2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
18 * High level api to nfs filesystems
25 #include "aros_compat.h"
29 #include "win32_compat.h"
37 #define statvfs statfs
50 #ifdef HAVE_SYS_STATVFS_H
51 #include <sys/statvfs.h>
54 #ifdef HAVE_NETINET_IN_H
55 #include <netinet/in.h>
68 #include <sys/types.h>
71 #include "libnfs-zdr.h"
73 #include "libnfs-raw.h"
74 #include "libnfs-raw-mount.h"
75 #include "libnfs-raw-nfs.h"
76 #include "libnfs-private.h"
79 struct nfsdirent
*entries
;
80 struct nfsdirent
*current
;
90 struct rpc_context
*rpc
;
93 struct nfs_fh3 rootfh
;
99 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
101 while (nfsdir
->entries
) {
102 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
103 if (nfsdir
->entries
->name
!= NULL
) {
104 free(nfsdir
->entries
->name
);
106 free(nfsdir
->entries
);
107 nfsdir
->entries
= dirent
;
113 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
116 struct nfs_context
*nfs
;
118 char *saved_path
, *path
;
123 continue_func continue_cb
;
125 void (*free_continue_data
)(void *);
130 /* for multi-read/write calls. */
134 uint64_t start_offset
, max_offset
;
138 struct nfs_mcb_data
{
139 struct nfs_cb_data
*data
;
144 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
147 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
149 rpc_set_auth(nfs
->rpc
, auth
);
152 int nfs_get_fd(struct nfs_context
*nfs
)
154 return rpc_get_fd(nfs
->rpc
);
157 int nfs_queue_length(struct nfs_context
*nfs
)
159 return rpc_queue_length(nfs
->rpc
);
162 int nfs_which_events(struct nfs_context
*nfs
)
164 return rpc_which_events(nfs
->rpc
);
167 int nfs_service(struct nfs_context
*nfs
, int revents
)
169 return rpc_service(nfs
->rpc
, revents
);
172 char *nfs_get_error(struct nfs_context
*nfs
)
174 return rpc_get_error(nfs
->rpc
);
177 static int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
179 if (!strncmp(arg
, "tcp-syncnt", 10)) {
180 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
181 } else if (!strncmp(arg
, "uid", 3)) {
182 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
183 } else if (!strncmp(arg
, "gid", 3)) {
184 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
189 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
191 struct nfs_url
*urls
;
192 char *strp
, *flagsp
, *strp2
;
194 if (strncmp(url
, "nfs://", 6)) {
195 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
199 urls
= malloc(sizeof(struct nfs_url
));
201 rpc_set_error(nfs
->rpc
, "Out of memory");
205 memset(urls
, 0x00, sizeof(struct nfs_url
));
206 urls
->server
= strdup(url
+ 6);
207 if (urls
->server
== NULL
) {
208 nfs_destroy_url(urls
);
209 rpc_set_error(nfs
->rpc
, "Out of memory");
213 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
214 urls
->server
[0] == '?') {
216 flagsp
= strchr(urls
->server
, '?');
219 nfs_destroy_url(urls
);
220 rpc_set_error(nfs
->rpc
, "Invalid server string");
224 strp
= strchr(urls
->server
, '/');
227 flagsp
= strchr(urls
->server
, '?');
230 nfs_destroy_url(urls
);
231 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
235 urls
->path
= strdup(strp
);
236 if (urls
->path
== NULL
) {
237 nfs_destroy_url(urls
);
238 rpc_set_error(nfs
->rpc
, "Out of memory");
244 flagsp
= strchr(urls
->path
, '?');
248 strp
= strrchr(urls
->path
, '/');
251 flagsp
= strchr(urls
->path
, '?');
254 nfs_destroy_url(urls
);
255 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
258 urls
->file
= strdup(strp
);
259 if (urls
->path
== NULL
) {
260 nfs_destroy_url(urls
);
261 rpc_set_error(nfs
->rpc
, "Out of memory");
265 flagsp
= strchr(urls
->file
, '?');
272 if (urls
->file
&& !strlen(urls
->file
)) {
276 nfs_destroy_url(urls
);
277 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
282 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
284 flagsp
= strchr(strp
, '&');
288 strp2
= strchr(strp
, '=');
292 nfs_set_context_args(nfs
, strp
, strp2
);
296 if (urls
->server
&& strlen(urls
->server
) <= 1) {
304 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
306 return nfs_parse_url(nfs
, url
, 0, 0);
309 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
311 return nfs_parse_url(nfs
, url
, 1, 0);
314 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
316 return nfs_parse_url(nfs
, url
, 0, 1);
320 void nfs_destroy_url(struct nfs_url
*url
)
330 struct nfs_context
*nfs_init_context(void)
332 struct nfs_context
*nfs
;
334 nfs
= malloc(sizeof(struct nfs_context
));
338 memset(nfs
, 0, sizeof(struct nfs_context
));
340 nfs
->rpc
= rpc_init_context();
341 if (nfs
->rpc
== NULL
) {
346 nfs
->cwd
= strdup("/");
351 void nfs_destroy_context(struct nfs_context
*nfs
)
353 rpc_destroy_context(nfs
->rpc
);
371 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
372 free(nfs
->rootfh
.data
.data_val
);
373 nfs
->rootfh
.data
.data_val
= NULL
;
388 void free_rpc_cb_data(struct rpc_cb_data
*data
)
395 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
397 struct rpc_cb_data
*data
= private_data
;
399 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
401 /* Dont want any more callbacks even if the socket is closed */
402 rpc
->connect_cb
= NULL
;
404 if (status
== RPC_STATUS_ERROR
) {
405 data
->cb(rpc
, status
, command_data
, data
->private_data
);
406 free_rpc_cb_data(data
);
409 if (status
== RPC_STATUS_CANCEL
) {
410 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
411 free_rpc_cb_data(data
);
415 data
->cb(rpc
, status
, NULL
, data
->private_data
);
416 free_rpc_cb_data(data
);
419 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
421 struct rpc_cb_data
*data
= private_data
;
424 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
426 if (status
== RPC_STATUS_ERROR
) {
427 data
->cb(rpc
, status
, command_data
, data
->private_data
);
428 free_rpc_cb_data(data
);
431 if (status
== RPC_STATUS_CANCEL
) {
432 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
433 free_rpc_cb_data(data
);
437 rpc_port
= *(uint32_t *)command_data
;
439 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
440 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
441 free_rpc_cb_data(data
);
445 rpc_disconnect(rpc
, "normal disconnect");
446 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
447 data
->cb(rpc
, status
, command_data
, data
->private_data
);
448 free_rpc_cb_data(data
);
453 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
455 struct rpc_cb_data
*data
= private_data
;
457 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
459 if (status
== RPC_STATUS_ERROR
) {
460 data
->cb(rpc
, status
, command_data
, data
->private_data
);
461 free_rpc_cb_data(data
);
464 if (status
== RPC_STATUS_CANCEL
) {
465 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
466 free_rpc_cb_data(data
);
470 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
471 data
->cb(rpc
, status
, command_data
, data
->private_data
);
472 free_rpc_cb_data(data
);
477 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
479 struct rpc_cb_data
*data
= private_data
;
481 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
483 /* Dont want any more callbacks even if the socket is closed */
484 rpc
->connect_cb
= NULL
;
486 if (status
== RPC_STATUS_ERROR
) {
487 data
->cb(rpc
, status
, command_data
, data
->private_data
);
488 free_rpc_cb_data(data
);
491 if (status
== RPC_STATUS_CANCEL
) {
492 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
493 free_rpc_cb_data(data
);
497 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
498 data
->cb(rpc
, status
, command_data
, data
->private_data
);
499 free_rpc_cb_data(data
);
504 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
506 struct rpc_cb_data
*data
;
508 data
= malloc(sizeof(struct rpc_cb_data
));
512 memset(data
, 0, sizeof(struct rpc_cb_data
));
513 data
->server
= strdup(server
);
514 data
->program
= program
;
515 data
->version
= version
;
518 data
->private_data
= private_data
;
520 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
521 rpc_set_error(rpc
, "Failed to start connection");
522 free_rpc_cb_data(data
);
528 void free_nfs_cb_data(struct nfs_cb_data
*data
)
530 if (data
->saved_path
!= NULL
) {
531 free(data
->saved_path
);
532 data
->saved_path
= NULL
;
535 if (data
->continue_data
!= NULL
) {
536 data
->free_continue_data(data
->continue_data
);
537 data
->continue_data
= NULL
;
540 if (data
->fh
.data
.data_val
!= NULL
) {
541 free(data
->fh
.data
.data_val
);
542 data
->fh
.data
.data_val
= NULL
;
545 if (data
->buffer
!= NULL
) {
557 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
559 struct nfs_cb_data
*data
= private_data
;
560 struct nfs_context
*nfs
= data
->nfs
;
562 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
564 if (status
== RPC_STATUS_ERROR
) {
565 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
566 free_nfs_cb_data(data
);
569 if (status
== RPC_STATUS_CANCEL
) {
570 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
571 free_nfs_cb_data(data
);
575 data
->cb(0, nfs
, NULL
, data
->private_data
);
576 free_nfs_cb_data(data
);
579 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
581 struct nfs_cb_data
*data
= private_data
;
582 struct nfs_context
*nfs
= data
->nfs
;
583 FSINFO3res
*res
= command_data
;
584 struct GETATTR3args args
;
586 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
588 if (status
== RPC_STATUS_ERROR
) {
589 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
590 free_nfs_cb_data(data
);
593 if (status
== RPC_STATUS_CANCEL
) {
594 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
595 free_nfs_cb_data(data
);
599 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
600 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
602 memset(&args
, 0, sizeof(GETATTR3args
));
603 args
.object
= nfs
->rootfh
;
605 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
606 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
607 free_nfs_cb_data(data
);
612 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
614 struct nfs_cb_data
*data
= private_data
;
615 struct nfs_context
*nfs
= data
->nfs
;
616 struct FSINFO3args args
;
618 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
620 if (status
== RPC_STATUS_ERROR
) {
621 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
622 free_nfs_cb_data(data
);
625 if (status
== RPC_STATUS_CANCEL
) {
626 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
627 free_nfs_cb_data(data
);
631 args
.fsroot
= nfs
->rootfh
;
632 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
633 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
634 free_nfs_cb_data(data
);
640 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
642 struct nfs_cb_data
*data
= private_data
;
643 struct nfs_context
*nfs
= data
->nfs
;
645 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
647 /* Dont want any more callbacks even if the socket is closed */
648 rpc
->connect_cb
= NULL
;
650 if (status
== RPC_STATUS_ERROR
) {
651 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
652 free_nfs_cb_data(data
);
655 if (status
== RPC_STATUS_CANCEL
) {
656 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
657 free_nfs_cb_data(data
);
661 if (rpc_nfs3_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
662 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
663 free_nfs_cb_data(data
);
669 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
671 struct nfs_cb_data
*data
= private_data
;
672 struct nfs_context
*nfs
= data
->nfs
;
675 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
677 if (status
== RPC_STATUS_ERROR
) {
678 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
679 free_nfs_cb_data(data
);
682 if (status
== RPC_STATUS_CANCEL
) {
683 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
684 free_nfs_cb_data(data
);
689 if (res
->fhs_status
!= MNT3_OK
) {
690 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
));
691 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
692 free_nfs_cb_data(data
);
696 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
697 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
698 if (nfs
->rootfh
.data
.data_val
== NULL
) {
699 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
700 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
701 free_nfs_cb_data(data
);
704 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
706 rpc_disconnect(rpc
, "normal disconnect");
707 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
708 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
709 free_nfs_cb_data(data
);
712 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
713 rpc_set_autoreconnect(rpc
);
717 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
719 struct nfs_cb_data
*data
= private_data
;
720 struct nfs_context
*nfs
= data
->nfs
;
722 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
724 if (status
== RPC_STATUS_ERROR
) {
725 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
726 free_nfs_cb_data(data
);
729 if (status
== RPC_STATUS_CANCEL
) {
730 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
731 free_nfs_cb_data(data
);
735 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
736 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
737 free_nfs_cb_data(data
);
742 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
744 struct nfs_cb_data
*data
= private_data
;
745 struct nfs_context
*nfs
= data
->nfs
;
747 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
749 /* Dont want any more callbacks even if the socket is closed */
750 rpc
->connect_cb
= NULL
;
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 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
764 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
765 free_nfs_cb_data(data
);
770 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
772 struct nfs_cb_data
*data
= private_data
;
773 struct nfs_context
*nfs
= data
->nfs
;
776 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
778 if (status
== RPC_STATUS_ERROR
) {
779 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
780 free_nfs_cb_data(data
);
783 if (status
== RPC_STATUS_CANCEL
) {
784 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
785 free_nfs_cb_data(data
);
789 mount_port
= *(uint32_t *)command_data
;
790 if (mount_port
== 0) {
791 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
792 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
793 free_nfs_cb_data(data
);
797 rpc_disconnect(rpc
, "normal disconnect");
798 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
799 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
800 free_nfs_cb_data(data
);
806 static void nfs_mount_2_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
;
811 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
813 if (status
== RPC_STATUS_ERROR
) {
814 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
815 free_nfs_cb_data(data
);
818 if (status
== RPC_STATUS_CANCEL
) {
819 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
820 free_nfs_cb_data(data
);
824 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
825 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
826 free_nfs_cb_data(data
);
831 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
833 struct nfs_cb_data
*data
= private_data
;
834 struct nfs_context
*nfs
= data
->nfs
;
836 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
838 /* Dont want any more callbacks even if the socket is closed */
839 rpc
->connect_cb
= NULL
;
841 if (status
== RPC_STATUS_ERROR
) {
842 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
843 free_nfs_cb_data(data
);
846 if (status
== RPC_STATUS_CANCEL
) {
847 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
848 free_nfs_cb_data(data
);
852 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
853 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
854 free_nfs_cb_data(data
);
860 * Async call for mounting an nfs share and geting the root filehandle
862 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
864 struct nfs_cb_data
*data
;
865 char *new_server
, *new_export
;
867 data
= malloc(sizeof(struct nfs_cb_data
));
869 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
872 memset(data
, 0, sizeof(struct nfs_cb_data
));
873 new_server
= strdup(server
);
874 new_export
= strdup(export
);
875 if (nfs
->server
!= NULL
) {
878 nfs
->server
= new_server
;
879 if (nfs
->export
!= NULL
) {
882 nfs
->export
= new_export
;
885 data
->private_data
= private_data
;
887 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
888 rpc_set_error(nfs
->rpc
, "Failed to start connection");
889 free_nfs_cb_data(data
);
899 * Functions to first look up a path, component by component, and then finally call a specific function once
900 * the filehandle for the final component is found.
902 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
904 struct nfs_cb_data
*data
= private_data
;
905 struct nfs_context
*nfs
= data
->nfs
;
908 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
910 if (status
== RPC_STATUS_ERROR
) {
911 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
912 free_nfs_cb_data(data
);
915 if (status
== RPC_STATUS_CANCEL
) {
916 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
917 free_nfs_cb_data(data
);
922 if (res
->status
!= NFS3_OK
) {
923 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
));
924 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
925 free_nfs_cb_data(data
);
929 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
930 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
931 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
932 free_nfs_cb_data(data
);
937 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
942 while (*data
->path
== '/') {
947 slash
= strchr(path
, '/');
949 /* Clear slash so that path is a zero terminated string for
950 * the current path component. Set it back to '/' again later
951 * when we are finished referencing this component so that
952 * data->saved_path will still point to the full
956 data
->path
= slash
+1;
958 while (*data
->path
!= 0) {
964 data
->fh
.data
.data_len
= fh
->data
.data_len
;
965 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
966 if (data
->fh
.data
.data_val
== NULL
) {
967 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
968 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
969 free_nfs_cb_data(data
);
972 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
976 data
->continue_cb(nfs
, data
);
981 memset(&args
, 0, sizeof(LOOKUP3args
));
983 args
.what
.name
= path
;
985 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
986 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
987 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
988 free_nfs_cb_data(data
);
997 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
)
1003 while (str
= strstr(path
, "//")) {
1011 while (str
= strstr(path
, "/./")) {
1018 /* ^/../ -> error */
1019 if (!strncmp(path
, "/../", 4)) {
1020 rpc_set_error(nfs
->rpc
,
1021 "Absolute path starts with '/../' "
1022 "during normalization");
1026 /* ^[^/] -> error */
1027 if (path
[0] != '/') {
1028 rpc_set_error(nfs
->rpc
,
1029 "Absolute path does not start with '/'");
1033 /* /string/../ -> / */
1034 while (str
= strstr(path
, "/../")) {
1037 if (!strncmp(path
, "/../", 4)) {
1038 rpc_set_error(nfs
->rpc
,
1039 "Absolute path starts with '/../' "
1040 "during normalization");
1045 while (*tmp
!= '/') {
1049 while((*(tmp
++) = *(str
++)) != '\0')
1056 if (path
[len
- 1] == '/') {
1057 path
[len
- 1] = '\0';
1061 if (path
[0] == '\0') {
1062 rpc_set_error(nfs
->rpc
,
1063 "Absolute path became '' "
1064 "during normalization");
1070 if (!strcmp(&path
[len
- 2], "/.")) {
1071 path
[len
- 2] = '\0';
1076 /* ^/..$ -> error */
1077 if (!strcmp(path
, "/..")) {
1078 rpc_set_error(nfs
->rpc
,
1079 "Absolute path is '/..' "
1080 "during normalization");
1084 /* /string/..$ -> / */
1086 if (!strcmp(&path
[len
- 3], "/..")) {
1087 char *tmp
= &path
[len
- 3];
1088 while (*--tmp
!= '/')
1097 static int nfs_lookuppath_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
, continue_func continue_cb
, void *continue_data
, void (*free_continue_data
)(void *), int continue_int
)
1099 struct nfs_cb_data
*data
;
1101 if (path
[0] == '\0') {
1102 rpc_set_error(nfs
->rpc
, "Path is empty");
1106 data
= malloc(sizeof(struct nfs_cb_data
));
1108 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate "
1109 "nfs_cb_data structure");
1112 memset(data
, 0, sizeof(struct nfs_cb_data
));
1115 data
->continue_cb
= continue_cb
;
1116 data
->continue_data
= continue_data
;
1117 data
->free_continue_data
= free_continue_data
;
1118 data
->continue_int
= continue_int
;
1119 data
->private_data
= private_data
;
1120 if (path
[0] == '/') {
1121 data
->saved_path
= strdup(path
);
1123 data
->saved_path
= malloc(strlen(path
) + strlen(nfs
->cwd
) + 2);
1124 if (data
->saved_path
== NULL
) {
1125 rpc_set_error(nfs
->rpc
, "out of memory: failed to "
1126 "malloc path string");
1127 free_nfs_cb_data(data
);
1130 sprintf(data
->saved_path
, "%s/%s", nfs
->cwd
, path
);
1133 if (data
->saved_path
== NULL
) {
1134 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1135 free_nfs_cb_data(data
);
1138 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
1139 free_nfs_cb_data(data
);
1143 data
->path
= data
->saved_path
;
1145 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1146 /* return 0 here since the callback will be invoked if there is a failure */
1159 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1162 struct nfs_cb_data
*data
= private_data
;
1163 struct nfs_context
*nfs
= data
->nfs
;
1170 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1172 if (status
== RPC_STATUS_ERROR
) {
1173 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1174 free_nfs_cb_data(data
);
1177 if (status
== RPC_STATUS_CANCEL
) {
1178 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1179 free_nfs_cb_data(data
);
1184 if (res
->status
!= NFS3_OK
) {
1185 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
));
1186 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1187 free_nfs_cb_data(data
);
1192 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1193 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1194 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1195 st
.st_mode
|= S_IFDIR
;
1197 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1198 st
.st_mode
|= S_IFREG
;
1200 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1201 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1202 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1204 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1206 st
.st_blksize
= 4096;
1207 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1209 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1210 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1211 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1213 data
->cb(0, nfs
, &st
, data
->private_data
);
1214 free_nfs_cb_data(data
);
1217 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1219 struct GETATTR3args args
;
1221 memset(&args
, 0, sizeof(GETATTR3args
));
1222 args
.object
= data
->fh
;
1224 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1225 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1226 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1227 free_nfs_cb_data(data
);
1233 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1235 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1236 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1248 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1251 struct nfs_cb_data
*data
= private_data
;
1252 struct nfs_context
*nfs
= data
->nfs
;
1253 struct nfsfh
*nfsfh
;
1254 unsigned int nfsmode
= 0;
1256 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1258 if (status
== RPC_STATUS_ERROR
) {
1259 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1260 free_nfs_cb_data(data
);
1263 if (status
== RPC_STATUS_CANCEL
) {
1264 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1265 free_nfs_cb_data(data
);
1270 if (res
->status
!= NFS3_OK
) {
1271 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
));
1272 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1273 free_nfs_cb_data(data
);
1277 if (data
->continue_int
& O_WRONLY
) {
1278 nfsmode
|= ACCESS3_MODIFY
;
1280 if (data
->continue_int
& O_RDWR
) {
1281 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1283 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1284 nfsmode
|= ACCESS3_READ
;
1288 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1289 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1290 nfsmode
&ACCESS3_READ
?'r':'-',
1291 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1292 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1293 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1294 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1295 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1296 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1297 free_nfs_cb_data(data
);
1301 nfsfh
= malloc(sizeof(struct nfsfh
));
1302 if (nfsfh
== NULL
) {
1303 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1304 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1305 free_nfs_cb_data(data
);
1308 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1310 if (data
->continue_int
& O_SYNC
) {
1314 /* steal the filehandle */
1315 nfsfh
->fh
= data
->fh
;
1316 data
->fh
.data
.data_val
= NULL
;
1318 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1319 free_nfs_cb_data(data
);
1322 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1327 if (data
->continue_int
& O_WRONLY
) {
1328 nfsmode
|= ACCESS3_MODIFY
;
1330 if (data
->continue_int
& O_RDWR
) {
1331 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1333 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1334 nfsmode
|= ACCESS3_READ
;
1337 memset(&args
, 0, sizeof(ACCESS3args
));
1338 args
.object
= data
->fh
;
1339 args
.access
= nfsmode
;
1341 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1342 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1343 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1344 free_nfs_cb_data(data
);
1350 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1352 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1353 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1364 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1366 /* steal saved_path */
1368 nfs
->cwd
= data
->saved_path
;
1369 data
->saved_path
= NULL
;
1371 data
->cb(0, nfs
, NULL
, data
->private_data
);
1372 free_nfs_cb_data(data
);
1377 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1379 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1380 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1391 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1393 struct nfs_cb_data
*data
= private_data
;
1394 struct nfs_context
*nfs
= data
->nfs
;
1397 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1399 if (status
== RPC_STATUS_ERROR
) {
1400 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1401 free_nfs_cb_data(data
);
1404 if (status
== RPC_STATUS_CANCEL
) {
1405 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1406 free_nfs_cb_data(data
);
1411 if (res
->status
!= NFS3_OK
) {
1412 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1413 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1414 free_nfs_cb_data(data
);
1418 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1419 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1420 free_nfs_cb_data(data
);
1423 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1425 struct nfs_mcb_data
*mdata
= private_data
;
1426 struct nfs_cb_data
*data
= mdata
->data
;
1427 struct nfs_context
*nfs
= data
->nfs
;
1430 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1434 if (status
== RPC_STATUS_ERROR
) {
1435 /* flag the failure but do not invoke callback until we have received all responses */
1438 if (status
== RPC_STATUS_CANCEL
) {
1439 /* flag the cancellation but do not invoke callback until we have received all responses */
1443 /* reassemble the data into the buffer */
1444 if (status
== RPC_STATUS_SUCCESS
) {
1446 if (res
->status
!= NFS3_OK
) {
1447 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1450 if (res
->READ3res_u
.resok
.count
> 0) {
1451 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1452 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1453 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1459 if (data
->num_calls
> 0) {
1460 /* still waiting for more replies */
1465 if (data
->error
!= 0) {
1466 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1467 free_nfs_cb_data(data
);
1471 if (data
->cancel
!= 0) {
1472 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1473 free_nfs_cb_data(data
);
1478 data
->nfsfh
->offset
= data
->max_offset
;
1479 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1481 free_nfs_cb_data(data
);
1485 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1487 struct nfs_cb_data
*data
;
1489 data
= malloc(sizeof(struct nfs_cb_data
));
1491 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1494 memset(data
, 0, sizeof(struct nfs_cb_data
));
1497 data
->private_data
= private_data
;
1498 data
->nfsfh
= nfsfh
;
1500 nfsfh
->offset
= offset
;
1502 if (count
<= nfs_get_readmax(nfs
)) {
1505 memset(&args
, 0, sizeof(READ3args
));
1506 args
.file
= nfsfh
->fh
;
1507 args
.offset
= offset
;
1510 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1511 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1512 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1513 free_nfs_cb_data(data
);
1519 /* trying to read more than maximum server read size, we has to chop it up into smaller
1520 * reads and collect into a reassembly buffer.
1521 * we send all reads in parallel so that performance is still good.
1523 data
->max_offset
= offset
;
1524 data
->start_offset
= offset
;
1526 data
->buffer
= malloc(count
);
1527 if (data
->buffer
== NULL
) {
1528 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1529 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1530 free_nfs_cb_data(data
);
1535 uint64_t readcount
= count
;
1536 struct nfs_mcb_data
*mdata
;
1539 if (readcount
> nfs_get_readmax(nfs
)) {
1540 readcount
= nfs_get_readmax(nfs
);
1543 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1544 if (mdata
== NULL
) {
1545 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1548 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1550 mdata
->offset
= offset
;
1551 mdata
->count
= readcount
;
1553 memset(&args
, 0, sizeof(READ3args
));
1554 args
.file
= nfsfh
->fh
;
1555 args
.offset
= offset
;
1556 args
.count
= readcount
;
1558 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1559 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1560 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1566 offset
+= readcount
;
1576 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1578 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1586 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1588 struct nfs_cb_data
*data
= private_data
;
1589 struct nfs_context
*nfs
= data
->nfs
;
1592 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1594 if (status
== RPC_STATUS_ERROR
) {
1595 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1596 free_nfs_cb_data(data
);
1599 if (status
== RPC_STATUS_CANCEL
) {
1600 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1601 free_nfs_cb_data(data
);
1606 if (res
->status
!= NFS3_OK
) {
1607 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1608 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1609 free_nfs_cb_data(data
);
1613 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1614 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1615 free_nfs_cb_data(data
);
1618 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1620 struct nfs_mcb_data
*mdata
= private_data
;
1621 struct nfs_cb_data
*data
= mdata
->data
;
1622 struct nfs_context
*nfs
= data
->nfs
;
1625 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1629 if (status
== RPC_STATUS_ERROR
) {
1630 /* flag the failure but do not invoke callback until we have received all responses */
1633 if (status
== RPC_STATUS_CANCEL
) {
1634 /* flag the cancellation but do not invoke callback until we have received all responses */
1638 if (status
== RPC_STATUS_SUCCESS
) {
1640 if (res
->status
!= NFS3_OK
) {
1641 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1644 if (res
->WRITE3res_u
.resok
.count
> 0) {
1645 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1646 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1652 if (data
->num_calls
> 0) {
1653 /* still waiting for more replies */
1658 if (data
->error
!= 0) {
1659 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1660 free_nfs_cb_data(data
);
1664 if (data
->cancel
!= 0) {
1665 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1666 free_nfs_cb_data(data
);
1671 data
->nfsfh
->offset
= data
->max_offset
;
1672 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1674 free_nfs_cb_data(data
);
1679 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
)
1681 struct nfs_cb_data
*data
;
1683 data
= malloc(sizeof(struct nfs_cb_data
));
1685 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1688 memset(data
, 0, sizeof(struct nfs_cb_data
));
1691 data
->private_data
= private_data
;
1692 data
->nfsfh
= nfsfh
;
1694 nfsfh
->offset
= offset
;
1696 if (count
<= nfs_get_writemax(nfs
)) {
1699 memset(&args
, 0, sizeof(WRITE3args
));
1700 args
.file
= nfsfh
->fh
;
1701 args
.offset
= offset
;
1703 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1704 args
.data
.data_len
= count
;
1705 args
.data
.data_val
= buf
;
1707 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1708 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1709 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1710 free_nfs_cb_data(data
);
1716 /* trying to write more than maximum server write size, we has to chop it up into smaller
1718 * we send all writes in parallel so that performance is still good.
1720 data
->max_offset
= offset
;
1721 data
->start_offset
= offset
;
1724 uint64_t writecount
= count
;
1725 struct nfs_mcb_data
*mdata
;
1728 if (writecount
> nfs_get_writemax(nfs
)) {
1729 writecount
= nfs_get_writemax(nfs
);
1732 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1733 if (mdata
== NULL
) {
1734 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1737 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1739 mdata
->offset
= offset
;
1740 mdata
->count
= writecount
;
1742 memset(&args
, 0, sizeof(WRITE3args
));
1743 args
.file
= nfsfh
->fh
;
1744 args
.offset
= offset
;
1745 args
.count
= writecount
;
1746 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1747 args
.data
.data_len
= writecount
;
1748 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1750 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1751 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1752 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1757 count
-= writecount
;
1758 offset
+= writecount
;
1768 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1770 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1780 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1782 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1783 free(nfsfh
->fh
.data
.data_val
);
1784 nfsfh
->fh
.data
.data_val
= NULL
;
1788 cb(0, nfs
, NULL
, private_data
);
1799 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1801 struct nfs_cb_data
*data
;
1802 struct GETATTR3args args
;
1804 data
= malloc(sizeof(struct nfs_cb_data
));
1806 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1809 memset(data
, 0, sizeof(struct nfs_cb_data
));
1812 data
->private_data
= private_data
;
1814 memset(&args
, 0, sizeof(GETATTR3args
));
1815 args
.object
= nfsfh
->fh
;
1817 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1818 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1819 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1820 free_nfs_cb_data(data
);
1831 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1833 struct nfs_cb_data
*data
= private_data
;
1834 struct nfs_context
*nfs
= data
->nfs
;
1837 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1839 if (status
== RPC_STATUS_ERROR
) {
1840 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1841 free_nfs_cb_data(data
);
1844 if (status
== RPC_STATUS_CANCEL
) {
1845 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1846 free_nfs_cb_data(data
);
1851 if (res
->status
!= NFS3_OK
) {
1852 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1853 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1854 free_nfs_cb_data(data
);
1858 data
->cb(0, nfs
, NULL
, data
->private_data
);
1859 free_nfs_cb_data(data
);
1862 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1864 struct nfs_cb_data
*data
;
1865 struct COMMIT3args args
;
1867 data
= malloc(sizeof(struct nfs_cb_data
));
1869 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1872 memset(data
, 0, sizeof(struct nfs_cb_data
));
1875 data
->private_data
= private_data
;
1877 args
.file
= nfsfh
->fh
;
1880 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
1881 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1882 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1883 free_nfs_cb_data(data
);
1895 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1897 struct nfs_cb_data
*data
= private_data
;
1898 struct nfs_context
*nfs
= data
->nfs
;
1901 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1903 if (status
== RPC_STATUS_ERROR
) {
1904 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1905 free_nfs_cb_data(data
);
1908 if (status
== RPC_STATUS_CANCEL
) {
1909 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1910 free_nfs_cb_data(data
);
1915 if (res
->status
!= NFS3_OK
) {
1916 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1917 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1918 free_nfs_cb_data(data
);
1922 data
->cb(0, nfs
, NULL
, data
->private_data
);
1923 free_nfs_cb_data(data
);
1926 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1928 struct nfs_cb_data
*data
;
1931 data
= malloc(sizeof(struct nfs_cb_data
));
1933 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1936 memset(data
, 0, sizeof(struct nfs_cb_data
));
1939 data
->private_data
= private_data
;
1941 memset(&args
, 0, sizeof(SETATTR3args
));
1942 args
.object
= nfsfh
->fh
;
1943 args
.new_attributes
.size
.set_it
= 1;
1944 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1946 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1947 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1948 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1949 free_nfs_cb_data(data
);
1959 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1961 uint64_t offset
= data
->continue_int
;
1964 nfsfh
.fh
= data
->fh
;
1966 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1967 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1968 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1969 free_nfs_cb_data(data
);
1972 free_nfs_cb_data(data
);
1976 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1982 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1983 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1996 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1999 struct nfs_cb_data
*data
= private_data
;
2000 struct nfs_context
*nfs
= data
->nfs
;
2001 char *str
= data
->continue_data
;
2003 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2005 str
= &str
[strlen(str
) + 1];
2007 if (status
== RPC_STATUS_ERROR
) {
2008 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2009 free_nfs_cb_data(data
);
2012 if (status
== RPC_STATUS_CANCEL
) {
2013 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2014 free_nfs_cb_data(data
);
2019 if (res
->status
!= NFS3_OK
) {
2020 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
));
2021 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2022 free_nfs_cb_data(data
);
2026 data
->cb(0, nfs
, NULL
, data
->private_data
);
2027 free_nfs_cb_data(data
);
2030 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2032 char *str
= data
->continue_data
;
2035 str
= &str
[strlen(str
) + 1];
2037 memset(&args
, 0, sizeof(MKDIR3args
));
2038 args
.where
.dir
= data
->fh
;
2039 args
.where
.name
= str
;
2040 args
.attributes
.mode
.set_it
= 1;
2041 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2043 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2044 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2045 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2046 free_nfs_cb_data(data
);
2052 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2057 new_path
= strdup(path
);
2058 if (new_path
== NULL
) {
2059 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2063 ptr
= strrchr(new_path
, '/');
2065 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2070 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2071 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2072 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2086 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2089 struct nfs_cb_data
*data
= private_data
;
2090 struct nfs_context
*nfs
= data
->nfs
;
2091 char *str
= data
->continue_data
;
2093 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2095 str
= &str
[strlen(str
) + 1];
2097 if (status
== RPC_STATUS_ERROR
) {
2098 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2099 free_nfs_cb_data(data
);
2102 if (status
== RPC_STATUS_CANCEL
) {
2103 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2104 free_nfs_cb_data(data
);
2109 if (res
->status
!= NFS3_OK
) {
2110 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
));
2111 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2112 free_nfs_cb_data(data
);
2116 data
->cb(0, nfs
, NULL
, data
->private_data
);
2117 free_nfs_cb_data(data
);
2120 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2122 char *str
= data
->continue_data
;
2125 str
= &str
[strlen(str
) + 1];
2127 args
.object
.dir
= data
->fh
;
2128 args
.object
.name
= str
;
2129 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2130 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2131 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2132 free_nfs_cb_data(data
);
2138 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2143 new_path
= strdup(path
);
2144 if (new_path
== NULL
) {
2145 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2149 ptr
= strrchr(new_path
, '/');
2151 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2156 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2157 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2158 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2171 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2174 struct nfs_cb_data
*data
= private_data
;
2175 struct nfs_context
*nfs
= data
->nfs
;
2176 struct nfsfh
*nfsfh
;
2177 char *str
= data
->continue_data
;
2179 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2181 if (status
== RPC_STATUS_ERROR
) {
2182 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2183 free_nfs_cb_data(data
);
2186 if (status
== RPC_STATUS_CANCEL
) {
2187 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2188 free_nfs_cb_data(data
);
2192 str
= &str
[strlen(str
) + 1];
2194 if (res
->status
!= NFS3_OK
) {
2195 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
));
2196 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2201 nfsfh
= malloc(sizeof(struct nfsfh
));
2202 if (nfsfh
== NULL
) {
2203 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2204 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2205 free_nfs_cb_data(data
);
2208 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2210 /* copy the filehandle */
2211 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2212 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2213 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2215 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2216 free_nfs_cb_data(data
);
2221 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2224 struct nfs_cb_data
*data
= private_data
;
2225 struct nfs_context
*nfs
= data
->nfs
;
2226 char *str
= data
->continue_data
;
2229 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2231 if (status
== RPC_STATUS_ERROR
) {
2232 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2233 free_nfs_cb_data(data
);
2236 if (status
== RPC_STATUS_CANCEL
) {
2237 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2238 free_nfs_cb_data(data
);
2242 str
= &str
[strlen(str
) + 1];
2244 if (res
->status
!= NFS3_OK
) {
2245 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
));
2246 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2247 free_nfs_cb_data(data
);
2251 memset(&args
, 0, sizeof(LOOKUP3args
));
2252 args
.what
.dir
= data
->fh
;
2253 args
.what
.name
= str
;
2255 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2256 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2257 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2258 free_nfs_cb_data(data
);
2264 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2266 char *str
= data
->continue_data
;
2269 str
= &str
[strlen(str
) + 1];
2271 memset(&args
, 0, sizeof(CREATE3args
));
2272 args
.where
.dir
= data
->fh
;
2273 args
.where
.name
= str
;
2274 args
.how
.mode
= UNCHECKED
;
2275 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2276 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2278 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2279 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2280 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2281 free_nfs_cb_data(data
);
2287 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2292 new_path
= strdup(path
);
2293 if (new_path
== NULL
) {
2294 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2298 ptr
= strrchr(new_path
, '/');
2300 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2305 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2306 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2307 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2320 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2323 struct nfs_cb_data
*data
= private_data
;
2324 struct nfs_context
*nfs
= data
->nfs
;
2325 char *str
= data
->continue_data
;
2327 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2329 str
= &str
[strlen(str
) + 1];
2331 if (status
== RPC_STATUS_ERROR
) {
2332 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2333 free_nfs_cb_data(data
);
2336 if (status
== RPC_STATUS_CANCEL
) {
2337 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2338 free_nfs_cb_data(data
);
2343 if (res
->status
!= NFS3_OK
) {
2344 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
));
2345 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2346 free_nfs_cb_data(data
);
2350 data
->cb(0, nfs
, NULL
, data
->private_data
);
2351 free_nfs_cb_data(data
);
2354 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2356 char *str
= data
->continue_data
;
2357 struct REMOVE3args args
;
2359 str
= &str
[strlen(str
) + 1];
2361 args
.object
.dir
= data
->fh
;
2362 args
.object
.name
= str
;
2363 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2364 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2365 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2366 free_nfs_cb_data(data
);
2372 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2377 new_path
= strdup(path
);
2378 if (new_path
== NULL
) {
2379 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2383 ptr
= strrchr(new_path
, '/');
2385 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2390 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2391 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2392 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2403 struct mknod_cb_data
{
2410 static void free_mknod_cb_data(void *ptr
)
2412 struct mknod_cb_data
*data
= ptr
;
2418 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2421 struct nfs_cb_data
*data
= private_data
;
2422 struct nfs_context
*nfs
= data
->nfs
;
2423 char *str
= data
->continue_data
;
2425 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2427 str
= &str
[strlen(str
) + 1];
2429 if (status
== RPC_STATUS_ERROR
) {
2430 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2431 free_nfs_cb_data(data
);
2434 if (status
== RPC_STATUS_CANCEL
) {
2435 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2436 free_nfs_cb_data(data
);
2441 if (res
->status
!= NFS3_OK
) {
2442 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
));
2443 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2444 free_nfs_cb_data(data
);
2448 data
->cb(0, nfs
, NULL
, data
->private_data
);
2449 free_nfs_cb_data(data
);
2452 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2454 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2455 char *str
= cb_data
->path
;
2458 str
= &str
[strlen(str
) + 1];
2460 args
.where
.dir
= data
->fh
;
2461 args
.where
.name
= str
;
2462 switch (cb_data
->mode
& S_IFMT
) {
2464 args
.what
.type
= NF3CHR
;
2465 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2466 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
);
2467 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2468 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2471 args
.what
.type
= NF3BLK
;
2472 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2473 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
);
2474 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2475 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2477 args
.what
.type
= NF3SOCK
;
2478 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2479 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
);
2482 args
.what
.type
= NF3FIFO
;
2483 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2484 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
);
2487 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2488 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2489 free_nfs_cb_data(data
);
2493 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2494 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2495 free_nfs_cb_data(data
);
2501 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2504 struct mknod_cb_data
*cb_data
;
2506 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2507 if (cb_data
== NULL
) {
2508 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2512 cb_data
->path
= strdup(path
);
2513 if (cb_data
->path
== NULL
) {
2514 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2519 ptr
= strrchr(cb_data
->path
, '/');
2521 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2526 cb_data
->mode
= mode
;
2527 cb_data
->major
= major(dev
);
2528 cb_data
->minor
= minor(dev
);
2530 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2531 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2532 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2533 free_mknod_cb_data(cb_data
);
2544 /* ReadDirPlus Emulation Callback data */
2545 struct rdpe_cb_data
{
2548 struct nfs_cb_data
*data
;
2551 /* ReadDirPlus Emulation LOOKUP Callback data */
2552 struct rdpe_lookup_cb_data
{
2553 struct rdpe_cb_data
*rdpe_cb_data
;
2554 struct nfsdirent
*nfsdirent
;
2557 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2558 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2560 LOOKUP3res
*res
= command_data
;
2561 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2562 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2563 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2564 struct nfsdir
*nfsdir
= data
->continue_data
;
2565 struct nfs_context
*nfs
= data
->nfs
;
2566 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2568 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2570 free(rdpe_lookup_cb_data
);
2572 rdpe_cb_data
->getattrcount
--;
2574 if (status
== RPC_STATUS_ERROR
) {
2575 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2577 if (status
== RPC_STATUS_CANCEL
) {
2578 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2580 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2581 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2583 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2584 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2585 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2587 nfsdirent
->type
= attributes
->type
;
2588 nfsdirent
->mode
= attributes
->mode
;
2589 nfsdirent
->size
= attributes
->size
;
2591 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2592 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2593 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2594 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2595 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2596 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2597 nfsdirent
->uid
= attributes
->uid
;
2598 nfsdirent
->gid
= attributes
->gid
;
2602 if (rdpe_cb_data
->getattrcount
== 0) {
2603 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2604 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2605 nfs_free_nfsdir(nfsdir
);
2607 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2611 data
->continue_data
= NULL
;
2612 free_nfs_cb_data(data
);
2616 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2618 READDIR3res
*res
= command_data
;
2619 struct nfs_cb_data
*data
= private_data
;
2620 struct nfs_context
*nfs
= data
->nfs
;
2621 struct nfsdir
*nfsdir
= data
->continue_data
;
2622 struct nfsdirent
*nfsdirent
;
2623 struct entry3
*entry
;
2624 uint64_t cookie
= 0;
2625 struct rdpe_cb_data
*rdpe_cb_data
;
2627 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2629 if (status
== RPC_STATUS_ERROR
) {
2630 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2631 nfs_free_nfsdir(nfsdir
);
2632 data
->continue_data
= NULL
;
2633 free_nfs_cb_data(data
);
2637 if (status
== RPC_STATUS_CANCEL
) {
2638 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2639 nfs_free_nfsdir(nfsdir
);
2640 data
->continue_data
= NULL
;
2641 free_nfs_cb_data(data
);
2645 if (res
->status
!= NFS3_OK
) {
2646 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
));
2647 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2648 nfs_free_nfsdir(nfsdir
);
2649 data
->continue_data
= NULL
;
2650 free_nfs_cb_data(data
);
2654 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2655 while (entry
!= NULL
) {
2656 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2657 if (nfsdirent
== NULL
) {
2658 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2659 nfs_free_nfsdir(nfsdir
);
2660 data
->continue_data
= NULL
;
2661 free_nfs_cb_data(data
);
2664 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2665 nfsdirent
->name
= strdup(entry
->name
);
2666 if (nfsdirent
->name
== NULL
) {
2667 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2668 nfs_free_nfsdir(nfsdir
);
2669 data
->continue_data
= NULL
;
2670 free_nfs_cb_data(data
);
2673 nfsdirent
->inode
= entry
->fileid
;
2675 nfsdirent
->next
= nfsdir
->entries
;
2676 nfsdir
->entries
= nfsdirent
;
2678 cookie
= entry
->cookie
;
2679 entry
= entry
->nextentry
;
2682 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2685 args
.dir
= data
->fh
;
2686 args
.cookie
= cookie
;
2687 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2690 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2691 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2692 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2693 nfs_free_nfsdir(nfsdir
);
2694 data
->continue_data
= NULL
;
2695 free_nfs_cb_data(data
);
2701 /* steal the dirhandle */
2702 nfsdir
->current
= nfsdir
->entries
;
2704 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2705 rdpe_cb_data
->getattrcount
= 0;
2706 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2707 rdpe_cb_data
->data
= data
;
2708 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2709 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2712 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2713 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2714 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2716 memset(&args
, 0, sizeof(LOOKUP3args
));
2717 args
.what
.dir
= data
->fh
;
2718 args
.what
.name
= nfsdirent
->name
;
2720 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2721 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2723 /* if we have already commands in flight, we cant just stop, we have to wait for the
2724 * commands in flight to complete
2726 if (rdpe_cb_data
->getattrcount
> 0) {
2727 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2728 free(rdpe_lookup_cb_data
);
2732 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2733 nfs_free_nfsdir(nfsdir
);
2734 data
->continue_data
= NULL
;
2735 free_nfs_cb_data(data
);
2736 free(rdpe_lookup_cb_data
);
2740 rdpe_cb_data
->getattrcount
++;
2745 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2747 READDIRPLUS3res
*res
= command_data
;
2748 struct nfs_cb_data
*data
= private_data
;
2749 struct nfs_context
*nfs
= data
->nfs
;
2750 struct nfsdir
*nfsdir
= data
->continue_data
;
2751 struct entryplus3
*entry
;
2752 uint64_t cookie
= 0;
2754 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2756 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2759 args
.dir
= data
->fh
;
2760 args
.cookie
= cookie
;
2761 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2764 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2765 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2766 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2767 nfs_free_nfsdir(nfsdir
);
2768 data
->continue_data
= NULL
;
2769 free_nfs_cb_data(data
);
2775 if (status
== RPC_STATUS_CANCEL
) {
2776 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2777 nfs_free_nfsdir(nfsdir
);
2778 data
->continue_data
= NULL
;
2779 free_nfs_cb_data(data
);
2783 if (res
->status
!= NFS3_OK
) {
2784 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
));
2785 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2786 nfs_free_nfsdir(nfsdir
);
2787 data
->continue_data
= NULL
;
2788 free_nfs_cb_data(data
);
2792 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2793 while (entry
!= NULL
) {
2794 struct nfsdirent
*nfsdirent
;
2796 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2797 if (nfsdirent
== NULL
) {
2798 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2799 nfs_free_nfsdir(nfsdir
);
2800 data
->continue_data
= NULL
;
2801 free_nfs_cb_data(data
);
2804 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2805 nfsdirent
->name
= strdup(entry
->name
);
2806 if (nfsdirent
->name
== NULL
) {
2807 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2808 nfs_free_nfsdir(nfsdir
);
2809 data
->continue_data
= NULL
;
2810 free_nfs_cb_data(data
);
2813 nfsdirent
->inode
= entry
->fileid
;
2814 if (entry
->name_attributes
.attributes_follow
) {
2815 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2816 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2817 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2819 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2820 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2821 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2822 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2823 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2824 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2825 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2826 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
2829 nfsdirent
->next
= nfsdir
->entries
;
2830 nfsdir
->entries
= nfsdirent
;
2832 cookie
= entry
->cookie
;
2833 entry
= entry
->nextentry
;
2836 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2837 READDIRPLUS3args args
;
2839 args
.dir
= data
->fh
;
2840 args
.cookie
= cookie
;
2841 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2842 args
.dircount
= 8192;
2843 args
.maxcount
= 8192;
2845 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2846 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2847 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2848 nfs_free_nfsdir(nfsdir
);
2849 data
->continue_data
= NULL
;
2850 free_nfs_cb_data(data
);
2856 /* steal the dirhandle */
2857 data
->continue_data
= NULL
;
2858 nfsdir
->current
= nfsdir
->entries
;
2860 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2861 free_nfs_cb_data(data
);
2864 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2866 READDIRPLUS3args args
;
2868 args
.dir
= data
->fh
;
2870 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2871 args
.dircount
= 8192;
2872 args
.maxcount
= 8192;
2873 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2874 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2875 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2876 free_nfs_cb_data(data
);
2882 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2884 struct nfsdir
*nfsdir
;
2886 nfsdir
= malloc(sizeof(struct nfsdir
));
2887 if (nfsdir
== NULL
) {
2888 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2891 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2893 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2894 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2902 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2904 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2906 if (nfsdir
->current
!= NULL
) {
2907 nfsdir
->current
= nfsdir
->current
->next
;
2916 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2918 nfs_free_nfsdir(nfsdir
);
2925 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
2936 struct lseek_cb_data
{
2937 struct nfs_context
*nfs
;
2938 struct nfsfh
*nfsfh
;
2944 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2947 struct lseek_cb_data
*data
= private_data
;
2948 struct nfs_context
*nfs
= data
->nfs
;
2950 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2952 if (status
== RPC_STATUS_ERROR
) {
2953 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2957 if (status
== RPC_STATUS_CANCEL
) {
2958 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2964 if (res
->status
!= NFS3_OK
) {
2965 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2966 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2971 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2972 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2976 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2978 struct lseek_cb_data
*data
;
2979 struct GETATTR3args args
;
2981 if (whence
== SEEK_SET
) {
2982 nfsfh
->offset
= offset
;
2983 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2986 if (whence
== SEEK_CUR
) {
2987 nfsfh
->offset
+= offset
;
2988 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2992 data
= malloc(sizeof(struct lseek_cb_data
));
2994 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2999 data
->nfsfh
= nfsfh
;
3000 data
->offset
= offset
;
3002 data
->private_data
= private_data
;
3004 memset(&args
, 0, sizeof(GETATTR3args
));
3005 args
.object
= nfsfh
->fh
;
3007 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3008 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3021 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3024 struct nfs_cb_data
*data
= private_data
;
3025 struct nfs_context
*nfs
= data
->nfs
;
3026 struct statvfs svfs
;
3028 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3030 if (status
== RPC_STATUS_ERROR
) {
3031 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3032 free_nfs_cb_data(data
);
3035 if (status
== RPC_STATUS_CANCEL
) {
3036 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3037 free_nfs_cb_data(data
);
3042 if (res
->status
!= NFS3_OK
) {
3043 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
));
3044 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3045 free_nfs_cb_data(data
);
3049 svfs
.f_bsize
= 4096;
3050 svfs
.f_frsize
= 4096;
3051 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3052 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3053 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3054 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3055 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3056 #if !defined(ANDROID)
3057 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3060 svfs
.f_namemax
= 256;
3063 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3064 free_nfs_cb_data(data
);
3067 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3071 args
.fsroot
= data
->fh
;
3072 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3073 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3074 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3075 free_nfs_cb_data(data
);
3081 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3083 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3084 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3097 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3100 struct nfs_cb_data
*data
= private_data
;
3101 struct nfs_context
*nfs
= data
->nfs
;
3103 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3105 if (status
== RPC_STATUS_ERROR
) {
3106 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3107 free_nfs_cb_data(data
);
3110 if (status
== RPC_STATUS_CANCEL
) {
3111 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3112 free_nfs_cb_data(data
);
3117 if (res
->status
!= NFS3_OK
) {
3118 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
));
3119 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3120 free_nfs_cb_data(data
);
3125 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3126 free_nfs_cb_data(data
);
3129 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3133 args
.symlink
= data
->fh
;
3135 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3136 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3137 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3138 free_nfs_cb_data(data
);
3144 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3146 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3147 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3160 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3162 struct nfs_cb_data
*data
= private_data
;
3163 struct nfs_context
*nfs
= data
->nfs
;
3166 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3168 if (status
== RPC_STATUS_ERROR
) {
3169 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3170 free_nfs_cb_data(data
);
3173 if (status
== RPC_STATUS_CANCEL
) {
3174 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3175 free_nfs_cb_data(data
);
3180 if (res
->status
!= NFS3_OK
) {
3181 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3182 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3183 free_nfs_cb_data(data
);
3187 data
->cb(0, nfs
, NULL
, data
->private_data
);
3188 free_nfs_cb_data(data
);
3191 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3195 memset(&args
, 0, sizeof(SETATTR3args
));
3196 args
.object
= data
->fh
;
3197 args
.new_attributes
.mode
.set_it
= 1;
3198 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3200 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3201 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3202 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3203 free_nfs_cb_data(data
);
3210 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3212 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3213 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3223 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3225 struct nfs_cb_data
*data
;
3227 data
= malloc(sizeof(struct nfs_cb_data
));
3229 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3232 memset(data
, 0, sizeof(struct nfs_cb_data
));
3235 data
->private_data
= private_data
;
3236 data
->continue_int
= mode
;
3237 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3238 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3239 if (data
->fh
.data
.data_val
== NULL
) {
3240 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3241 free_nfs_cb_data(data
);
3244 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3246 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3247 free_nfs_cb_data(data
);
3259 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3261 struct nfs_cb_data
*data
= private_data
;
3262 struct nfs_context
*nfs
= data
->nfs
;
3265 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3267 if (status
== RPC_STATUS_ERROR
) {
3268 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3269 free_nfs_cb_data(data
);
3272 if (status
== RPC_STATUS_CANCEL
) {
3273 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3274 free_nfs_cb_data(data
);
3279 if (res
->status
!= NFS3_OK
) {
3280 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3281 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3282 free_nfs_cb_data(data
);
3286 data
->cb(0, nfs
, NULL
, data
->private_data
);
3287 free_nfs_cb_data(data
);
3290 struct nfs_chown_data
{
3295 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3298 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3300 memset(&args
, 0, sizeof(SETATTR3args
));
3301 args
.object
= data
->fh
;
3302 if (chown_data
->uid
!= (uid_t
)-1) {
3303 args
.new_attributes
.uid
.set_it
= 1;
3304 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3306 if (chown_data
->gid
!= (gid_t
)-1) {
3307 args
.new_attributes
.gid
.set_it
= 1;
3308 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3311 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3312 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3313 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3314 free_nfs_cb_data(data
);
3321 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3323 struct nfs_chown_data
*chown_data
;
3325 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3326 if (chown_data
== NULL
) {
3327 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3331 chown_data
->uid
= uid
;
3332 chown_data
->gid
= gid
;
3334 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3335 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3346 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3348 struct nfs_cb_data
*data
;
3349 struct nfs_chown_data
*chown_data
;
3351 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3352 if (chown_data
== NULL
) {
3353 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3357 chown_data
->uid
= uid
;
3358 chown_data
->gid
= gid
;
3361 data
= malloc(sizeof(struct nfs_cb_data
));
3363 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3366 memset(data
, 0, sizeof(struct nfs_cb_data
));
3369 data
->private_data
= private_data
;
3370 data
->continue_data
= chown_data
;
3371 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3372 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3373 if (data
->fh
.data
.data_val
== NULL
) {
3374 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3375 free_nfs_cb_data(data
);
3378 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3381 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3382 free_nfs_cb_data(data
);
3396 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3398 struct nfs_cb_data
*data
= private_data
;
3399 struct nfs_context
*nfs
= data
->nfs
;
3402 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3404 if (status
== RPC_STATUS_ERROR
) {
3405 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3406 free_nfs_cb_data(data
);
3409 if (status
== RPC_STATUS_CANCEL
) {
3410 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3411 free_nfs_cb_data(data
);
3416 if (res
->status
!= NFS3_OK
) {
3417 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3418 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3419 free_nfs_cb_data(data
);
3423 data
->cb(0, nfs
, NULL
, data
->private_data
);
3424 free_nfs_cb_data(data
);
3427 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3430 struct timeval
*utimes_data
= data
->continue_data
;
3432 memset(&args
, 0, sizeof(SETATTR3args
));
3433 args
.object
= data
->fh
;
3434 if (utimes_data
!= NULL
) {
3435 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3436 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3437 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3438 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3439 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3440 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3442 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3443 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3446 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3447 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3448 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3449 free_nfs_cb_data(data
);
3456 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3458 struct timeval
*new_times
= NULL
;
3460 if (times
!= NULL
) {
3461 new_times
= malloc(sizeof(struct timeval
)*2);
3462 if (new_times
== NULL
) {
3463 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3467 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3470 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3471 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3481 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3483 struct timeval
*new_times
= NULL
;
3485 if (times
!= NULL
) {
3486 new_times
= malloc(sizeof(struct timeval
)*2);
3487 if (new_times
== NULL
) {
3488 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3492 new_times
[0].tv_sec
= times
->actime
;
3493 new_times
[0].tv_usec
= 0;
3494 new_times
[1].tv_sec
= times
->modtime
;
3495 new_times
[1].tv_usec
= 0;
3498 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3499 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3510 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3513 struct nfs_cb_data
*data
= private_data
;
3514 struct nfs_context
*nfs
= data
->nfs
;
3515 unsigned int nfsmode
= 0;
3517 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3519 if (status
== RPC_STATUS_ERROR
) {
3520 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3521 free_nfs_cb_data(data
);
3524 if (status
== RPC_STATUS_CANCEL
) {
3525 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3526 free_nfs_cb_data(data
);
3531 if (res
->status
!= NFS3_OK
) {
3532 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
));
3533 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3534 free_nfs_cb_data(data
);
3538 if (data
->continue_int
& R_OK
) {
3539 nfsmode
|= ACCESS3_READ
;
3541 if (data
->continue_int
& W_OK
) {
3542 nfsmode
|= ACCESS3_MODIFY
;
3544 if (data
->continue_int
& X_OK
) {
3545 nfsmode
|= ACCESS3_EXECUTE
;
3548 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3549 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3550 nfsmode
&ACCESS3_READ
?'r':'-',
3551 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3552 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3553 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3554 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3555 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3556 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3557 free_nfs_cb_data(data
);
3561 data
->cb(0, nfs
, NULL
, data
->private_data
);
3562 free_nfs_cb_data(data
);
3565 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3570 if (data
->continue_int
& R_OK
) {
3571 nfsmode
|= ACCESS3_READ
;
3573 if (data
->continue_int
& W_OK
) {
3574 nfsmode
|= ACCESS3_MODIFY
;
3576 if (data
->continue_int
& X_OK
) {
3577 nfsmode
|= ACCESS3_EXECUTE
;
3580 memset(&args
, 0, sizeof(ACCESS3args
));
3581 args
.object
= data
->fh
;
3582 args
.access
= nfsmode
;
3584 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3585 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3586 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3587 free_nfs_cb_data(data
);
3593 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3595 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3596 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3608 struct nfs_symlink_data
{
3610 char *newpathparent
;
3611 char *newpathobject
;
3614 static void free_nfs_symlink_data(void *mem
)
3616 struct nfs_symlink_data
*data
= mem
;
3618 if (data
->oldpath
!= NULL
) {
3619 free(data
->oldpath
);
3621 if (data
->newpathparent
!= NULL
) {
3622 free(data
->newpathparent
);
3624 if (data
->newpathobject
!= NULL
) {
3625 free(data
->newpathobject
);
3630 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3633 struct nfs_cb_data
*data
= private_data
;
3634 struct nfs_context
*nfs
= data
->nfs
;
3635 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3637 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3639 if (status
== RPC_STATUS_ERROR
) {
3640 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3641 free_nfs_cb_data(data
);
3644 if (status
== RPC_STATUS_CANCEL
) {
3645 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3646 free_nfs_cb_data(data
);
3651 if (res
->status
!= NFS3_OK
) {
3652 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
));
3653 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3654 free_nfs_cb_data(data
);
3658 data
->cb(0, nfs
, NULL
, data
->private_data
);
3659 free_nfs_cb_data(data
);
3662 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3664 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3667 memset(&args
, 0, sizeof(SYMLINK3args
));
3668 args
.where
.dir
= data
->fh
;
3669 args
.where
.name
= symlink_data
->newpathobject
;
3670 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3671 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
;
3672 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3674 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3675 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3676 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3677 free_nfs_cb_data(data
);
3683 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3686 struct nfs_symlink_data
*symlink_data
;
3688 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3689 if (symlink_data
== NULL
) {
3690 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3693 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3695 symlink_data
->oldpath
= strdup(oldpath
);
3696 if (symlink_data
->oldpath
== NULL
) {
3697 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3698 free_nfs_symlink_data(symlink_data
);
3702 symlink_data
->newpathparent
= strdup(newpath
);
3703 if (symlink_data
->newpathparent
== NULL
) {
3704 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3705 free_nfs_symlink_data(symlink_data
);
3709 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3711 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3712 free_nfs_symlink_data(symlink_data
);
3718 symlink_data
->newpathobject
= strdup(ptr
);
3719 if (symlink_data
->newpathobject
== NULL
) {
3720 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3721 free_nfs_symlink_data(symlink_data
);
3725 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3726 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3738 struct nfs_rename_data
{
3741 struct nfs_fh3 olddir
;
3744 struct nfs_fh3 newdir
;
3747 static void free_nfs_rename_data(void *mem
)
3749 struct nfs_rename_data
*data
= mem
;
3751 if (data
->oldpath
!= NULL
) {
3752 free(data
->oldpath
);
3754 if (data
->olddir
.data
.data_val
!= NULL
) {
3755 free(data
->olddir
.data
.data_val
);
3757 if (data
->newpath
!= NULL
) {
3758 free(data
->newpath
);
3760 if (data
->newdir
.data
.data_val
!= NULL
) {
3761 free(data
->newdir
.data
.data_val
);
3766 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3769 struct nfs_cb_data
*data
= private_data
;
3770 struct nfs_context
*nfs
= data
->nfs
;
3771 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3773 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3775 if (status
== RPC_STATUS_ERROR
) {
3776 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3777 free_nfs_cb_data(data
);
3780 if (status
== RPC_STATUS_CANCEL
) {
3781 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3782 free_nfs_cb_data(data
);
3787 if (res
->status
!= NFS3_OK
) {
3788 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
));
3789 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3790 free_nfs_cb_data(data
);
3794 data
->cb(0, nfs
, NULL
, data
->private_data
);
3795 free_nfs_cb_data(data
);
3798 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3800 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3803 /* steal the filehandle */
3804 rename_data
->newdir
= data
->fh
;
3805 data
->fh
.data
.data_val
= NULL
;
3807 args
.from
.dir
= rename_data
->olddir
;
3808 args
.from
.name
= rename_data
->oldobject
;
3809 args
.to
.dir
= rename_data
->newdir
;
3810 args
.to
.name
= rename_data
->newobject
;
3811 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3812 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3813 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3814 free_nfs_cb_data(data
);
3821 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3823 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3825 /* steal the filehandle */
3826 rename_data
->olddir
= data
->fh
;
3827 data
->fh
.data
.data_val
= NULL
;
3829 if (nfs_lookuppath_async(nfs
, rename_data
->newpath
, data
->cb
, data
->private_data
, nfs_rename_continue_2_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3830 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3831 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3832 free_nfs_cb_data(data
);
3835 data
->continue_data
= NULL
;
3836 free_nfs_cb_data(data
);
3842 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3845 struct nfs_rename_data
*rename_data
;
3847 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3848 if (rename_data
== NULL
) {
3849 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3852 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3854 rename_data
->oldpath
= strdup(oldpath
);
3855 if (rename_data
->oldpath
== NULL
) {
3856 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3857 free_nfs_rename_data(rename_data
);
3860 ptr
= strrchr(rename_data
->oldpath
, '/');
3862 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3863 free_nfs_rename_data(rename_data
);
3868 rename_data
->oldobject
= ptr
;
3871 rename_data
->newpath
= strdup(newpath
);
3872 if (rename_data
->newpath
== NULL
) {
3873 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3874 free_nfs_rename_data(rename_data
);
3877 ptr
= strrchr(rename_data
->newpath
, '/');
3879 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3880 free_nfs_rename_data(rename_data
);
3885 rename_data
->newobject
= ptr
;
3888 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3889 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3900 struct nfs_link_data
{
3902 struct nfs_fh3 oldfh
;
3905 struct nfs_fh3 newdir
;
3908 static void free_nfs_link_data(void *mem
)
3910 struct nfs_link_data
*data
= mem
;
3912 if (data
->oldpath
!= NULL
) {
3913 free(data
->oldpath
);
3915 if (data
->oldfh
.data
.data_val
!= NULL
) {
3916 free(data
->oldfh
.data
.data_val
);
3918 if (data
->newpath
!= NULL
) {
3919 free(data
->newpath
);
3921 if (data
->newdir
.data
.data_val
!= NULL
) {
3922 free(data
->newdir
.data
.data_val
);
3927 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3930 struct nfs_cb_data
*data
= private_data
;
3931 struct nfs_context
*nfs
= data
->nfs
;
3932 struct nfs_link_data
*link_data
= data
->continue_data
;
3934 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3936 if (status
== RPC_STATUS_ERROR
) {
3937 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3938 free_nfs_cb_data(data
);
3941 if (status
== RPC_STATUS_CANCEL
) {
3942 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3943 free_nfs_cb_data(data
);
3948 if (res
->status
!= NFS3_OK
) {
3949 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
));
3950 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3951 free_nfs_cb_data(data
);
3955 data
->cb(0, nfs
, NULL
, data
->private_data
);
3956 free_nfs_cb_data(data
);
3959 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3961 struct nfs_link_data
*link_data
= data
->continue_data
;
3964 /* steal the filehandle */
3965 link_data
->newdir
= data
->fh
;
3966 data
->fh
.data
.data_val
= NULL
;
3968 memset(&args
, 0, sizeof(LINK3args
));
3969 args
.file
= link_data
->oldfh
;
3970 args
.link
.dir
= link_data
->newdir
;
3971 args
.link
.name
= link_data
->newobject
;
3972 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
3973 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3974 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3975 free_nfs_cb_data(data
);
3982 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3984 struct nfs_link_data
*link_data
= data
->continue_data
;
3986 /* steal the filehandle */
3987 link_data
->oldfh
= data
->fh
;
3988 data
->fh
.data
.data_val
= NULL
;
3990 if (nfs_lookuppath_async(nfs
, link_data
->newpath
, data
->cb
, data
->private_data
, nfs_link_continue_2_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3991 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3992 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3993 free_nfs_cb_data(data
);
3996 data
->continue_data
= NULL
;
3997 free_nfs_cb_data(data
);
4003 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4006 struct nfs_link_data
*link_data
;
4008 link_data
= malloc(sizeof(struct nfs_link_data
));
4009 if (link_data
== NULL
) {
4010 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4013 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4015 link_data
->oldpath
= strdup(oldpath
);
4016 if (link_data
->oldpath
== NULL
) {
4017 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4018 free_nfs_link_data(link_data
);
4022 link_data
->newpath
= strdup(newpath
);
4023 if (link_data
->newpath
== NULL
) {
4024 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4025 free_nfs_link_data(link_data
);
4028 ptr
= strrchr(link_data
->newpath
, '/');
4030 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4031 free_nfs_link_data(link_data
);
4036 link_data
->newobject
= ptr
;
4039 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4040 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4048 //qqq replace later with lseek()
4049 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4051 return nfsfh
->offset
;
4057 * Get the maximum supported READ3 size by the server
4059 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4061 return nfs
->readmax
;
4065 * Get the maximum supported WRITE3 size by the server
4067 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4069 return nfs
->writemax
;
4072 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4073 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4076 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4077 rpc_set_uid(nfs
->rpc
, uid
);
4080 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4081 rpc_set_gid(nfs
->rpc
, gid
);
4084 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4089 va_start(ap
, error_string
);
4091 vsnprintf(str
, 1024, error_string
, ap
);
4092 if (nfs
->rpc
->error_string
!= NULL
) {
4093 free(nfs
->rpc
->error_string
);
4095 nfs
->rpc
->error_string
= str
;
4101 struct mount_cb_data
{
4107 static void free_mount_cb_data(struct mount_cb_data
*data
)
4109 if (data
->server
!= NULL
) {
4111 data
->server
= NULL
;
4117 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4119 struct mount_cb_data
*data
= private_data
;
4121 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4123 if (status
== RPC_STATUS_ERROR
) {
4124 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4125 free_mount_cb_data(data
);
4128 if (status
== RPC_STATUS_CANCEL
) {
4129 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4130 free_mount_cb_data(data
);
4134 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4135 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4136 rpc_set_error(rpc
, "Failed to disconnect\n");
4138 free_mount_cb_data(data
);
4141 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4143 struct mount_cb_data
*data
= private_data
;
4145 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4147 /* Dont want any more callbacks even if the socket is closed */
4148 rpc
->connect_cb
= NULL
;
4150 if (status
== RPC_STATUS_ERROR
) {
4151 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4152 free_mount_cb_data(data
);
4155 if (status
== RPC_STATUS_CANCEL
) {
4156 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4157 free_mount_cb_data(data
);
4161 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4162 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4163 free_mount_cb_data(data
);
4168 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4170 struct mount_cb_data
*data
= private_data
;
4171 uint32_t mount_port
;
4173 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4175 if (status
== RPC_STATUS_ERROR
) {
4176 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4177 free_mount_cb_data(data
);
4180 if (status
== RPC_STATUS_CANCEL
) {
4181 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4182 free_mount_cb_data(data
);
4186 mount_port
= *(uint32_t *)command_data
;
4187 if (mount_port
== 0) {
4188 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4189 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4190 free_mount_cb_data(data
);
4194 rpc_disconnect(rpc
, "normal disconnect");
4195 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4196 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4197 free_mount_cb_data(data
);
4202 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4204 struct mount_cb_data
*data
= private_data
;
4206 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4208 if (status
== RPC_STATUS_ERROR
) {
4209 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4210 free_mount_cb_data(data
);
4213 if (status
== RPC_STATUS_CANCEL
) {
4214 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4215 free_mount_cb_data(data
);
4219 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4220 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4221 free_mount_cb_data(data
);
4226 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4228 struct mount_cb_data
*data
= private_data
;
4230 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4232 /* Dont want any more callbacks even if the socket is closed */
4233 rpc
->connect_cb
= NULL
;
4235 if (status
== RPC_STATUS_ERROR
) {
4236 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4237 free_mount_cb_data(data
);
4240 if (status
== RPC_STATUS_CANCEL
) {
4241 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4242 free_mount_cb_data(data
);
4246 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4247 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4248 free_mount_cb_data(data
);
4253 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4255 struct mount_cb_data
*data
;
4257 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4259 data
= malloc(sizeof(struct mount_cb_data
));
4263 memset(data
, 0, sizeof(struct mount_cb_data
));
4265 data
->private_data
= private_data
;
4266 data
->server
= strdup(server
);
4267 if (data
->server
== NULL
) {
4268 free_mount_cb_data(data
);
4271 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4272 free_mount_cb_data(data
);
4279 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4281 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4285 const char *nfs_get_server(struct nfs_context
*nfs
) {
4289 const char *nfs_get_export(struct nfs_context
*nfs
) {
4293 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4294 return &nfs
->rootfh
;
4297 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {