;
1730 memset(&args
, 0, sizeof(ACCESS3args
));
1731 args
.object
= data
->fh
;
1732 args
.access
= nfsmode
;
1734 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1735 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS "
1736 "call for %s", data
->path
);
1737 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1738 data
->private_data
);
1739 free_nfs_cb_data(data
);
1745 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int flags
, nfs_cb cb
, void *private_data
)
1747 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, flags
) != 0) {
1748 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1759 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
1761 /* steal saved_path */
1763 nfs
->cwd
= data
->saved_path
;
1764 data
->saved_path
= NULL
;
1766 data
->cb(0, nfs
, NULL
, data
->private_data
);
1767 free_nfs_cb_data(data
);
1772 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1774 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1775 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1786 static void nfs_fill_READ3args(READ3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
)
1788 memset(args
, 0, sizeof(READ3args
));
1789 args
->file
= fh
->fh
;
1790 args
->offset
= offset
;
1791 args
->count
= count
;
1794 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1796 struct nfs_mcb_data
*mdata
= private_data
;
1797 struct nfs_cb_data
*data
= mdata
->data
;
1798 struct nfs_context
*nfs
= data
->nfs
;
1801 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1805 if (status
== RPC_STATUS_ERROR
) {
1806 /* flag the failure but do not invoke callback until we have received all responses */
1809 if (status
== RPC_STATUS_CANCEL
) {
1810 /* flag the cancellation but do not invoke callback until we have received all responses */
1814 if (status
== RPC_STATUS_SUCCESS
) {
1816 if (res
->status
!= NFS3_OK
) {
1817 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1820 uint64_t count
= res
->READ3res_u
.resok
.count
;
1822 if (mdata
->update_pos
)
1823 data
->nfsfh
->offset
+= count
;
1825 /* if we have more than one call or we have received a short read we need a reassembly buffer */
1826 if (data
->num_calls
|| (count
< mdata
->count
&& !res
->READ3res_u
.resok
.eof
)) {
1827 if (data
->buffer
== NULL
) {
1828 data
->buffer
= malloc(data
->count
);
1829 if (data
->buffer
== NULL
) {
1830 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data
->count
);
1836 if (count
<= mdata
->count
) {
1837 /* copy data into reassembly buffer if we have one */
1838 if (data
->buffer
!= NULL
) {
1839 memcpy(&data
->buffer
[mdata
->offset
- data
->offset
], res
->READ3res_u
.resok
.data
.data_val
, count
);
1841 if (data
->max_offset
< mdata
->offset
+ count
) {
1842 data
->max_offset
= mdata
->offset
+ count
;
1845 rpc_set_error(nfs
->rpc
, "NFS: Read overflow. Server has sent more data than requested!");
1849 /* check if we have received a short read */
1850 if (count
< mdata
->count
&& !res
->READ3res_u
.resok
.eof
) {
1852 rpc_set_error(nfs
->rpc
, "NFS: Read failed. No bytes read and not at EOF!");
1855 /* reissue reminder of this read request */
1857 mdata
->offset
+= count
;
1858 mdata
->count
-= count
;
1859 nfs_fill_READ3args(&args
, data
->nfsfh
, mdata
->offset
, mdata
->count
);
1860 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) == 0) {
1864 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1874 if (data
->num_calls
> 0) {
1875 /* still waiting for more replies */
1878 if (data
->oom
!= 0) {
1879 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
1880 free_nfs_cb_data(data
);
1883 if (data
->error
!= 0) {
1884 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1885 free_nfs_cb_data(data
);
1888 if (data
->cancel
!= 0) {
1889 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1890 free_nfs_cb_data(data
);
1895 if (data
->max_offset
> data
->org_offset
+ data
->org_count
) {
1896 data
->max_offset
= data
->org_offset
+ data
->org_count
;
1898 data
->cb(data
->max_offset
- data
->org_offset
, nfs
, data
->buffer
+ (data
->org_offset
- data
->offset
), data
->private_data
);
1900 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1903 data
->nfsfh
->ra
.fh_offset
= data
->max_offset
;
1904 if (data
->nfsfh
->ra
.cur_ra
) {
1905 free(data
->nfsfh
->ra
.buf
);
1906 data
->nfsfh
->ra
.buf
= data
->buffer
;
1907 data
->nfsfh
->ra
.buf_offset
= data
->offset
;
1908 data
->nfsfh
->ra
.buf_count
= data
->count
;
1909 data
->nfsfh
->ra
.buf_ts
= time(NULL
);
1910 data
->buffer
= NULL
;
1912 free_nfs_cb_data(data
);
1915 static void nfs_ra_invalidate(struct nfsfh
*nfsfh
) {
1916 free(nfsfh
->ra
.buf
);
1917 nfsfh
->ra
.buf
= NULL
;
1918 nfsfh
->ra
.buf_offset
= 0;
1919 nfsfh
->ra
.buf_count
= 0;
1920 nfsfh
->ra
.buf_ts
= time(NULL
);
1921 nfsfh
->ra
.cur_ra
= NFS_BLKSIZE
;
1924 static int nfs_pread_async_internal(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
, int update_pos
)
1926 struct nfs_cb_data
*data
;
1928 data
= malloc(sizeof(struct nfs_cb_data
));
1930 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1933 memset(data
, 0, sizeof(struct nfs_cb_data
));
1936 data
->private_data
= private_data
;
1937 data
->nfsfh
= nfsfh
;
1938 data
->org_offset
= offset
;
1939 data
->org_count
= count
;
1941 assert(data
->num_calls
== 0);
1943 if (nfs
->rpc
->readahead
&& time(NULL
) - nfsfh
->ra
.buf_ts
> NFS_RA_TIMEOUT
) {
1944 /* readahead cache timeout */
1945 nfs_ra_invalidate(nfsfh
);
1948 if (nfs
->rpc
->readahead
) {
1949 if (offset
>= nfsfh
->ra
.last_offset
&&
1950 offset
- NFS_BLKSIZE
<= nfsfh
->ra
.fh_offset
+ nfsfh
->ra
.cur_ra
) {
1951 if (nfs
->rpc
->readahead
> nfsfh
->ra
.cur_ra
) {
1952 nfsfh
->ra
.cur_ra
<<= 1;
1955 nfsfh
->ra
.cur_ra
= NFS_BLKSIZE
;
1958 nfsfh
->ra
.last_offset
= offset
;
1960 if (nfsfh
->ra
.buf_offset
<= offset
&&
1961 nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
>= offset
+ count
) {
1962 /* serve request completely from cache */
1963 data
->buffer
= malloc(count
);
1964 if (data
->buffer
== NULL
) {
1965 free_nfs_cb_data(data
);
1968 memcpy(data
->buffer
, nfsfh
->ra
.buf
+ (offset
- nfsfh
->ra
.buf_offset
), count
);
1969 data
->cb(count
, nfs
, data
->buffer
, data
->private_data
);
1970 nfsfh
->ra
.fh_offset
= offset
+ count
;
1971 free_nfs_cb_data(data
);
1975 /* align start offset to blocksize */
1976 count
+= offset
& (NFS_BLKSIZE
- 1);
1977 offset
&= ~(NFS_BLKSIZE
- 1);
1979 /* align end offset to blocksize and add readahead */
1980 count
+= nfsfh
->ra
.cur_ra
- 1;
1981 count
&= ~(NFS_BLKSIZE
- 1);
1983 data
->buffer
= malloc(count
);
1984 if (data
->buffer
== NULL
) {
1985 free_nfs_cb_data(data
);
1988 data
->offset
= offset
;
1989 data
->count
= count
;
1991 if (nfsfh
->ra
.buf_count
&& nfsfh
->ra
.buf_offset
<= offset
&&
1992 nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
>= offset
) {
1993 /* serve request partially from cache */
1994 size_t overlap
= (nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
) - offset
;
1995 if (overlap
> count
) count
= overlap
;
1996 memcpy(data
->buffer
, nfsfh
->ra
.buf
+ (offset
- nfsfh
->ra
.buf_offset
), overlap
);
2001 data
->offset
= offset
;
2002 data
->count
= count
;
2005 data
->max_offset
= offset
;
2007 /* chop requests into chunks of at most READMAX bytes if necessary.
2008 * we send all reads in parallel so that performance is still good.
2011 uint64_t readcount
= count
;
2012 struct nfs_mcb_data
*mdata
;
2015 if (readcount
> nfs_get_readmax(nfs
)) {
2016 readcount
= nfs_get_readmax(nfs
);
2019 mdata
= malloc(sizeof(struct nfs_mcb_data
));
2020 if (mdata
== NULL
) {
2021 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
2022 if (data
->num_calls
== 0) {
2023 free_nfs_cb_data(data
);
2029 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
2031 mdata
->offset
= offset
;
2032 mdata
->count
= readcount
;
2033 mdata
->update_pos
= update_pos
;
2035 nfs_fill_READ3args(&args
, nfsfh
, offset
, readcount
);
2037 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
2038 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
2040 if (data
->num_calls
== 0) {
2041 free_nfs_cb_data(data
);
2049 offset
+= readcount
;
2051 } while (count
> 0);
2056 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
2058 return nfs_pread_async_internal(nfs
, nfsfh
, offset
, count
, cb
, private_data
, 0);
2064 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
2066 return nfs_pread_async_internal(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
, 1);
2074 static void nfs_fill_WRITE3args (WRITE3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
,
2077 memset(args
, 0, sizeof(WRITE3args
));
2078 args
->file
= fh
->fh
;
2079 args
->offset
= offset
;
2080 args
->count
= count
;
2081 args
->stable
= fh
->is_sync
? FILE_SYNC
: UNSTABLE
;
2082 args
->data
.data_len
= count
;
2083 args
->data
.data_val
= buf
;
2086 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2088 struct nfs_mcb_data
*mdata
= private_data
;
2089 struct nfs_cb_data
*data
= mdata
->data
;
2090 struct nfs_context
*nfs
= data
->nfs
;
2093 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2097 if (status
== RPC_STATUS_ERROR
) {
2098 /* flag the failure but do not invoke callback until we have received all responses */
2101 if (status
== RPC_STATUS_CANCEL
) {
2102 /* flag the cancellation but do not invoke callback until we have received all responses */
2106 if (status
== RPC_STATUS_SUCCESS
) {
2108 if (res
->status
!= NFS3_OK
) {
2109 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2112 uint64_t count
= res
->WRITE3res_u
.resok
.count
;
2114 if (mdata
->update_pos
)
2115 data
->nfsfh
->offset
+= count
;
2117 if (count
< mdata
->count
) {
2119 rpc_set_error(nfs
->rpc
, "NFS: Write failed. No bytes written!");
2122 /* reissue reminder of this write request */
2124 mdata
->offset
+= count
;
2125 mdata
->count
-= count
;
2127 nfs_fill_WRITE3args(&args
, data
->nfsfh
, mdata
->offset
, mdata
->count
,
2128 &data
->usrbuf
[mdata
->offset
- data
->offset
]);
2129 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) == 0) {
2133 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
2139 if (data
->max_offset
< mdata
->offset
+ count
) {
2140 data
->max_offset
= mdata
->offset
+ count
;
2148 if (data
->num_calls
> 0) {
2149 /* still waiting for more replies */
2152 if (data
->oom
!= 0) {
2153 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
2154 free_nfs_cb_data(data
);
2157 if (data
->error
!= 0) {
2158 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2159 free_nfs_cb_data(data
);
2162 if (data
->cancel
!= 0) {
2163 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2164 free_nfs_cb_data(data
);
2168 data
->cb(data
->max_offset
- data
->offset
, nfs
, NULL
, data
->private_data
);
2170 free_nfs_cb_data(data
);
2174 static int nfs_pwrite_async_internal(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
, int update_pos
)
2176 struct nfs_cb_data
*data
;
2178 data
= malloc(sizeof(struct nfs_cb_data
));
2180 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2183 memset(data
, 0, sizeof(struct nfs_cb_data
));
2186 data
->private_data
= private_data
;
2187 data
->nfsfh
= nfsfh
;
2190 /* hello, clang-analyzer */
2191 assert(data
->num_calls
== 0);
2193 /* chop requests into chunks of at most WRITEMAX bytes if necessary.
2194 * we send all writes in parallel so that performance is still good.
2196 data
->max_offset
= offset
;
2197 data
->offset
= offset
;
2200 uint64_t writecount
= count
;
2201 struct nfs_mcb_data
*mdata
;
2204 if (writecount
> nfs_get_writemax(nfs
)) {
2205 writecount
= nfs_get_writemax(nfs
);
2208 mdata
= malloc(sizeof(struct nfs_mcb_data
));
2209 if (mdata
== NULL
) {
2210 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
2211 if (data
->num_calls
== 0) {
2212 free_nfs_cb_data(data
);
2218 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
2220 mdata
->offset
= offset
;
2221 mdata
->count
= writecount
;
2222 mdata
->update_pos
= update_pos
;
2224 nfs_fill_WRITE3args(&args
, nfsfh
, offset
, writecount
, &buf
[offset
- data
->offset
]);
2226 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
2227 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
2229 if (data
->num_calls
== 0) {
2230 free_nfs_cb_data(data
);
2237 count
-= writecount
;
2238 offset
+= writecount
;
2240 } while (count
> 0);
2245 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
)
2247 return nfs_pwrite_async_internal(nfs
, nfsfh
, offset
, count
, buf
, cb
, private_data
, 0);
2253 static void nfs_write_append_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2255 struct nfs_cb_data
*data
= private_data
;
2256 struct nfs_context
*nfs
= data
->nfs
;
2259 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2261 if (status
== RPC_STATUS_ERROR
) {
2262 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2263 free_nfs_cb_data(data
);
2266 if (status
== RPC_STATUS_CANCEL
) {
2267 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2268 free_nfs_cb_data(data
);
2273 if (res
->status
!= NFS3_OK
) {
2274 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2275 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2276 free_nfs_cb_data(data
);
2280 if (nfs_pwrite_async_internal(nfs
, data
->nfsfh
, res
->GETATTR3res_u
.resok
.obj_attributes
.size
, data
->count
, data
->usrbuf
, data
->cb
, data
->private_data
, 1) != 0) {
2281 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2282 free_nfs_cb_data(data
);
2285 free_nfs_cb_data(data
);
2288 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
2290 nfs_ra_invalidate(nfsfh
);
2291 if (nfsfh
->is_append
) {
2292 struct GETATTR3args args
;
2293 struct nfs_cb_data
*data
;
2295 data
= malloc(sizeof(struct nfs_cb_data
));
2297 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2300 memset(data
, 0, sizeof(struct nfs_cb_data
));
2303 data
->private_data
= private_data
;
2304 data
->nfsfh
= nfsfh
;
2306 data
->count
= count
;
2308 memset(&args
, 0, sizeof(GETATTR3args
));
2309 args
.object
= nfsfh
->fh
;
2311 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_write_append_cb
, &args
, data
) != 0) {
2312 rpc_set_error(nfs
->rpc
, "out of memory: failed to send GETATTR");
2313 free_nfs_cb_data(data
);
2318 return nfs_pwrite_async_internal(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
, 1);
2328 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2331 cb(0, nfs
, NULL
, private_data
);
2342 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2344 struct nfs_cb_data
*data
;
2345 struct GETATTR3args args
;
2347 data
= malloc(sizeof(struct nfs_cb_data
));
2349 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2352 memset(data
, 0, sizeof(struct nfs_cb_data
));
2355 data
->private_data
= private_data
;
2357 memset(&args
, 0, sizeof(GETATTR3args
));
2358 args
.object
= nfsfh
->fh
;
2360 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
2361 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
2362 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2363 free_nfs_cb_data(data
);
2372 int nfs_fstat64_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2374 struct nfs_cb_data
*data
;
2375 struct GETATTR3args args
;
2377 data
= malloc(sizeof(struct nfs_cb_data
));
2379 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2382 memset(data
, 0, sizeof(struct nfs_cb_data
));
2385 data
->private_data
= private_data
;
2387 memset(&args
, 0, sizeof(GETATTR3args
));
2388 args
.object
= nfsfh
->fh
;
2390 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat64_1_cb
, &args
, data
) != 0) {
2391 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
2392 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2393 free_nfs_cb_data(data
);
2404 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2406 struct nfs_cb_data
*data
= private_data
;
2407 struct nfs_context
*nfs
= data
->nfs
;
2410 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2412 if (status
== RPC_STATUS_ERROR
) {
2413 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2414 free_nfs_cb_data(data
);
2417 if (status
== RPC_STATUS_CANCEL
) {
2418 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2419 free_nfs_cb_data(data
);
2424 if (res
->status
!= NFS3_OK
) {
2425 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2426 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2427 free_nfs_cb_data(data
);
2431 data
->cb(0, nfs
, NULL
, data
->private_data
);
2432 free_nfs_cb_data(data
);
2435 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2437 struct nfs_cb_data
*data
;
2438 struct COMMIT3args args
;
2440 data
= malloc(sizeof(struct nfs_cb_data
));
2442 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2445 memset(data
, 0, sizeof(struct nfs_cb_data
));
2448 data
->private_data
= private_data
;
2450 args
.file
= nfsfh
->fh
;
2453 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
2454 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
2455 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2456 free_nfs_cb_data(data
);
2468 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2470 struct nfs_cb_data
*data
= private_data
;
2471 struct nfs_context
*nfs
= data
->nfs
;
2474 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2476 if (status
== RPC_STATUS_ERROR
) {
2477 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2478 free_nfs_cb_data(data
);
2481 if (status
== RPC_STATUS_CANCEL
) {
2482 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2483 free_nfs_cb_data(data
);
2488 if (res
->status
!= NFS3_OK
) {
2489 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2490 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2491 free_nfs_cb_data(data
);
2495 data
->cb(0, nfs
, NULL
, data
->private_data
);
2496 free_nfs_cb_data(data
);
2499 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
2501 struct nfs_cb_data
*data
;
2504 data
= malloc(sizeof(struct nfs_cb_data
));
2506 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2509 memset(data
, 0, sizeof(struct nfs_cb_data
));
2512 data
->private_data
= private_data
;
2514 memset(&args
, 0, sizeof(SETATTR3args
));
2515 args
.object
= nfsfh
->fh
;
2516 args
.new_attributes
.size
.set_it
= 1;
2517 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2519 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2520 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2521 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2522 free_nfs_cb_data(data
);
2532 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
2534 uint64_t offset
= data
->continue_int
;
2537 nfsfh
.fh
= data
->fh
;
2539 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2540 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2541 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2542 free_nfs_cb_data(data
);
2545 free_nfs_cb_data(data
);
2549 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2555 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2556 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2569 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2572 struct nfs_cb_data
*data
= private_data
;
2573 struct nfs_context
*nfs
= data
->nfs
;
2574 char *str
= data
->continue_data
;
2576 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2578 str
= &str
[strlen(str
) + 1];
2580 if (status
== RPC_STATUS_ERROR
) {
2581 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2582 free_nfs_cb_data(data
);
2585 if (status
== RPC_STATUS_CANCEL
) {
2586 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2587 free_nfs_cb_data(data
);
2592 if (res
->status
!= NFS3_OK
) {
2593 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
));
2594 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2595 free_nfs_cb_data(data
);
2599 data
->cb(0, nfs
, NULL
, data
->private_data
);
2600 free_nfs_cb_data(data
);
2603 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
2605 char *str
= data
->continue_data
;
2608 str
= &str
[strlen(str
) + 1];
2610 memset(&args
, 0, sizeof(MKDIR3args
));
2611 args
.where
.dir
= data
->fh
;
2612 args
.where
.name
= str
;
2613 args
.attributes
.mode
.set_it
= 1;
2614 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2616 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2617 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2618 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2619 free_nfs_cb_data(data
);
2625 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2630 new_path
= strdup(path
);
2631 if (new_path
== NULL
) {
2632 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2636 ptr
= strrchr(new_path
, '/');
2639 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2644 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2645 if (nfs_lookuppath_async(nfs
, new_path
, 0, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2646 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2660 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2663 struct nfs_cb_data
*data
= private_data
;
2664 struct nfs_context
*nfs
= data
->nfs
;
2665 char *str
= data
->continue_data
;
2667 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2669 str
= &str
[strlen(str
) + 1];
2671 if (status
== RPC_STATUS_ERROR
) {
2672 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2673 free_nfs_cb_data(data
);
2676 if (status
== RPC_STATUS_CANCEL
) {
2677 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2678 free_nfs_cb_data(data
);
2683 if (res
->status
!= NFS3_OK
) {
2684 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
));
2685 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2686 free_nfs_cb_data(data
);
2690 data
->cb(0, nfs
, NULL
, data
->private_data
);
2691 free_nfs_cb_data(data
);
2694 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
2696 char *str
= data
->continue_data
;
2699 str
= &str
[strlen(str
) + 1];
2701 args
.object
.dir
= data
->fh
;
2702 args
.object
.name
= str
;
2703 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2704 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2705 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2706 free_nfs_cb_data(data
);
2712 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2717 new_path
= strdup(path
);
2718 if (new_path
== NULL
) {
2719 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2723 ptr
= strrchr(new_path
, '/');
2726 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2731 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2732 if (nfs_lookuppath_async(nfs
, new_path
, 0, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2733 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2746 struct create_cb_data
{
2752 static void free_create_cb_data(void *ptr
)
2754 struct create_cb_data
*data
= ptr
;
2760 static void nfs_create_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2762 struct nfs_cb_data
*data
= private_data
;
2763 struct nfs_context
*nfs
= data
->nfs
;
2764 struct nfsfh
*nfsfh
;
2767 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2769 if (status
== RPC_STATUS_ERROR
) {
2770 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2771 free_nfs_cb_data(data
);
2775 if (status
== RPC_STATUS_CANCEL
) {
2776 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2777 free_nfs_cb_data(data
);
2783 if (res
->status
!= NFS3_OK
) {
2784 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2785 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2786 free_nfs_cb_data(data
);
2791 data
->cb(0, nfs
, data
->nfsfh
, data
->private_data
);
2792 free_nfs_cb_data(data
);
2795 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2798 struct nfs_cb_data
*data
= private_data
;
2799 struct nfs_context
*nfs
= data
->nfs
;
2800 struct nfsfh
*nfsfh
;
2801 struct create_cb_data
*cb_data
= data
->continue_data
;
2802 char *str
= cb_data
->path
;
2804 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2806 if (status
== RPC_STATUS_ERROR
) {
2807 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2808 free_nfs_cb_data(data
);
2811 if (status
== RPC_STATUS_CANCEL
) {
2812 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2813 free_nfs_cb_data(data
);
2817 str
= &str
[strlen(str
) + 1];
2819 if (res
->status
!= NFS3_OK
) {
2820 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
));
2821 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2826 nfsfh
= malloc(sizeof(struct nfsfh
));
2827 if (nfsfh
== NULL
) {
2828 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2829 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2830 free_nfs_cb_data(data
);
2833 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2835 if (cb_data
->flags
& O_SYNC
) {
2838 if (cb_data
->flags
& O_APPEND
) {
2839 nfsfh
->is_append
= 1;
2842 /* copy the filehandle */
2843 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2844 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2845 if (nfsfh
->fh
.data
.data_val
== NULL
) {
2846 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh structure");
2847 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2848 free_nfs_cb_data(data
);
2852 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2854 /* Try to truncate it if we were requested to */
2855 if (cb_data
->flags
& O_TRUNC
) {
2858 data
->nfsfh
= nfsfh
;
2860 memset(&args
, 0, sizeof(SETATTR3args
));
2861 args
.object
= nfsfh
->fh
;
2862 args
.new_attributes
.size
.set_it
= 1;
2863 args
.new_attributes
.size
.set_size3_u
.size
= 0;
2865 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_create_trunc_cb
,
2866 &args
, data
) != 0) {
2867 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
2868 "SETATTR call for %s", data
->path
);
2869 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
2870 data
->private_data
);
2871 free_nfs_cb_data(data
);
2878 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2879 free_nfs_cb_data(data
);
2884 static void nfs_create_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2887 struct nfs_cb_data
*data
= private_data
;
2888 struct nfs_context
*nfs
= data
->nfs
;
2889 struct create_cb_data
*cb_data
= data
->continue_data
;
2890 char *str
= cb_data
->path
;
2893 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2895 if (status
== RPC_STATUS_ERROR
) {
2896 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2897 free_nfs_cb_data(data
);
2900 if (status
== RPC_STATUS_CANCEL
) {
2901 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2902 free_nfs_cb_data(data
);
2906 str
= &str
[strlen(str
) + 1];
2908 if (res
->status
!= NFS3_OK
) {
2909 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
));
2910 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2911 free_nfs_cb_data(data
);
2915 memset(&args
, 0, sizeof(LOOKUP3args
));
2916 args
.what
.dir
= data
->fh
;
2917 args
.what
.name
= str
;
2919 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2920 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2921 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2922 free_nfs_cb_data(data
);
2928 static int nfs_create_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
2930 struct create_cb_data
*cb_data
= data
->continue_data
;
2931 char *str
= cb_data
->path
;
2934 str
= &str
[strlen(str
) + 1];
2936 memset(&args
, 0, sizeof(CREATE3args
));
2937 args
.where
.dir
= data
->fh
;
2938 args
.where
.name
= str
;
2939 args
.how
.mode
= (cb_data
->flags
& O_EXCL
) ? GUARDED
: UNCHECKED
;
2940 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2941 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
;
2943 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_create_1_cb
, &args
, data
) != 0) {
2944 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2945 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2946 free_nfs_cb_data(data
);
2952 int nfs_create_async(struct nfs_context
*nfs
, const char *path
, int flags
, int mode
, nfs_cb cb
, void *private_data
)
2954 struct create_cb_data
*cb_data
;
2957 cb_data
= malloc(sizeof(struct create_cb_data
));
2958 if (cb_data
== NULL
) {
2959 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2963 cb_data
->path
= strdup(path
);
2964 if (cb_data
->path
== NULL
) {
2965 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2970 ptr
= strrchr(cb_data
->path
, '/');
2972 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2973 free_create_cb_data(cb_data
);
2978 cb_data
->flags
= flags
;
2979 cb_data
->mode
= mode
;
2981 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2982 if (nfs_lookuppath_async(nfs
, cb_data
->path
, 0, cb
, private_data
, nfs_create_continue_internal
, cb_data
, free_create_cb_data
, 0) != 0) {
2983 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2990 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2992 return nfs_create_async(nfs
, path
, 0, mode
, cb
, private_data
);
3001 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3004 struct nfs_cb_data
*data
= private_data
;
3005 struct nfs_context
*nfs
= data
->nfs
;
3006 char *str
= data
->continue_data
;
3008 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3010 str
= &str
[strlen(str
) + 1];
3012 if (status
== RPC_STATUS_ERROR
) {
3013 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3014 free_nfs_cb_data(data
);
3017 if (status
== RPC_STATUS_CANCEL
) {
3018 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3019 free_nfs_cb_data(data
);
3024 if (res
->status
!= NFS3_OK
) {
3025 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
));
3026 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3027 free_nfs_cb_data(data
);
3031 data
->cb(0, nfs
, NULL
, data
->private_data
);
3032 free_nfs_cb_data(data
);
3035 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3037 char *str
= data
->continue_data
;
3038 struct REMOVE3args args
;
3040 str
= &str
[strlen(str
) + 1];
3042 args
.object
.dir
= data
->fh
;
3043 args
.object
.name
= str
;
3044 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
3045 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
3046 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3047 free_nfs_cb_data(data
);
3053 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3058 new_path
= strdup(path
);
3059 if (new_path
== NULL
) {
3060 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
3064 ptr
= strrchr(new_path
, '/');
3067 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
3072 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
3073 if (nfs_lookuppath_async(nfs
, new_path
, 0, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
3074 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3085 struct mknod_cb_data
{
3092 static void free_mknod_cb_data(void *ptr
)
3094 struct mknod_cb_data
*data
= ptr
;
3100 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3103 struct nfs_cb_data
*data
= private_data
;
3104 struct nfs_context
*nfs
= data
->nfs
;
3105 char *str
= data
->continue_data
;
3107 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3109 str
= &str
[strlen(str
) + 1];
3111 if (status
== RPC_STATUS_ERROR
) {
3112 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3113 free_nfs_cb_data(data
);
3116 if (status
== RPC_STATUS_CANCEL
) {
3117 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3118 free_nfs_cb_data(data
);
3123 if (res
->status
!= NFS3_OK
) {
3124 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
));
3125 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3126 free_nfs_cb_data(data
);
3130 data
->cb(0, nfs
, NULL
, data
->private_data
);
3131 free_nfs_cb_data(data
);
3134 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3136 struct mknod_cb_data
*cb_data
= data
->continue_data
;
3137 char *str
= cb_data
->path
;
3140 str
= &str
[strlen(str
) + 1];
3142 args
.where
.dir
= data
->fh
;
3143 args
.where
.name
= str
;
3144 switch (cb_data
->mode
& S_IFMT
) {
3146 args
.what
.type
= NF3CHR
;
3147 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
3148 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
);
3149 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
3150 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
3153 args
.what
.type
= NF3BLK
;
3154 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
3155 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
);
3156 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
3157 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
3159 args
.what
.type
= NF3SOCK
;
3160 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
3161 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
);
3164 args
.what
.type
= NF3FIFO
;
3165 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
3166 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
);
3169 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
3170 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3171 free_nfs_cb_data(data
);
3175 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
3176 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3177 free_nfs_cb_data(data
);
3183 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
3186 struct mknod_cb_data
*cb_data
;
3188 cb_data
= malloc(sizeof(struct mknod_cb_data
));
3189 if (cb_data
== NULL
) {
3190 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
3194 cb_data
->path
= strdup(path
);
3195 if (cb_data
->path
== NULL
) {
3196 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
3201 ptr
= strrchr(cb_data
->path
, '/');
3203 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
3204 free_mknod_cb_data(cb_data
);
3209 cb_data
->mode
= mode
;
3210 cb_data
->major
= major(dev
);
3211 cb_data
->minor
= minor(dev
);
3213 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
3214 if (nfs_lookuppath_async(nfs
, cb_data
->path
, 0, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
3215 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3226 /* ReadDirPlus Emulation Callback data */
3227 struct rdpe_cb_data
{
3230 struct nfs_cb_data
*data
;
3233 /* ReadDirPlus Emulation LOOKUP Callback data */
3234 struct rdpe_lookup_cb_data
{
3235 struct rdpe_cb_data
*rdpe_cb_data
;
3236 struct nfsdirent
*nfsdirent
;
3239 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
3240 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3242 LOOKUP3res
*res
= command_data
;
3243 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
3244 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
3245 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
3246 struct nfsdir
*nfsdir
= data
->continue_data
;
3247 struct nfs_context
*nfs
= data
->nfs
;
3248 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
3250 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3252 free(rdpe_lookup_cb_data
);
3254 rdpe_cb_data
->getattrcount
--;
3256 if (status
== RPC_STATUS_ERROR
) {
3257 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
3258 "failed with RPC_STATUS_ERROR");
3259 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
3261 if (status
== RPC_STATUS_CANCEL
) {
3262 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
3263 "failed with RPC_STATUS_CANCEL");
3264 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
3266 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
3267 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
3268 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
3270 nfsdirent
->type
= attributes
->type
;
3271 nfsdirent
->mode
= attributes
->mode
;
3272 nfsdirent
->size
= attributes
->size
;
3274 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
3275 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
3276 nfsdirent
->atime_nsec
= attributes
->atime
.nseconds
;
3277 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
3278 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
3279 nfsdirent
->mtime_nsec
= attributes
->mtime
.nseconds
;
3280 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
3281 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
3282 nfsdirent
->ctime_nsec
= attributes
->ctime
.nseconds
;
3283 nfsdirent
->uid
= attributes
->uid
;
3284 nfsdirent
->gid
= attributes
->gid
;
3285 nfsdirent
->nlink
= attributes
->nlink
;
3286 nfsdirent
->dev
= attributes
->fsid
;
3287 nfsdirent
->rdev
= specdata3_to_rdev(&attributes
->rdev
);
3288 nfsdirent
->blksize
= NFS_BLKSIZE
;
3289 nfsdirent
->blocks
= (attributes
->used
+ 512 - 1) / 512;
3290 nfsdirent
->used
= attributes
->used
;
3294 if (rdpe_cb_data
->getattrcount
== 0) {
3295 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
3296 rpc_set_error(nfs
->rpc
, "READDIRPLUS emulation "
3297 "failed: %s", rpc_get_error(rpc
));
3298 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
3299 data
->private_data
);
3300 nfs_free_nfsdir(nfsdir
);
3302 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
3306 data
->continue_data
= NULL
;
3307 free_nfs_cb_data(data
);
3311 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3313 READDIR3res
*res
= command_data
;
3314 struct nfs_cb_data
*data
= private_data
;
3315 struct nfs_context
*nfs
= data
->nfs
;
3316 struct nfsdir
*nfsdir
= data
->continue_data
;
3317 struct nfsdirent
*nfsdirent
;
3318 struct entry3
*entry
;
3319 uint64_t cookie
= 0;
3320 struct rdpe_cb_data
*rdpe_cb_data
;
3322 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3324 if (status
== RPC_STATUS_ERROR
) {
3325 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3326 nfs_free_nfsdir(nfsdir
);
3327 data
->continue_data
= NULL
;
3328 free_nfs_cb_data(data
);
3332 if (status
== RPC_STATUS_CANCEL
) {
3333 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3334 nfs_free_nfsdir(nfsdir
);
3335 data
->continue_data
= NULL
;
3336 free_nfs_cb_data(data
);
3340 if (res
->status
!= NFS3_OK
) {
3341 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
));
3342 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3343 nfs_free_nfsdir(nfsdir
);
3344 data
->continue_data
= NULL
;
3345 free_nfs_cb_data(data
);
3349 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
3350 while (entry
!= NULL
) {
3351 nfsdirent
= malloc(sizeof(struct nfsdirent
));
3352 if (nfsdirent
== NULL
) {
3353 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
3354 nfs_free_nfsdir(nfsdir
);
3355 data
->continue_data
= NULL
;
3356 free_nfs_cb_data(data
);
3359 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
3360 nfsdirent
->name
= strdup(entry
->name
);
3361 if (nfsdirent
->name
== NULL
) {
3362 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
3364 nfs_free_nfsdir(nfsdir
);
3365 data
->continue_data
= NULL
;
3366 free_nfs_cb_data(data
);
3369 nfsdirent
->inode
= entry
->fileid
;
3371 nfsdirent
->next
= nfsdir
->entries
;
3372 nfsdir
->entries
= nfsdirent
;
3374 cookie
= entry
->cookie
;
3375 entry
= entry
->nextentry
;
3378 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
3381 args
.dir
= data
->fh
;
3382 args
.cookie
= cookie
;
3383 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
3386 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
3387 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
3388 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3389 nfs_free_nfsdir(nfsdir
);
3390 data
->continue_data
= NULL
;
3391 free_nfs_cb_data(data
);
3397 if (res
->READDIR3res_u
.resok
.dir_attributes
.attributes_follow
)
3398 nfsdir
->attr
= res
->READDIR3res_u
.resok
.dir_attributes
.post_op_attr_u
.attributes
;
3400 /* steal the dirhandle */
3401 nfsdir
->current
= nfsdir
->entries
;
3403 if (nfsdir
->entries
) {
3404 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
3405 rdpe_cb_data
->getattrcount
= 0;
3406 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
3407 rdpe_cb_data
->data
= data
;
3408 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
3409 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
3412 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
3413 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
3414 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
3416 memset(&args
, 0, sizeof(LOOKUP3args
));
3417 args
.what
.dir
= data
->fh
;
3418 args
.what
.name
= nfsdirent
->name
;
3420 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
3421 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
3423 /* if we have already commands in flight, we cant just stop, we have to wait for the
3424 * commands in flight to complete
3426 if (rdpe_cb_data
->getattrcount
> 0) {
3427 nfs_free_nfsdir(nfsdir
);
3428 data
->continue_data
= NULL
;
3429 free_nfs_cb_data(data
);
3430 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
3431 free(rdpe_lookup_cb_data
);
3435 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3436 nfs_free_nfsdir(nfsdir
);
3437 data
->continue_data
= NULL
;
3438 free_nfs_cb_data(data
);
3439 free(rdpe_lookup_cb_data
);
3443 rdpe_cb_data
->getattrcount
++;
3448 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3450 READDIRPLUS3res
*res
= command_data
;
3451 struct nfs_cb_data
*data
= private_data
;
3452 struct nfs_context
*nfs
= data
->nfs
;
3453 struct nfsdir
*nfsdir
= data
->continue_data
;
3454 struct entryplus3
*entry
;
3455 uint64_t cookie
= 0;
3457 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3459 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
3462 args
.dir
= data
->fh
;
3463 args
.cookie
= cookie
;
3464 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3467 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
3468 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
3469 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3470 nfs_free_nfsdir(nfsdir
);
3471 data
->continue_data
= NULL
;
3472 free_nfs_cb_data(data
);
3478 if (status
== RPC_STATUS_CANCEL
) {
3479 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3480 nfs_free_nfsdir(nfsdir
);
3481 data
->continue_data
= NULL
;
3482 free_nfs_cb_data(data
);
3486 if (res
->status
!= NFS3_OK
) {
3487 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
));
3488 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3489 nfs_free_nfsdir(nfsdir
);
3490 data
->continue_data
= NULL
;
3491 free_nfs_cb_data(data
);
3495 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
3496 while (entry
!= NULL
) {
3497 struct nfsdirent
*nfsdirent
;
3499 nfsdirent
= malloc(sizeof(struct nfsdirent
));
3500 if (nfsdirent
== NULL
) {
3501 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
3502 nfs_free_nfsdir(nfsdir
);
3503 data
->continue_data
= NULL
;
3504 free_nfs_cb_data(data
);
3507 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
3508 nfsdirent
->name
= strdup(entry
->name
);
3509 if (nfsdirent
->name
== NULL
) {
3510 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
3512 nfs_free_nfsdir(nfsdir
);
3513 data
->continue_data
= NULL
;
3514 free_nfs_cb_data(data
);
3517 nfsdirent
->inode
= entry
->fileid
;
3518 if (entry
->name_attributes
.attributes_follow
) {
3519 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
3520 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
3521 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
3523 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
3524 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
3525 nfsdirent
->atime_nsec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
;
3526 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
3527 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
3528 nfsdirent
->mtime_nsec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
;
3529 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
3530 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
3531 nfsdirent
->ctime_nsec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
;
3532 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
3533 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
3534 nfsdirent
->nlink
= entry
->name_attributes
.post_op_attr_u
.attributes
.nlink
;
3535 nfsdirent
->dev
= entry
->name_attributes
.post_op_attr_u
.attributes
.fsid
;
3536 nfsdirent
->rdev
= specdata3_to_rdev(&entry
->name_attributes
.post_op_attr_u
.attributes
.rdev
);
3537 nfsdirent
->blksize
= NFS_BLKSIZE
;
3538 nfsdirent
->blocks
= (entry
->name_attributes
.post_op_attr_u
.attributes
.used
+ 512 - 1) / 512;
3539 nfsdirent
->used
= entry
->name_attributes
.post_op_attr_u
.attributes
.used
;
3542 nfsdirent
->next
= nfsdir
->entries
;
3543 nfsdir
->entries
= nfsdirent
;
3545 cookie
= entry
->cookie
;
3546 entry
= entry
->nextentry
;
3549 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
3550 READDIRPLUS3args args
;
3552 args
.dir
= data
->fh
;
3553 args
.cookie
= cookie
;
3554 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
3555 args
.dircount
= 8192;
3556 args
.maxcount
= 8192;
3558 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3559 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3560 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3561 nfs_free_nfsdir(nfsdir
);
3562 data
->continue_data
= NULL
;
3563 free_nfs_cb_data(data
);
3569 if (res
->READDIRPLUS3res_u
.resok
.dir_attributes
.attributes_follow
)
3570 nfsdir
->attr
= res
->READDIRPLUS3res_u
.resok
.dir_attributes
.post_op_attr_u
.attributes
;
3572 /* steal the dirhandle */
3573 data
->continue_data
= NULL
;
3574 nfsdir
->current
= nfsdir
->entries
;
3576 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
3577 free_nfs_cb_data(data
);
3580 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3582 READDIRPLUS3args args
;
3583 struct nfsdir
*nfsdir
= data
->continue_data
;;
3584 struct nfsdir
*cached
;
3586 cached
= nfs_dircache_find(nfs
, &data
->fh
);
3588 if (attr
&& attr
->mtime
.seconds
== cached
->attr
.mtime
.seconds
) {
3589 cached
->current
= cached
->entries
;
3590 data
->cb(0, nfs
, cached
, data
->private_data
);
3591 free_nfs_cb_data(data
);
3594 /* cache must be stale */
3595 nfs_free_nfsdir(cached
);
3599 nfsdir
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
3600 nfsdir
->fh
.data
.data_val
= malloc(nfsdir
->fh
.data
.data_len
);
3601 if (nfsdir
->fh
.data
.data_val
== NULL
) {
3602 rpc_set_error(nfs
->rpc
, "OOM when allocating fh for nfsdir");
3603 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3604 free_nfs_cb_data(data
);
3607 memcpy(nfsdir
->fh
.data
.data_val
, data
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3609 args
.dir
= data
->fh
;
3611 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3612 args
.dircount
= 8192;
3613 args
.maxcount
= 8192;
3614 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3615 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3616 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3617 free_nfs_cb_data(data
);
3623 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3625 struct nfsdir
*nfsdir
;
3627 nfsdir
= malloc(sizeof(struct nfsdir
));
3628 if (nfsdir
== NULL
) {
3629 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
3632 memset(nfsdir
, 0, sizeof(struct nfsdir
));
3634 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
3635 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3643 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3645 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
3647 if (nfsdir
->current
!= NULL
) {
3648 nfsdir
->current
= nfsdir
->current
->next
;
3657 void nfs_closedir(struct nfs_context
*nfs
, struct nfsdir
*nfsdir
)
3659 nfs_dircache_add(nfs
, nfsdir
);
3666 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3677 struct lseek_cb_data
{
3678 struct nfs_context
*nfs
;
3679 struct nfsfh
*nfsfh
;
3685 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3688 struct lseek_cb_data
*data
= private_data
;
3689 struct nfs_context
*nfs
= data
->nfs
;
3692 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3694 if (status
== RPC_STATUS_ERROR
) {
3695 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3699 if (status
== RPC_STATUS_CANCEL
) {
3700 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3706 if (res
->status
!= NFS3_OK
) {
3707 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3708 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3713 size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3715 if (data
->offset
< 0 &&
3716 (uint64_t)(-data
->offset
) > size
) {
3717 data
->cb(-EINVAL
, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3719 data
->nfsfh
->offset
= data
->offset
+ size
;
3720 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3726 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3728 struct lseek_cb_data
*data
;
3729 struct GETATTR3args args
;
3731 if (whence
== SEEK_SET
) {
3733 cb(-EINVAL
, nfs
, &nfsfh
->offset
, private_data
);
3735 nfsfh
->offset
= offset
;
3736 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3740 if (whence
== SEEK_CUR
) {
3742 nfsfh
->offset
< (uint64_t)(-offset
)) {
3743 cb(-EINVAL
, nfs
, &nfsfh
->offset
, private_data
);
3745 nfsfh
->offset
+= offset
;
3746 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3751 data
= malloc(sizeof(struct lseek_cb_data
));
3753 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3758 data
->nfsfh
= nfsfh
;
3759 data
->offset
= offset
;
3761 data
->private_data
= private_data
;
3763 memset(&args
, 0, sizeof(GETATTR3args
));
3764 args
.object
= nfsfh
->fh
;
3766 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3767 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3780 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3783 struct nfs_cb_data
*data
= private_data
;
3784 struct nfs_context
*nfs
= data
->nfs
;
3785 struct statvfs svfs
;
3787 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3789 if (status
== RPC_STATUS_ERROR
) {
3790 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3791 free_nfs_cb_data(data
);
3794 if (status
== RPC_STATUS_CANCEL
) {
3795 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3796 free_nfs_cb_data(data
);
3801 if (res
->status
!= NFS3_OK
) {
3802 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
));
3803 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3804 free_nfs_cb_data(data
);
3808 svfs
.f_bsize
= NFS_BLKSIZE
;
3809 svfs
.f_frsize
= NFS_BLKSIZE
;
3810 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/NFS_BLKSIZE
;
3811 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/NFS_BLKSIZE
;
3812 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/NFS_BLKSIZE
;
3813 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3814 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3815 #if !defined(ANDROID)
3816 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3819 svfs
.f_namemax
= 256;
3822 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3823 free_nfs_cb_data(data
);
3826 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3830 args
.fsroot
= data
->fh
;
3831 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3832 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3833 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3834 free_nfs_cb_data(data
);
3840 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3842 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3843 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3856 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3859 struct nfs_cb_data
*data
= private_data
;
3860 struct nfs_context
*nfs
= data
->nfs
;
3862 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3864 if (status
== RPC_STATUS_ERROR
) {
3865 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3866 free_nfs_cb_data(data
);
3869 if (status
== RPC_STATUS_CANCEL
) {
3870 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3871 free_nfs_cb_data(data
);
3876 if (res
->status
!= NFS3_OK
) {
3877 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
));
3878 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3879 free_nfs_cb_data(data
);
3884 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3885 free_nfs_cb_data(data
);
3888 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3892 args
.symlink
= data
->fh
;
3894 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3895 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3896 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3897 free_nfs_cb_data(data
);
3903 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3905 if (nfs_lookuppath_async(nfs
, path
, 1, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3906 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3919 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3921 struct nfs_cb_data
*data
= private_data
;
3922 struct nfs_context
*nfs
= data
->nfs
;
3925 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3927 if (status
== RPC_STATUS_ERROR
) {
3928 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3929 free_nfs_cb_data(data
);
3932 if (status
== RPC_STATUS_CANCEL
) {
3933 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3934 free_nfs_cb_data(data
);
3939 if (res
->status
!= NFS3_OK
) {
3940 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3941 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3942 free_nfs_cb_data(data
);
3946 data
->cb(0, nfs
, NULL
, data
->private_data
);
3947 free_nfs_cb_data(data
);
3950 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
3954 memset(&args
, 0, sizeof(SETATTR3args
));
3955 args
.object
= data
->fh
;
3956 args
.new_attributes
.mode
.set_it
= 1;
3957 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3959 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3960 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3961 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3962 free_nfs_cb_data(data
);
3969 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3971 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3972 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3982 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3984 struct nfs_cb_data
*data
;
3986 data
= malloc(sizeof(struct nfs_cb_data
));
3988 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3991 memset(data
, 0, sizeof(struct nfs_cb_data
));
3994 data
->private_data
= private_data
;
3995 data
->continue_int
= mode
;
3996 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3997 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3998 if (data
->fh
.data
.data_val
== NULL
) {
3999 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
4000 free_nfs_cb_data(data
);
4003 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
4005 if (nfs_chmod_continue_internal(nfs
, NULL
, data
) != 0) {
4017 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4019 struct nfs_cb_data
*data
= private_data
;
4020 struct nfs_context
*nfs
= data
->nfs
;
4023 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4025 if (status
== RPC_STATUS_ERROR
) {
4026 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4027 free_nfs_cb_data(data
);
4030 if (status
== RPC_STATUS_CANCEL
) {
4031 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4032 free_nfs_cb_data(data
);
4037 if (res
->status
!= NFS3_OK
) {
4038 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
4039 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4040 free_nfs_cb_data(data
);
4044 data
->cb(0, nfs
, NULL
, data
->private_data
);
4045 free_nfs_cb_data(data
);
4048 struct nfs_chown_data
{
4053 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4056 struct nfs_chown_data
*chown_data
= data
->continue_data
;
4058 memset(&args
, 0, sizeof(SETATTR3args
));
4059 args
.object
= data
->fh
;
4060 if (chown_data
->uid
!= (uid_t
)-1) {
4061 args
.new_attributes
.uid
.set_it
= 1;
4062 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
4064 if (chown_data
->gid
!= (gid_t
)-1) {
4065 args
.new_attributes
.gid
.set_it
= 1;
4066 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
4069 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
4070 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
4071 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4072 free_nfs_cb_data(data
);
4079 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
4081 struct nfs_chown_data
*chown_data
;
4083 chown_data
= malloc(sizeof(struct nfs_chown_data
));
4084 if (chown_data
== NULL
) {
4085 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
4089 chown_data
->uid
= uid
;
4090 chown_data
->gid
= gid
;
4092 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
4093 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4104 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
4106 struct nfs_cb_data
*data
;
4107 struct nfs_chown_data
*chown_data
;
4109 chown_data
= malloc(sizeof(struct nfs_chown_data
));
4110 if (chown_data
== NULL
) {
4111 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
4115 chown_data
->uid
= uid
;
4116 chown_data
->gid
= gid
;
4118 data
= malloc(sizeof(struct nfs_cb_data
));
4120 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
4124 memset(data
, 0, sizeof(struct nfs_cb_data
));
4127 data
->private_data
= private_data
;
4128 data
->continue_data
= chown_data
;
4129 data
->free_continue_data
= free
;
4130 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
4131 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
4132 if (data
->fh
.data
.data_val
== NULL
) {
4133 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
4134 free_nfs_cb_data(data
);
4137 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
4139 if (nfs_chown_continue_internal(nfs
, NULL
, data
) != 0) {
4153 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4155 struct nfs_cb_data
*data
= private_data
;
4156 struct nfs_context
*nfs
= data
->nfs
;
4159 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4161 if (status
== RPC_STATUS_ERROR
) {
4162 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4163 free_nfs_cb_data(data
);
4166 if (status
== RPC_STATUS_CANCEL
) {
4167 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4168 free_nfs_cb_data(data
);
4173 if (res
->status
!= NFS3_OK
) {
4174 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
4175 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4176 free_nfs_cb_data(data
);
4180 data
->cb(0, nfs
, NULL
, data
->private_data
);
4181 free_nfs_cb_data(data
);
4184 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4187 struct timeval
*utimes_data
= data
->continue_data
;
4189 memset(&args
, 0, sizeof(SETATTR3args
));
4190 args
.object
= data
->fh
;
4191 if (utimes_data
!= NULL
) {
4192 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
4193 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
4194 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
4195 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
4196 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
4197 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
4199 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
4200 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
4203 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
4204 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
4205 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4206 free_nfs_cb_data(data
);
4213 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
4215 struct timeval
*new_times
= NULL
;
4217 if (times
!= NULL
) {
4218 new_times
= malloc(sizeof(struct timeval
)*2);
4219 if (new_times
== NULL
) {
4220 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
4224 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
4227 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
4228 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4238 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
4240 struct timeval
*new_times
= NULL
;
4242 if (times
!= NULL
) {
4243 new_times
= malloc(sizeof(struct timeval
)*2);
4244 if (new_times
== NULL
) {
4245 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
4249 new_times
[0].tv_sec
= times
->actime
;
4250 new_times
[0].tv_usec
= 0;
4251 new_times
[1].tv_sec
= times
->modtime
;
4252 new_times
[1].tv_usec
= 0;
4255 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
4256 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4267 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4270 struct nfs_cb_data
*data
= private_data
;
4271 struct nfs_context
*nfs
= data
->nfs
;
4272 unsigned int nfsmode
= 0;
4274 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4276 if (status
== RPC_STATUS_ERROR
) {
4277 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4278 free_nfs_cb_data(data
);
4281 if (status
== RPC_STATUS_CANCEL
) {
4282 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4283 free_nfs_cb_data(data
);
4288 if (res
->status
!= NFS3_OK
) {
4289 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
));
4290 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4291 free_nfs_cb_data(data
);
4295 if (data
->continue_int
& R_OK
) {
4296 nfsmode
|= ACCESS3_READ
;
4298 if (data
->continue_int
& W_OK
) {
4299 nfsmode
|= ACCESS3_MODIFY
;
4301 if (data
->continue_int
& X_OK
) {
4302 nfsmode
|= ACCESS3_EXECUTE
;
4305 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
4306 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
4307 nfsmode
&ACCESS3_READ
?'r':'-',
4308 nfsmode
&ACCESS3_MODIFY
?'w':'-',
4309 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
4310 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
4311 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
4312 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
4313 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4314 free_nfs_cb_data(data
);
4318 data
->cb(0, nfs
, NULL
, data
->private_data
);
4319 free_nfs_cb_data(data
);
4322 static int nfs_access_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4327 if (data
->continue_int
& R_OK
) {
4328 nfsmode
|= ACCESS3_READ
;
4330 if (data
->continue_int
& W_OK
) {
4331 nfsmode
|= ACCESS3_MODIFY
;
4333 if (data
->continue_int
& X_OK
) {
4334 nfsmode
|= ACCESS3_EXECUTE
;
4337 memset(&args
, 0, sizeof(ACCESS3args
));
4338 args
.object
= data
->fh
;
4339 args
.access
= nfsmode
;
4341 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
4342 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
4343 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4344 free_nfs_cb_data(data
);
4350 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
4352 if (nfs_lookuppath_async(nfs
, path
, 0, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
4353 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4365 struct nfs_symlink_data
{
4367 char *newpathparent
;
4368 char *newpathobject
;
4371 static void free_nfs_symlink_data(void *mem
)
4373 struct nfs_symlink_data
*data
= mem
;
4375 if (data
->oldpath
!= NULL
) {
4376 free(data
->oldpath
);
4378 if (data
->newpathparent
!= NULL
) {
4379 free(data
->newpathparent
);
4381 if (data
->newpathobject
!= NULL
) {
4382 free(data
->newpathobject
);
4387 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4390 struct nfs_cb_data
*data
= private_data
;
4391 struct nfs_context
*nfs
= data
->nfs
;
4392 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
4394 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4396 if (status
== RPC_STATUS_ERROR
) {
4397 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4398 free_nfs_cb_data(data
);
4401 if (status
== RPC_STATUS_CANCEL
) {
4402 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4403 free_nfs_cb_data(data
);
4408 if (res
->status
!= NFS3_OK
) {
4409 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
));
4410 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4411 free_nfs_cb_data(data
);
4415 data
->cb(0, nfs
, NULL
, data
->private_data
);
4416 free_nfs_cb_data(data
);
4419 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4421 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
4424 memset(&args
, 0, sizeof(SYMLINK3args
));
4425 args
.where
.dir
= data
->fh
;
4426 args
.where
.name
= symlink_data
->newpathobject
;
4427 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
4428 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
;
4429 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
4431 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
4432 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
4433 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4434 free_nfs_cb_data(data
);
4440 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4443 struct nfs_symlink_data
*symlink_data
;
4445 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
4446 if (symlink_data
== NULL
) {
4447 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
4450 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
4452 symlink_data
->oldpath
= strdup(oldpath
);
4453 if (symlink_data
->oldpath
== NULL
) {
4454 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4455 free_nfs_symlink_data(symlink_data
);
4459 symlink_data
->newpathparent
= strdup(newpath
);
4460 if (symlink_data
->newpathparent
== NULL
) {
4461 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
4462 free_nfs_symlink_data(symlink_data
);
4466 ptr
= strrchr(symlink_data
->newpathparent
, '/');
4468 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4469 free_nfs_symlink_data(symlink_data
);
4475 symlink_data
->newpathobject
= strdup(ptr
);
4476 if (symlink_data
->newpathobject
== NULL
) {
4477 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
4478 free_nfs_symlink_data(symlink_data
);
4482 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, 0, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
4483 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4495 struct nfs_rename_data
{
4498 struct nfs_fh3 olddir
;
4501 struct nfs_fh3 newdir
;
4504 static void free_nfs_rename_data(void *mem
)
4506 struct nfs_rename_data
*data
= mem
;
4508 if (data
->oldpath
!= NULL
) {
4509 free(data
->oldpath
);
4511 if (data
->olddir
.data
.data_val
!= NULL
) {
4512 free(data
->olddir
.data
.data_val
);
4514 if (data
->newpath
!= NULL
) {
4515 free(data
->newpath
);
4517 if (data
->newdir
.data
.data_val
!= NULL
) {
4518 free(data
->newdir
.data
.data_val
);
4523 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4526 struct nfs_cb_data
*data
= private_data
;
4527 struct nfs_context
*nfs
= data
->nfs
;
4528 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4530 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4532 if (status
== RPC_STATUS_ERROR
) {
4533 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4534 free_nfs_cb_data(data
);
4537 if (status
== RPC_STATUS_CANCEL
) {
4538 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4539 free_nfs_cb_data(data
);
4544 if (res
->status
!= NFS3_OK
) {
4545 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
));
4546 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4547 free_nfs_cb_data(data
);
4551 data
->cb(0, nfs
, NULL
, data
->private_data
);
4552 free_nfs_cb_data(data
);
4555 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4557 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4560 /* steal the filehandle */
4561 rename_data
->newdir
= data
->fh
;
4562 data
->fh
.data
.data_val
= NULL
;
4564 args
.from
.dir
= rename_data
->olddir
;
4565 args
.from
.name
= rename_data
->oldobject
;
4566 args
.to
.dir
= rename_data
->newdir
;
4567 args
.to
.name
= rename_data
->newobject
;
4568 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
4569 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
4570 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4571 free_nfs_cb_data(data
);
4578 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4580 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4581 char* newpath
= strdup(rename_data
->newpath
);
4583 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
4584 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4585 free_nfs_cb_data(data
);
4589 /* steal the filehandle */
4590 rename_data
->olddir
= data
->fh
;
4591 data
->fh
.data
.data_val
= NULL
;
4593 if (nfs_lookuppath_async(nfs
, rename_data
->newpath
, 0, data
->cb
, data
->private_data
, nfs_rename_continue_2_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
4594 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
4595 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4596 free_nfs_cb_data(data
);
4600 data
->continue_data
= NULL
;
4601 free_nfs_cb_data(data
);
4608 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4611 struct nfs_rename_data
*rename_data
;
4613 rename_data
= malloc(sizeof(struct nfs_rename_data
));
4614 if (rename_data
== NULL
) {
4615 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
4618 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
4620 rename_data
->oldpath
= strdup(oldpath
);
4621 if (rename_data
->oldpath
== NULL
) {
4622 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4623 free_nfs_rename_data(rename_data
);
4626 ptr
= strrchr(rename_data
->oldpath
, '/');
4628 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4629 free_nfs_rename_data(rename_data
);
4634 rename_data
->oldobject
= ptr
;
4637 rename_data
->newpath
= strdup(newpath
);
4638 if (rename_data
->newpath
== NULL
) {
4639 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4640 free_nfs_rename_data(rename_data
);
4643 ptr
= strrchr(rename_data
->newpath
, '/');
4645 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4646 free_nfs_rename_data(rename_data
);
4651 rename_data
->newobject
= ptr
;
4654 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, 0, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
4655 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4666 struct nfs_link_data
{
4668 struct nfs_fh3 oldfh
;
4671 struct nfs_fh3 newdir
;
4674 static void free_nfs_link_data(void *mem
)
4676 struct nfs_link_data
*data
= mem
;
4678 if (data
->oldpath
!= NULL
) {
4679 free(data
->oldpath
);
4681 if (data
->oldfh
.data
.data_val
!= NULL
) {
4682 free(data
->oldfh
.data
.data_val
);
4684 if (data
->newpath
!= NULL
) {
4685 free(data
->newpath
);
4687 if (data
->newdir
.data
.data_val
!= NULL
) {
4688 free(data
->newdir
.data
.data_val
);
4693 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4696 struct nfs_cb_data
*data
= private_data
;
4697 struct nfs_context
*nfs
= data
->nfs
;
4698 struct nfs_link_data
*link_data
= data
->continue_data
;
4700 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4702 if (status
== RPC_STATUS_ERROR
) {
4703 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4704 free_nfs_cb_data(data
);
4707 if (status
== RPC_STATUS_CANCEL
) {
4708 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4709 free_nfs_cb_data(data
);
4714 if (res
->status
!= NFS3_OK
) {
4715 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
));
4716 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4717 free_nfs_cb_data(data
);
4721 data
->cb(0, nfs
, NULL
, data
->private_data
);
4722 free_nfs_cb_data(data
);
4725 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4727 struct nfs_link_data
*link_data
= data
->continue_data
;
4730 /* steal the filehandle */
4731 link_data
->newdir
= data
->fh
;
4732 data
->fh
.data
.data_val
= NULL
;
4734 memset(&args
, 0, sizeof(LINK3args
));
4735 args
.file
= link_data
->oldfh
;
4736 args
.link
.dir
= link_data
->newdir
;
4737 args
.link
.name
= link_data
->newobject
;
4738 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4739 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4740 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4741 free_nfs_cb_data(data
);
4748 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, fattr3
*attr _U_
, struct nfs_cb_data
*data
)
4750 struct nfs_link_data
*link_data
= data
->continue_data
;
4752 /* steal the filehandle */
4753 link_data
->oldfh
= data
->fh
;
4754 data
->fh
.data
.data_val
= NULL
;
4756 if (nfs_lookuppath_async(nfs
, link_data
->newpath
, 0, data
->cb
, data
->private_data
, nfs_link_continue_2_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4757 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4758 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4759 free_nfs_cb_data(data
);
4762 data
->continue_data
= NULL
;
4763 free_nfs_cb_data(data
);
4769 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4772 struct nfs_link_data
*link_data
;
4774 link_data
= malloc(sizeof(struct nfs_link_data
));
4775 if (link_data
== NULL
) {
4776 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4779 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4781 link_data
->oldpath
= strdup(oldpath
);
4782 if (link_data
->oldpath
== NULL
) {
4783 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4784 free_nfs_link_data(link_data
);
4788 link_data
->newpath
= strdup(newpath
);
4789 if (link_data
->newpath
== NULL
) {
4790 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4791 free_nfs_link_data(link_data
);
4794 ptr
= strrchr(link_data
->newpath
, '/');
4796 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4797 free_nfs_link_data(link_data
);
4802 link_data
->newobject
= ptr
;
4805 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, 0, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4806 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4814 //qqq replace later with lseek()
4815 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4817 return nfsfh
->offset
;
4823 * Get the maximum supported READ3 size by the server
4825 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4827 return nfs
->readmax
;
4831 * Get the maximum supported WRITE3 size by the server
4833 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4835 return nfs
->writemax
;
4838 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4839 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4842 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4843 rpc_set_uid(nfs
->rpc
, uid
);
4846 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4847 rpc_set_gid(nfs
->rpc
, gid
);
4850 void nfs_set_readahead(struct nfs_context
*nfs
, uint32_t v
) {
4851 rpc_set_readahead(nfs
->rpc
, v
);
4854 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4859 va_start(ap
, error_string
);
4861 vsnprintf(str
, 1024, error_string
, ap
);
4862 if (nfs
->rpc
->error_string
!= NULL
) {
4863 free(nfs
->rpc
->error_string
);
4865 nfs
->rpc
->error_string
= str
;
4871 struct mount_cb_data
{
4877 static void free_mount_cb_data(struct mount_cb_data
*data
)
4879 if (data
->server
!= NULL
) {
4881 data
->server
= NULL
;
4887 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4889 struct mount_cb_data
*data
= private_data
;
4891 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4893 if (status
== RPC_STATUS_ERROR
) {
4894 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4895 free_mount_cb_data(data
);
4898 if (status
== RPC_STATUS_CANCEL
) {
4899 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4900 free_mount_cb_data(data
);
4904 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4905 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4906 rpc_set_error(rpc
, "Failed to disconnect\n");
4908 free_mount_cb_data(data
);
4911 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4913 struct mount_cb_data
*data
= private_data
;
4915 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4917 /* Dont want any more callbacks even if the socket is closed */
4918 rpc
->connect_cb
= NULL
;
4920 if (status
== RPC_STATUS_ERROR
) {
4921 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4922 free_mount_cb_data(data
);
4925 if (status
== RPC_STATUS_CANCEL
) {
4926 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4927 free_mount_cb_data(data
);
4931 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4932 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4933 free_mount_cb_data(data
);
4938 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4940 struct mount_cb_data
*data
;
4942 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4944 data
= malloc(sizeof(struct mount_cb_data
));
4948 memset(data
, 0, sizeof(struct mount_cb_data
));
4950 data
->private_data
= private_data
;
4951 data
->server
= strdup(server
);
4952 if (data
->server
== NULL
) {
4953 free_mount_cb_data(data
);
4956 if (rpc_connect_program_async(rpc
, data
->server
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_4_cb
, data
) != 0) {
4957 rpc_set_error(rpc
, "Failed to start connection");
4958 free_mount_cb_data(data
);
4965 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4967 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4971 const char *nfs_get_server(struct nfs_context
*nfs
) {
4975 const char *nfs_get_export(struct nfs_context
*nfs
) {
4979 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4980 return &nfs
->rootfh
;
4983 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {