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
;
98 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
100 while (nfsdir
->entries
) {
101 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
102 if (nfsdir
->entries
->name
!= NULL
) {
103 free(nfsdir
->entries
->name
);
105 free(nfsdir
->entries
);
106 nfsdir
->entries
= dirent
;
112 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
115 struct nfs_context
*nfs
;
117 char *saved_path
, *path
;
122 continue_func continue_cb
;
124 void (*free_continue_data
)(void *);
129 /* for multi-read/write calls. */
133 uint64_t start_offset
, max_offset
;
137 struct nfs_mcb_data
{
138 struct nfs_cb_data
*data
;
143 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
146 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
148 rpc_set_auth(nfs
->rpc
, auth
);
151 int nfs_get_fd(struct nfs_context
*nfs
)
153 return rpc_get_fd(nfs
->rpc
);
156 int nfs_queue_length(struct nfs_context
*nfs
)
158 return rpc_queue_length(nfs
->rpc
);
161 int nfs_which_events(struct nfs_context
*nfs
)
163 return rpc_which_events(nfs
->rpc
);
166 int nfs_service(struct nfs_context
*nfs
, int revents
)
168 return rpc_service(nfs
->rpc
, revents
);
171 char *nfs_get_error(struct nfs_context
*nfs
)
173 return rpc_get_error(nfs
->rpc
);
176 static int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
178 if (!strncmp(arg
, "tcp-syncnt", 10)) {
179 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
180 } else if (!strncmp(arg
, "uid", 3)) {
181 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
182 } else if (!strncmp(arg
, "gid", 3)) {
183 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
188 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
190 struct nfs_url
*urls
;
191 char *strp
, *flagsp
, *strp2
;
193 if (strncmp(url
, "nfs://", 6)) {
194 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
198 urls
= malloc(sizeof(struct nfs_url
));
200 rpc_set_error(nfs
->rpc
, "Out of memory");
204 urls
->server
= strdup(url
+ 6);
205 if (urls
->server
== NULL
) {
206 nfs_destroy_url(urls
);
207 rpc_set_error(nfs
->rpc
, "Out of memory");
211 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
212 urls
->server
[0] == '?') {
214 flagsp
= strchr(urls
->server
, '?');
217 nfs_destroy_url(urls
);
218 rpc_set_error(nfs
->rpc
, "Invalid server string");
222 strp
= strchr(urls
->server
, '/');
225 flagsp
= strchr(urls
->server
, '?');
228 nfs_destroy_url(urls
);
229 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
233 urls
->path
= strdup(strp
);
234 if (urls
->path
== NULL
) {
235 nfs_destroy_url(urls
);
236 rpc_set_error(nfs
->rpc
, "Out of memory");
242 flagsp
= strchr(urls
->path
, '?');
246 strp
= strrchr(urls
->path
, '/');
249 flagsp
= strchr(urls
->path
, '?');
252 nfs_destroy_url(urls
);
253 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
256 urls
->file
= strdup(strp
);
257 if (urls
->path
== NULL
) {
258 nfs_destroy_url(urls
);
259 rpc_set_error(nfs
->rpc
, "Out of memory");
263 flagsp
= strchr(urls
->file
, '?');
270 if (urls
->file
&& !strlen(urls
->file
)) {
274 nfs_destroy_url(urls
);
275 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
280 if (urls
->server
&& strlen(urls
->server
) <= 1) {
285 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
287 flagsp
= strchr(strp
, '&');
291 strp2
= strchr(strp
, '=');
295 nfs_set_context_args(nfs
, strp
, strp2
);
302 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
304 return nfs_parse_url(nfs
, url
, 0, 0);
307 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
309 return nfs_parse_url(nfs
, url
, 1, 0);
312 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
314 return nfs_parse_url(nfs
, url
, 0, 1);
318 void nfs_destroy_url(struct nfs_url
*url
)
328 struct nfs_context
*nfs_init_context(void)
330 struct nfs_context
*nfs
;
332 nfs
= malloc(sizeof(struct nfs_context
));
336 nfs
->rpc
= rpc_init_context();
337 if (nfs
->rpc
== NULL
) {
345 nfs
->rootfh
.data
.data_len
= 0;
346 nfs
->rootfh
.data
.data_val
= NULL
;
351 void nfs_destroy_context(struct nfs_context
*nfs
)
353 rpc_destroy_context(nfs
->rpc
);
366 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
367 free(nfs
->rootfh
.data
.data_val
);
368 nfs
->rootfh
.data
.data_val
= NULL
;
383 void free_rpc_cb_data(struct rpc_cb_data
*data
)
390 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
392 struct rpc_cb_data
*data
= private_data
;
394 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
396 /* Dont want any more callbacks even if the socket is closed */
397 rpc
->connect_cb
= NULL
;
399 if (status
== RPC_STATUS_ERROR
) {
400 data
->cb(rpc
, status
, command_data
, data
->private_data
);
401 free_rpc_cb_data(data
);
404 if (status
== RPC_STATUS_CANCEL
) {
405 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
406 free_rpc_cb_data(data
);
410 data
->cb(rpc
, status
, NULL
, data
->private_data
);
411 free_rpc_cb_data(data
);
414 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
416 struct rpc_cb_data
*data
= private_data
;
419 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
421 if (status
== RPC_STATUS_ERROR
) {
422 data
->cb(rpc
, status
, command_data
, data
->private_data
);
423 free_rpc_cb_data(data
);
426 if (status
== RPC_STATUS_CANCEL
) {
427 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
428 free_rpc_cb_data(data
);
432 rpc_port
= *(uint32_t *)command_data
;
434 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
435 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
436 free_rpc_cb_data(data
);
440 rpc_disconnect(rpc
, "normal disconnect");
441 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
442 data
->cb(rpc
, status
, command_data
, data
->private_data
);
443 free_rpc_cb_data(data
);
448 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
450 struct rpc_cb_data
*data
= private_data
;
452 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
454 if (status
== RPC_STATUS_ERROR
) {
455 data
->cb(rpc
, status
, command_data
, data
->private_data
);
456 free_rpc_cb_data(data
);
459 if (status
== RPC_STATUS_CANCEL
) {
460 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
461 free_rpc_cb_data(data
);
465 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
466 data
->cb(rpc
, status
, command_data
, data
->private_data
);
467 free_rpc_cb_data(data
);
472 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
474 struct rpc_cb_data
*data
= private_data
;
476 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
478 /* Dont want any more callbacks even if the socket is closed */
479 rpc
->connect_cb
= NULL
;
481 if (status
== RPC_STATUS_ERROR
) {
482 data
->cb(rpc
, status
, command_data
, data
->private_data
);
483 free_rpc_cb_data(data
);
486 if (status
== RPC_STATUS_CANCEL
) {
487 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
488 free_rpc_cb_data(data
);
492 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
493 data
->cb(rpc
, status
, command_data
, data
->private_data
);
494 free_rpc_cb_data(data
);
499 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
501 struct rpc_cb_data
*data
;
503 data
= malloc(sizeof(struct rpc_cb_data
));
507 memset(data
, 0, sizeof(struct rpc_cb_data
));
508 data
->server
= strdup(server
);
509 data
->program
= program
;
510 data
->version
= version
;
513 data
->private_data
= private_data
;
515 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
516 rpc_set_error(rpc
, "Failed to start connection");
517 free_rpc_cb_data(data
);
523 void free_nfs_cb_data(struct nfs_cb_data
*data
)
525 if (data
->saved_path
!= NULL
) {
526 free(data
->saved_path
);
527 data
->saved_path
= NULL
;
530 if (data
->continue_data
!= NULL
) {
531 data
->free_continue_data(data
->continue_data
);
532 data
->continue_data
= NULL
;
535 if (data
->fh
.data
.data_val
!= NULL
) {
536 free(data
->fh
.data
.data_val
);
537 data
->fh
.data
.data_val
= NULL
;
540 if (data
->buffer
!= NULL
) {
552 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
554 struct nfs_cb_data
*data
= private_data
;
555 struct nfs_context
*nfs
= data
->nfs
;
557 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
559 if (status
== RPC_STATUS_ERROR
) {
560 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
561 free_nfs_cb_data(data
);
564 if (status
== RPC_STATUS_CANCEL
) {
565 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
566 free_nfs_cb_data(data
);
570 data
->cb(0, nfs
, NULL
, data
->private_data
);
571 free_nfs_cb_data(data
);
574 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
576 struct nfs_cb_data
*data
= private_data
;
577 struct nfs_context
*nfs
= data
->nfs
;
578 FSINFO3res
*res
= command_data
;
579 struct GETATTR3args args
;
581 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
583 if (status
== RPC_STATUS_ERROR
) {
584 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
585 free_nfs_cb_data(data
);
588 if (status
== RPC_STATUS_CANCEL
) {
589 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
590 free_nfs_cb_data(data
);
594 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
595 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
597 memset(&args
, 0, sizeof(GETATTR3args
));
598 args
.object
.data
.data_len
= nfs
->rootfh
.data
.data_len
;
599 args
.object
.data
.data_val
= nfs
->rootfh
.data
.data_val
;
601 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
602 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
603 free_nfs_cb_data(data
);
608 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
610 struct nfs_cb_data
*data
= private_data
;
611 struct nfs_context
*nfs
= data
->nfs
;
613 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
615 if (status
== RPC_STATUS_ERROR
) {
616 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
617 free_nfs_cb_data(data
);
620 if (status
== RPC_STATUS_CANCEL
) {
621 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
622 free_nfs_cb_data(data
);
626 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
627 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
628 free_nfs_cb_data(data
);
634 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
636 struct nfs_cb_data
*data
= private_data
;
637 struct nfs_context
*nfs
= data
->nfs
;
639 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
641 /* Dont want any more callbacks even if the socket is closed */
642 rpc
->connect_cb
= NULL
;
644 if (status
== RPC_STATUS_ERROR
) {
645 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
646 free_nfs_cb_data(data
);
649 if (status
== RPC_STATUS_CANCEL
) {
650 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
651 free_nfs_cb_data(data
);
655 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
656 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
657 free_nfs_cb_data(data
);
663 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
665 struct nfs_cb_data
*data
= private_data
;
666 struct nfs_context
*nfs
= data
->nfs
;
669 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
671 if (status
== RPC_STATUS_ERROR
) {
672 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
673 free_nfs_cb_data(data
);
676 if (status
== RPC_STATUS_CANCEL
) {
677 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
678 free_nfs_cb_data(data
);
683 if (res
->fhs_status
!= MNT3_OK
) {
684 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
));
685 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
686 free_nfs_cb_data(data
);
690 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
691 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
692 if (nfs
->rootfh
.data
.data_val
== NULL
) {
693 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
694 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
695 free_nfs_cb_data(data
);
698 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
700 rpc_disconnect(rpc
, "normal disconnect");
701 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
702 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
703 free_nfs_cb_data(data
);
706 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
707 rpc_set_autoreconnect(rpc
);
711 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
713 struct nfs_cb_data
*data
= private_data
;
714 struct nfs_context
*nfs
= data
->nfs
;
716 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
718 if (status
== RPC_STATUS_ERROR
) {
719 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
720 free_nfs_cb_data(data
);
723 if (status
== RPC_STATUS_CANCEL
) {
724 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
725 free_nfs_cb_data(data
);
729 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
730 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
731 free_nfs_cb_data(data
);
736 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
738 struct nfs_cb_data
*data
= private_data
;
739 struct nfs_context
*nfs
= data
->nfs
;
741 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
743 /* Dont want any more callbacks even if the socket is closed */
744 rpc
->connect_cb
= NULL
;
746 if (status
== RPC_STATUS_ERROR
) {
747 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
748 free_nfs_cb_data(data
);
751 if (status
== RPC_STATUS_CANCEL
) {
752 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
753 free_nfs_cb_data(data
);
757 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
758 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
759 free_nfs_cb_data(data
);
764 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
766 struct nfs_cb_data
*data
= private_data
;
767 struct nfs_context
*nfs
= data
->nfs
;
770 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
772 if (status
== RPC_STATUS_ERROR
) {
773 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
774 free_nfs_cb_data(data
);
777 if (status
== RPC_STATUS_CANCEL
) {
778 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
779 free_nfs_cb_data(data
);
783 mount_port
= *(uint32_t *)command_data
;
784 if (mount_port
== 0) {
785 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
786 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
787 free_nfs_cb_data(data
);
791 rpc_disconnect(rpc
, "normal disconnect");
792 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
793 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
794 free_nfs_cb_data(data
);
800 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
802 struct nfs_cb_data
*data
= private_data
;
803 struct nfs_context
*nfs
= data
->nfs
;
805 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
807 if (status
== RPC_STATUS_ERROR
) {
808 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
809 free_nfs_cb_data(data
);
812 if (status
== RPC_STATUS_CANCEL
) {
813 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
814 free_nfs_cb_data(data
);
818 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
819 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
820 free_nfs_cb_data(data
);
825 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
827 struct nfs_cb_data
*data
= private_data
;
828 struct nfs_context
*nfs
= data
->nfs
;
830 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
832 /* Dont want any more callbacks even if the socket is closed */
833 rpc
->connect_cb
= NULL
;
835 if (status
== RPC_STATUS_ERROR
) {
836 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
837 free_nfs_cb_data(data
);
840 if (status
== RPC_STATUS_CANCEL
) {
841 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
842 free_nfs_cb_data(data
);
846 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
847 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
848 free_nfs_cb_data(data
);
854 * Async call for mounting an nfs share and geting the root filehandle
856 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
858 struct nfs_cb_data
*data
;
859 char *new_server
, *new_export
;
861 data
= malloc(sizeof(struct nfs_cb_data
));
863 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
866 memset(data
, 0, sizeof(struct nfs_cb_data
));
867 new_server
= strdup(server
);
868 new_export
= strdup(export
);
869 if (nfs
->server
!= NULL
) {
872 nfs
->server
= new_server
;
873 if (nfs
->export
!= NULL
) {
876 nfs
->export
= new_export
;
879 data
->private_data
= private_data
;
881 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
882 rpc_set_error(nfs
->rpc
, "Failed to start connection");
883 free_nfs_cb_data(data
);
893 * Functions to first look up a path, component by component, and then finally call a specific function once
894 * the filehandle for the final component is found.
896 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
898 struct nfs_cb_data
*data
= private_data
;
899 struct nfs_context
*nfs
= data
->nfs
;
902 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
904 if (status
== RPC_STATUS_ERROR
) {
905 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
906 free_nfs_cb_data(data
);
909 if (status
== RPC_STATUS_CANCEL
) {
910 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
911 free_nfs_cb_data(data
);
916 if (res
->status
!= NFS3_OK
) {
917 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
));
918 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
919 free_nfs_cb_data(data
);
923 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
924 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
925 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
926 free_nfs_cb_data(data
);
931 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
936 while (*data
->path
== '/') {
941 str
= strchr(path
, '/');
946 while (*data
->path
!= 0) {
952 data
->fh
.data
.data_len
= fh
->data
.data_len
;
953 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
954 if (data
->fh
.data
.data_val
== NULL
) {
955 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
956 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
957 free_nfs_cb_data(data
);
960 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
961 data
->continue_cb(nfs
, data
);
966 memset(&args
, 0, sizeof(LOOKUP3args
));
967 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
968 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
969 args
.what
.name
= path
;
971 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
972 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
973 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
974 free_nfs_cb_data(data
);
980 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
)
982 struct nfs_cb_data
*data
;
984 if (path
[0] != 0 && path
[0] != '/') {
985 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
989 data
= malloc(sizeof(struct nfs_cb_data
));
991 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
994 memset(data
, 0, sizeof(struct nfs_cb_data
));
997 data
->continue_cb
= continue_cb
;
998 data
->continue_data
= continue_data
;
999 data
->free_continue_data
= free_continue_data
;
1000 data
->continue_int
= continue_int
;
1001 data
->private_data
= private_data
;
1002 data
->saved_path
= strdup(path
);
1003 if (data
->saved_path
== NULL
) {
1004 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1005 free_nfs_cb_data(data
);
1008 data
->path
= data
->saved_path
;
1010 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1011 /* return 0 here since the callback will be invoked if there is a failure */
1024 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1027 struct nfs_cb_data
*data
= private_data
;
1028 struct nfs_context
*nfs
= data
->nfs
;
1031 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1033 if (status
== RPC_STATUS_ERROR
) {
1034 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1035 free_nfs_cb_data(data
);
1038 if (status
== RPC_STATUS_CANCEL
) {
1039 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1040 free_nfs_cb_data(data
);
1045 if (res
->status
!= NFS3_OK
) {
1046 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
));
1047 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1048 free_nfs_cb_data(data
);
1053 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1054 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1055 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1056 st
.st_mode
|= S_IFDIR
;
1058 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1059 st
.st_mode
|= S_IFREG
;
1061 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1062 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1063 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1065 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1067 st
.st_blksize
= 4096;
1068 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1070 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1071 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1072 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1074 data
->cb(0, nfs
, &st
, data
->private_data
);
1075 free_nfs_cb_data(data
);
1078 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1080 struct GETATTR3args args
;
1082 memset(&args
, 0, sizeof(GETATTR3args
));
1083 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1084 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1086 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1087 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1088 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1089 free_nfs_cb_data(data
);
1095 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1097 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1098 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1112 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1115 struct nfs_cb_data
*data
= private_data
;
1116 struct nfs_context
*nfs
= data
->nfs
;
1117 struct nfsfh
*nfsfh
;
1118 unsigned int nfsmode
= 0;
1120 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1122 if (status
== RPC_STATUS_ERROR
) {
1123 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1124 free_nfs_cb_data(data
);
1127 if (status
== RPC_STATUS_CANCEL
) {
1128 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1129 free_nfs_cb_data(data
);
1134 if (res
->status
!= NFS3_OK
) {
1135 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
));
1136 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1137 free_nfs_cb_data(data
);
1141 if (data
->continue_int
& O_WRONLY
) {
1142 nfsmode
|= ACCESS3_MODIFY
;
1144 if (data
->continue_int
& O_RDWR
) {
1145 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1147 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1148 nfsmode
|= ACCESS3_READ
;
1152 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1153 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1154 nfsmode
&ACCESS3_READ
?'r':'-',
1155 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1156 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1157 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1158 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1159 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1160 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1161 free_nfs_cb_data(data
);
1165 nfsfh
= malloc(sizeof(struct nfsfh
));
1166 if (nfsfh
== NULL
) {
1167 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1168 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1169 free_nfs_cb_data(data
);
1172 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1174 if (data
->continue_int
& O_SYNC
) {
1178 /* steal the filehandle */
1179 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1180 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1181 data
->fh
.data
.data_val
= NULL
;
1183 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1184 free_nfs_cb_data(data
);
1187 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1192 if (data
->continue_int
& O_WRONLY
) {
1193 nfsmode
|= ACCESS3_MODIFY
;
1195 if (data
->continue_int
& O_RDWR
) {
1196 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1198 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1199 nfsmode
|= ACCESS3_READ
;
1202 memset(&args
, 0, sizeof(ACCESS3args
));
1203 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1204 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1205 args
.access
= nfsmode
;
1207 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1208 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1209 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1210 free_nfs_cb_data(data
);
1216 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1218 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1219 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1233 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1235 struct nfs_cb_data
*data
= private_data
;
1236 struct nfs_context
*nfs
= data
->nfs
;
1239 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1241 if (status
== RPC_STATUS_ERROR
) {
1242 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1243 free_nfs_cb_data(data
);
1246 if (status
== RPC_STATUS_CANCEL
) {
1247 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1248 free_nfs_cb_data(data
);
1253 if (res
->status
!= NFS3_OK
) {
1254 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1255 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1256 free_nfs_cb_data(data
);
1260 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1261 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1262 free_nfs_cb_data(data
);
1265 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1267 struct nfs_mcb_data
*mdata
= private_data
;
1268 struct nfs_cb_data
*data
= mdata
->data
;
1269 struct nfs_context
*nfs
= data
->nfs
;
1272 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1276 if (status
== RPC_STATUS_ERROR
) {
1277 /* flag the failure but do not invoke callback until we have received all responses */
1280 if (status
== RPC_STATUS_CANCEL
) {
1281 /* flag the cancellation but do not invoke callback until we have received all responses */
1285 /* reassemble the data into the buffer */
1286 if (status
== RPC_STATUS_SUCCESS
) {
1288 if (res
->status
!= NFS3_OK
) {
1289 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1292 if (res
->READ3res_u
.resok
.count
> 0) {
1293 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1294 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1295 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1301 if (data
->num_calls
> 0) {
1302 /* still waiting for more replies */
1307 if (data
->error
!= 0) {
1308 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1309 free_nfs_cb_data(data
);
1313 if (data
->cancel
!= 0) {
1314 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1315 free_nfs_cb_data(data
);
1320 data
->nfsfh
->offset
= data
->max_offset
;
1321 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1323 free_nfs_cb_data(data
);
1327 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1329 struct nfs_cb_data
*data
;
1331 data
= malloc(sizeof(struct nfs_cb_data
));
1333 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1336 memset(data
, 0, sizeof(struct nfs_cb_data
));
1339 data
->private_data
= private_data
;
1340 data
->nfsfh
= nfsfh
;
1342 nfsfh
->offset
= offset
;
1344 if (count
<= nfs_get_readmax(nfs
)) {
1347 memset(&args
, 0, sizeof(READ3args
));
1348 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1349 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1350 args
.offset
= offset
;
1353 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1354 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1355 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1356 free_nfs_cb_data(data
);
1362 /* trying to read more than maximum server read size, we has to chop it up into smaller
1363 * reads and collect into a reassembly buffer.
1364 * we send all reads in parallel so that performance is still good.
1366 data
->max_offset
= offset
;
1367 data
->start_offset
= offset
;
1369 data
->buffer
= malloc(count
);
1370 if (data
->buffer
== NULL
) {
1371 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1372 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1373 free_nfs_cb_data(data
);
1378 uint64_t readcount
= count
;
1379 struct nfs_mcb_data
*mdata
;
1382 if (readcount
> nfs_get_readmax(nfs
)) {
1383 readcount
= nfs_get_readmax(nfs
);
1386 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1387 if (mdata
== NULL
) {
1388 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1391 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1393 mdata
->offset
= offset
;
1394 mdata
->count
= readcount
;
1396 memset(&args
, 0, sizeof(READ3args
));
1397 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1398 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1399 args
.offset
= offset
;
1400 args
.count
= readcount
;
1402 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1403 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1404 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1410 offset
+= readcount
;
1420 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1422 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1430 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1432 struct nfs_cb_data
*data
= private_data
;
1433 struct nfs_context
*nfs
= data
->nfs
;
1436 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1438 if (status
== RPC_STATUS_ERROR
) {
1439 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1440 free_nfs_cb_data(data
);
1443 if (status
== RPC_STATUS_CANCEL
) {
1444 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1445 free_nfs_cb_data(data
);
1450 if (res
->status
!= NFS3_OK
) {
1451 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1452 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1453 free_nfs_cb_data(data
);
1457 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1458 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1459 free_nfs_cb_data(data
);
1462 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1464 struct nfs_mcb_data
*mdata
= private_data
;
1465 struct nfs_cb_data
*data
= mdata
->data
;
1466 struct nfs_context
*nfs
= data
->nfs
;
1469 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1473 if (status
== RPC_STATUS_ERROR
) {
1474 /* flag the failure but do not invoke callback until we have received all responses */
1477 if (status
== RPC_STATUS_CANCEL
) {
1478 /* flag the cancellation but do not invoke callback until we have received all responses */
1482 if (status
== RPC_STATUS_SUCCESS
) {
1484 if (res
->status
!= NFS3_OK
) {
1485 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1488 if (res
->WRITE3res_u
.resok
.count
> 0) {
1489 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1490 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1496 if (data
->num_calls
> 0) {
1497 /* still waiting for more replies */
1502 if (data
->error
!= 0) {
1503 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1504 free_nfs_cb_data(data
);
1508 if (data
->cancel
!= 0) {
1509 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1510 free_nfs_cb_data(data
);
1515 data
->nfsfh
->offset
= data
->max_offset
;
1516 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1518 free_nfs_cb_data(data
);
1523 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
)
1525 struct nfs_cb_data
*data
;
1527 data
= malloc(sizeof(struct nfs_cb_data
));
1529 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1532 memset(data
, 0, sizeof(struct nfs_cb_data
));
1535 data
->private_data
= private_data
;
1536 data
->nfsfh
= nfsfh
;
1538 nfsfh
->offset
= offset
;
1540 if (count
<= nfs_get_writemax(nfs
)) {
1543 memset(&args
, 0, sizeof(WRITE3args
));
1544 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1545 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1546 args
.offset
= offset
;
1548 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1549 args
.data
.data_len
= count
;
1550 args
.data
.data_val
= buf
;
1552 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1553 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1554 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1555 free_nfs_cb_data(data
);
1561 /* trying to write more than maximum server write size, we has to chop it up into smaller
1563 * we send all writes in parallel so that performance is still good.
1565 data
->max_offset
= offset
;
1566 data
->start_offset
= offset
;
1569 uint64_t writecount
= count
;
1570 struct nfs_mcb_data
*mdata
;
1573 if (writecount
> nfs_get_writemax(nfs
)) {
1574 writecount
= nfs_get_writemax(nfs
);
1577 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1578 if (mdata
== NULL
) {
1579 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1582 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1584 mdata
->offset
= offset
;
1585 mdata
->count
= writecount
;
1587 memset(&args
, 0, sizeof(WRITE3args
));
1588 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1589 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1590 args
.offset
= offset
;
1591 args
.count
= writecount
;
1592 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1593 args
.data
.data_len
= writecount
;
1594 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1596 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1597 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1598 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1603 count
-= writecount
;
1604 offset
+= writecount
;
1614 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1616 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1626 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1628 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1629 free(nfsfh
->fh
.data
.data_val
);
1630 nfsfh
->fh
.data
.data_val
= NULL
;
1634 cb(0, nfs
, NULL
, private_data
);
1645 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1647 struct nfs_cb_data
*data
;
1648 struct GETATTR3args args
;
1650 data
= malloc(sizeof(struct nfs_cb_data
));
1652 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1655 memset(data
, 0, sizeof(struct nfs_cb_data
));
1658 data
->private_data
= private_data
;
1660 memset(&args
, 0, sizeof(GETATTR3args
));
1661 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1662 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1664 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1665 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1666 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1667 free_nfs_cb_data(data
);
1678 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1680 struct nfs_cb_data
*data
= private_data
;
1681 struct nfs_context
*nfs
= data
->nfs
;
1684 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1686 if (status
== RPC_STATUS_ERROR
) {
1687 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1688 free_nfs_cb_data(data
);
1691 if (status
== RPC_STATUS_CANCEL
) {
1692 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1693 free_nfs_cb_data(data
);
1698 if (res
->status
!= NFS3_OK
) {
1699 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1700 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1701 free_nfs_cb_data(data
);
1705 data
->cb(0, nfs
, NULL
, data
->private_data
);
1706 free_nfs_cb_data(data
);
1709 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1711 struct nfs_cb_data
*data
;
1713 data
= malloc(sizeof(struct nfs_cb_data
));
1715 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1718 memset(data
, 0, sizeof(struct nfs_cb_data
));
1721 data
->private_data
= private_data
;
1723 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1724 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1725 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1726 free_nfs_cb_data(data
);
1738 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1740 struct nfs_cb_data
*data
= private_data
;
1741 struct nfs_context
*nfs
= data
->nfs
;
1744 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1746 if (status
== RPC_STATUS_ERROR
) {
1747 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1748 free_nfs_cb_data(data
);
1751 if (status
== RPC_STATUS_CANCEL
) {
1752 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1753 free_nfs_cb_data(data
);
1758 if (res
->status
!= NFS3_OK
) {
1759 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1760 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1761 free_nfs_cb_data(data
);
1765 data
->cb(0, nfs
, NULL
, data
->private_data
);
1766 free_nfs_cb_data(data
);
1769 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1771 struct nfs_cb_data
*data
;
1774 data
= malloc(sizeof(struct nfs_cb_data
));
1776 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1779 memset(data
, 0, sizeof(struct nfs_cb_data
));
1782 data
->private_data
= private_data
;
1784 memset(&args
, 0, sizeof(SETATTR3args
));
1785 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1786 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1787 args
.new_attributes
.size
.set_it
= 1;
1788 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1790 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1791 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1792 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1793 free_nfs_cb_data(data
);
1803 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1805 uint64_t offset
= data
->continue_int
;
1808 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1809 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1811 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1812 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1813 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1814 free_nfs_cb_data(data
);
1817 free_nfs_cb_data(data
);
1821 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1827 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1828 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1841 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1844 struct nfs_cb_data
*data
= private_data
;
1845 struct nfs_context
*nfs
= data
->nfs
;
1846 char *str
= data
->continue_data
;
1848 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1850 str
= &str
[strlen(str
) + 1];
1852 if (status
== RPC_STATUS_ERROR
) {
1853 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1854 free_nfs_cb_data(data
);
1857 if (status
== RPC_STATUS_CANCEL
) {
1858 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1859 free_nfs_cb_data(data
);
1864 if (res
->status
!= NFS3_OK
) {
1865 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
));
1866 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1867 free_nfs_cb_data(data
);
1871 data
->cb(0, nfs
, NULL
, data
->private_data
);
1872 free_nfs_cb_data(data
);
1875 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1877 char *str
= data
->continue_data
;
1880 str
= &str
[strlen(str
) + 1];
1882 memset(&args
, 0, sizeof(MKDIR3args
));
1883 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1884 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1885 args
.where
.name
= str
;
1886 args
.attributes
.mode
.set_it
= 1;
1887 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1889 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1890 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1891 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1892 free_nfs_cb_data(data
);
1898 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1903 new_path
= strdup(path
);
1904 if (new_path
== NULL
) {
1905 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1909 ptr
= strrchr(new_path
, '/');
1911 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1916 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1917 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1918 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1932 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1935 struct nfs_cb_data
*data
= private_data
;
1936 struct nfs_context
*nfs
= data
->nfs
;
1937 char *str
= data
->continue_data
;
1939 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1941 str
= &str
[strlen(str
) + 1];
1943 if (status
== RPC_STATUS_ERROR
) {
1944 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1945 free_nfs_cb_data(data
);
1948 if (status
== RPC_STATUS_CANCEL
) {
1949 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1950 free_nfs_cb_data(data
);
1955 if (res
->status
!= NFS3_OK
) {
1956 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
));
1957 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1958 free_nfs_cb_data(data
);
1962 data
->cb(0, nfs
, NULL
, data
->private_data
);
1963 free_nfs_cb_data(data
);
1966 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1968 char *str
= data
->continue_data
;
1970 str
= &str
[strlen(str
) + 1];
1972 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1973 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1974 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1975 free_nfs_cb_data(data
);
1981 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1986 new_path
= strdup(path
);
1987 if (new_path
== NULL
) {
1988 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1992 ptr
= strrchr(new_path
, '/');
1994 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1999 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2000 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2001 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2014 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2017 struct nfs_cb_data
*data
= private_data
;
2018 struct nfs_context
*nfs
= data
->nfs
;
2019 struct nfsfh
*nfsfh
;
2020 char *str
= data
->continue_data
;
2022 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2024 if (status
== RPC_STATUS_ERROR
) {
2025 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2026 free_nfs_cb_data(data
);
2029 if (status
== RPC_STATUS_CANCEL
) {
2030 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2031 free_nfs_cb_data(data
);
2035 str
= &str
[strlen(str
) + 1];
2037 if (res
->status
!= NFS3_OK
) {
2038 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
));
2039 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2044 nfsfh
= malloc(sizeof(struct nfsfh
));
2045 if (nfsfh
== NULL
) {
2046 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2047 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2048 free_nfs_cb_data(data
);
2051 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2053 /* copy the filehandle */
2054 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2055 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2056 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2058 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2059 free_nfs_cb_data(data
);
2064 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2067 struct nfs_cb_data
*data
= private_data
;
2068 struct nfs_context
*nfs
= data
->nfs
;
2069 char *str
= data
->continue_data
;
2072 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2074 if (status
== RPC_STATUS_ERROR
) {
2075 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2076 free_nfs_cb_data(data
);
2079 if (status
== RPC_STATUS_CANCEL
) {
2080 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2081 free_nfs_cb_data(data
);
2085 str
= &str
[strlen(str
) + 1];
2087 if (res
->status
!= NFS3_OK
) {
2088 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
));
2089 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2090 free_nfs_cb_data(data
);
2094 memset(&args
, 0, sizeof(LOOKUP3args
));
2095 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2096 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2097 args
.what
.name
= str
;
2099 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2100 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2101 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2102 free_nfs_cb_data(data
);
2108 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2110 char *str
= data
->continue_data
;
2113 str
= &str
[strlen(str
) + 1];
2115 memset(&args
, 0, sizeof(CREATE3args
));
2116 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2117 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2118 args
.where
.name
= str
;
2119 args
.how
.mode
= UNCHECKED
;
2120 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2121 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2123 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2124 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2125 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2126 free_nfs_cb_data(data
);
2132 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2137 new_path
= strdup(path
);
2138 if (new_path
== NULL
) {
2139 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2143 ptr
= strrchr(new_path
, '/');
2145 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2150 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2151 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2152 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2165 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2168 struct nfs_cb_data
*data
= private_data
;
2169 struct nfs_context
*nfs
= data
->nfs
;
2170 char *str
= data
->continue_data
;
2172 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2174 str
= &str
[strlen(str
) + 1];
2176 if (status
== RPC_STATUS_ERROR
) {
2177 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2178 free_nfs_cb_data(data
);
2181 if (status
== RPC_STATUS_CANCEL
) {
2182 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2183 free_nfs_cb_data(data
);
2188 if (res
->status
!= NFS3_OK
) {
2189 rpc_set_error(nfs
->rpc
, "NFS: REMOVE of %s/%s failed with %s(%d)", data
->saved_path
, str
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2190 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2191 free_nfs_cb_data(data
);
2195 data
->cb(0, nfs
, NULL
, data
->private_data
);
2196 free_nfs_cb_data(data
);
2199 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2201 char *str
= data
->continue_data
;
2203 str
= &str
[strlen(str
) + 1];
2205 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2206 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2207 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2208 free_nfs_cb_data(data
);
2214 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2219 new_path
= strdup(path
);
2220 if (new_path
== NULL
) {
2221 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2225 ptr
= strrchr(new_path
, '/');
2227 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2232 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2233 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2234 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2245 struct mknod_cb_data
{
2252 static void free_mknod_cb_data(void *ptr
)
2254 struct mknod_cb_data
*data
= ptr
;
2260 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2263 struct nfs_cb_data
*data
= private_data
;
2264 struct nfs_context
*nfs
= data
->nfs
;
2265 char *str
= data
->continue_data
;
2267 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2269 str
= &str
[strlen(str
) + 1];
2271 if (status
== RPC_STATUS_ERROR
) {
2272 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2273 free_nfs_cb_data(data
);
2276 if (status
== RPC_STATUS_CANCEL
) {
2277 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2278 free_nfs_cb_data(data
);
2283 if (res
->status
!= NFS3_OK
) {
2284 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
));
2285 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2286 free_nfs_cb_data(data
);
2290 data
->cb(0, nfs
, NULL
, data
->private_data
);
2291 free_nfs_cb_data(data
);
2294 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2296 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2297 char *str
= cb_data
->path
;
2299 str
= &str
[strlen(str
) + 1];
2301 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2302 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2303 free_nfs_cb_data(data
);
2309 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2312 struct mknod_cb_data
*cb_data
;
2314 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2315 if (cb_data
== NULL
) {
2316 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2320 cb_data
->path
= strdup(path
);
2321 if (cb_data
->path
== NULL
) {
2322 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2327 ptr
= strrchr(cb_data
->path
, '/');
2329 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2334 cb_data
->mode
= mode
;
2335 cb_data
->major
= major(dev
);
2336 cb_data
->minor
= minor(dev
);
2338 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2339 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2340 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2341 free_mknod_cb_data(cb_data
);
2352 /* ReadDirPlus Emulation Callback data */
2353 struct rdpe_cb_data
{
2356 struct nfs_cb_data
*data
;
2359 /* ReadDirPlus Emulation LOOKUP Callback data */
2360 struct rdpe_lookup_cb_data
{
2361 struct rdpe_cb_data
*rdpe_cb_data
;
2362 struct nfsdirent
*nfsdirent
;
2365 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2366 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2368 LOOKUP3res
*res
= command_data
;
2369 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2370 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2371 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2372 struct nfsdir
*nfsdir
= data
->continue_data
;
2373 struct nfs_context
*nfs
= data
->nfs
;
2374 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2376 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2378 free(rdpe_lookup_cb_data
);
2380 rdpe_cb_data
->getattrcount
--;
2382 if (status
== RPC_STATUS_ERROR
) {
2383 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2385 if (status
== RPC_STATUS_CANCEL
) {
2386 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2388 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2389 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2391 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2392 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2393 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2395 nfsdirent
->type
= attributes
->type
;
2396 nfsdirent
->mode
= attributes
->mode
;
2397 nfsdirent
->size
= attributes
->size
;
2399 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2400 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2401 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2402 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2403 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2404 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2408 if (rdpe_cb_data
->getattrcount
== 0) {
2409 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2410 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2411 nfs_free_nfsdir(nfsdir
);
2413 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2417 data
->continue_data
= NULL
;
2418 free_nfs_cb_data(data
);
2422 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2424 READDIR3res
*res
= command_data
;
2425 struct nfs_cb_data
*data
= private_data
;
2426 struct nfs_context
*nfs
= data
->nfs
;
2427 struct nfsdir
*nfsdir
= data
->continue_data
;
2428 struct nfsdirent
*nfsdirent
;
2429 struct entry3
*entry
;
2431 struct rdpe_cb_data
*rdpe_cb_data
;
2433 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2435 if (status
== RPC_STATUS_ERROR
) {
2436 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2437 nfs_free_nfsdir(nfsdir
);
2438 data
->continue_data
= NULL
;
2439 free_nfs_cb_data(data
);
2443 if (status
== RPC_STATUS_CANCEL
) {
2444 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2445 nfs_free_nfsdir(nfsdir
);
2446 data
->continue_data
= NULL
;
2447 free_nfs_cb_data(data
);
2451 if (res
->status
!= NFS3_OK
) {
2452 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
));
2453 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2454 nfs_free_nfsdir(nfsdir
);
2455 data
->continue_data
= NULL
;
2456 free_nfs_cb_data(data
);
2460 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2461 while (entry
!= NULL
) {
2462 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2463 if (nfsdirent
== NULL
) {
2464 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2465 nfs_free_nfsdir(nfsdir
);
2466 data
->continue_data
= NULL
;
2467 free_nfs_cb_data(data
);
2470 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2471 nfsdirent
->name
= strdup(entry
->name
);
2472 if (nfsdirent
->name
== NULL
) {
2473 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2474 nfs_free_nfsdir(nfsdir
);
2475 data
->continue_data
= NULL
;
2476 free_nfs_cb_data(data
);
2479 nfsdirent
->inode
= entry
->fileid
;
2481 nfsdirent
->next
= nfsdir
->entries
;
2482 nfsdir
->entries
= nfsdirent
;
2484 cookie
= entry
->cookie
;
2485 entry
= entry
->nextentry
;
2488 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2489 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2490 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2491 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2492 nfs_free_nfsdir(nfsdir
);
2493 data
->continue_data
= NULL
;
2494 free_nfs_cb_data(data
);
2500 /* steal the dirhandle */
2501 nfsdir
->current
= nfsdir
->entries
;
2503 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2504 rdpe_cb_data
->getattrcount
= 0;
2505 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2506 rdpe_cb_data
->data
= data
;
2507 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2508 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2511 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2512 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2513 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2515 memset(&args
, 0, sizeof(LOOKUP3args
));
2516 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2517 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2518 args
.what
.name
= nfsdirent
->name
;
2520 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2521 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2523 /* if we have already commands in flight, we cant just stop, we have to wait for the
2524 * commands in flight to complete
2526 if (rdpe_cb_data
->getattrcount
> 0) {
2527 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2528 free(rdpe_lookup_cb_data
);
2532 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2533 nfs_free_nfsdir(nfsdir
);
2534 data
->continue_data
= NULL
;
2535 free_nfs_cb_data(data
);
2536 free(rdpe_lookup_cb_data
);
2540 rdpe_cb_data
->getattrcount
++;
2545 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2547 READDIRPLUS3res
*res
= command_data
;
2548 struct nfs_cb_data
*data
= private_data
;
2549 struct nfs_context
*nfs
= data
->nfs
;
2550 struct nfsdir
*nfsdir
= data
->continue_data
;
2551 struct entryplus3
*entry
;
2554 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2556 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2559 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2560 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2561 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2562 nfs_free_nfsdir(nfsdir
);
2563 data
->continue_data
= NULL
;
2564 free_nfs_cb_data(data
);
2570 if (status
== RPC_STATUS_CANCEL
) {
2571 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2572 nfs_free_nfsdir(nfsdir
);
2573 data
->continue_data
= NULL
;
2574 free_nfs_cb_data(data
);
2578 if (res
->status
!= NFS3_OK
) {
2579 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
));
2580 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2581 nfs_free_nfsdir(nfsdir
);
2582 data
->continue_data
= NULL
;
2583 free_nfs_cb_data(data
);
2587 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2588 while (entry
!= NULL
) {
2589 struct nfsdirent
*nfsdirent
;
2591 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2592 if (nfsdirent
== NULL
) {
2593 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2594 nfs_free_nfsdir(nfsdir
);
2595 data
->continue_data
= NULL
;
2596 free_nfs_cb_data(data
);
2599 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2600 nfsdirent
->name
= strdup(entry
->name
);
2601 if (nfsdirent
->name
== NULL
) {
2602 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2603 nfs_free_nfsdir(nfsdir
);
2604 data
->continue_data
= NULL
;
2605 free_nfs_cb_data(data
);
2608 nfsdirent
->inode
= entry
->fileid
;
2609 if (entry
->name_attributes
.attributes_follow
) {
2610 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2611 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2612 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2614 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2615 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2616 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2617 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2618 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2619 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2622 nfsdirent
->next
= nfsdir
->entries
;
2623 nfsdir
->entries
= nfsdirent
;
2625 cookie
= entry
->cookie
;
2626 entry
= entry
->nextentry
;
2629 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2630 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2631 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2632 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2633 nfs_free_nfsdir(nfsdir
);
2634 data
->continue_data
= NULL
;
2635 free_nfs_cb_data(data
);
2641 /* steal the dirhandle */
2642 data
->continue_data
= NULL
;
2643 nfsdir
->current
= nfsdir
->entries
;
2645 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2646 free_nfs_cb_data(data
);
2649 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2653 memset(cv
, 0, sizeof(cookieverf3
));
2654 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2655 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2656 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2657 free_nfs_cb_data(data
);
2663 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2665 struct nfsdir
*nfsdir
;
2667 nfsdir
= malloc(sizeof(struct nfsdir
));
2668 if (nfsdir
== NULL
) {
2669 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2672 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2674 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2675 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2683 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2685 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2687 if (nfsdir
->current
!= NULL
) {
2688 nfsdir
->current
= nfsdir
->current
->next
;
2694 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2696 nfs_free_nfsdir(nfsdir
);
2708 struct lseek_cb_data
{
2709 struct nfs_context
*nfs
;
2710 struct nfsfh
*nfsfh
;
2716 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2719 struct lseek_cb_data
*data
= private_data
;
2720 struct nfs_context
*nfs
= data
->nfs
;
2722 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2724 if (status
== RPC_STATUS_ERROR
) {
2725 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2729 if (status
== RPC_STATUS_CANCEL
) {
2730 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2736 if (res
->status
!= NFS3_OK
) {
2737 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2738 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2743 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2744 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2748 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2750 struct lseek_cb_data
*data
;
2751 struct GETATTR3args args
;
2753 if (whence
== SEEK_SET
) {
2754 nfsfh
->offset
= offset
;
2755 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2758 if (whence
== SEEK_CUR
) {
2759 nfsfh
->offset
+= offset
;
2760 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2764 data
= malloc(sizeof(struct lseek_cb_data
));
2766 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2771 data
->nfsfh
= nfsfh
;
2772 data
->offset
= offset
;
2774 data
->private_data
= private_data
;
2776 memset(&args
, 0, sizeof(GETATTR3args
));
2777 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2778 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2780 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2781 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2794 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2797 struct nfs_cb_data
*data
= private_data
;
2798 struct nfs_context
*nfs
= data
->nfs
;
2799 struct statvfs svfs
;
2801 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2803 if (status
== RPC_STATUS_ERROR
) {
2804 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2805 free_nfs_cb_data(data
);
2808 if (status
== RPC_STATUS_CANCEL
) {
2809 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2810 free_nfs_cb_data(data
);
2815 if (res
->status
!= NFS3_OK
) {
2816 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
));
2817 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2818 free_nfs_cb_data(data
);
2822 svfs
.f_bsize
= 4096;
2823 svfs
.f_frsize
= 4096;
2824 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2825 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2826 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2827 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2828 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2829 #if !defined(ANDROID)
2830 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2833 svfs
.f_namemax
= 256;
2836 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2837 free_nfs_cb_data(data
);
2840 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2842 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2843 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2844 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2845 free_nfs_cb_data(data
);
2851 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2853 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2854 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2867 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2870 struct nfs_cb_data
*data
= private_data
;
2871 struct nfs_context
*nfs
= data
->nfs
;
2873 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2875 if (status
== RPC_STATUS_ERROR
) {
2876 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2877 free_nfs_cb_data(data
);
2880 if (status
== RPC_STATUS_CANCEL
) {
2881 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2882 free_nfs_cb_data(data
);
2887 if (res
->status
!= NFS3_OK
) {
2888 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
));
2889 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2890 free_nfs_cb_data(data
);
2895 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2896 free_nfs_cb_data(data
);
2899 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2903 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2904 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2906 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2907 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2908 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2909 free_nfs_cb_data(data
);
2915 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2917 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2918 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2931 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2933 struct nfs_cb_data
*data
= private_data
;
2934 struct nfs_context
*nfs
= data
->nfs
;
2937 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2939 if (status
== RPC_STATUS_ERROR
) {
2940 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2941 free_nfs_cb_data(data
);
2944 if (status
== RPC_STATUS_CANCEL
) {
2945 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2946 free_nfs_cb_data(data
);
2951 if (res
->status
!= NFS3_OK
) {
2952 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2953 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2954 free_nfs_cb_data(data
);
2958 data
->cb(0, nfs
, NULL
, data
->private_data
);
2959 free_nfs_cb_data(data
);
2962 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2966 memset(&args
, 0, sizeof(SETATTR3args
));
2967 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2968 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2969 args
.new_attributes
.mode
.set_it
= 1;
2970 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2972 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2973 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2974 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2975 free_nfs_cb_data(data
);
2982 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2984 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2985 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2995 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2997 struct nfs_cb_data
*data
;
2999 data
= malloc(sizeof(struct nfs_cb_data
));
3001 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3004 memset(data
, 0, sizeof(struct nfs_cb_data
));
3007 data
->private_data
= private_data
;
3008 data
->continue_int
= mode
;
3009 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3010 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3011 if (data
->fh
.data
.data_val
== NULL
) {
3012 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3013 free_nfs_cb_data(data
);
3016 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3018 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3019 free_nfs_cb_data(data
);
3031 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3033 struct nfs_cb_data
*data
= private_data
;
3034 struct nfs_context
*nfs
= data
->nfs
;
3037 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3039 if (status
== RPC_STATUS_ERROR
) {
3040 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3041 free_nfs_cb_data(data
);
3044 if (status
== RPC_STATUS_CANCEL
) {
3045 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3046 free_nfs_cb_data(data
);
3051 if (res
->status
!= NFS3_OK
) {
3052 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3053 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3054 free_nfs_cb_data(data
);
3058 data
->cb(0, nfs
, NULL
, data
->private_data
);
3059 free_nfs_cb_data(data
);
3062 struct nfs_chown_data
{
3067 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3070 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3072 memset(&args
, 0, sizeof(SETATTR3args
));
3073 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3074 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3075 if (chown_data
->uid
!= (uid_t
)-1) {
3076 args
.new_attributes
.uid
.set_it
= 1;
3077 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3079 if (chown_data
->gid
!= (gid_t
)-1) {
3080 args
.new_attributes
.gid
.set_it
= 1;
3081 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3084 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3085 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3086 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3087 free_nfs_cb_data(data
);
3094 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3096 struct nfs_chown_data
*chown_data
;
3098 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3099 if (chown_data
== NULL
) {
3100 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3104 chown_data
->uid
= uid
;
3105 chown_data
->gid
= gid
;
3107 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3108 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3119 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3121 struct nfs_cb_data
*data
;
3122 struct nfs_chown_data
*chown_data
;
3124 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3125 if (chown_data
== NULL
) {
3126 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3130 chown_data
->uid
= uid
;
3131 chown_data
->gid
= gid
;
3134 data
= malloc(sizeof(struct nfs_cb_data
));
3136 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3139 memset(data
, 0, sizeof(struct nfs_cb_data
));
3142 data
->private_data
= private_data
;
3143 data
->continue_data
= chown_data
;
3144 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3145 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3146 if (data
->fh
.data
.data_val
== NULL
) {
3147 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3148 free_nfs_cb_data(data
);
3151 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3154 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3155 free_nfs_cb_data(data
);
3169 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3171 struct nfs_cb_data
*data
= private_data
;
3172 struct nfs_context
*nfs
= data
->nfs
;
3175 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3177 if (status
== RPC_STATUS_ERROR
) {
3178 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3179 free_nfs_cb_data(data
);
3182 if (status
== RPC_STATUS_CANCEL
) {
3183 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3184 free_nfs_cb_data(data
);
3189 if (res
->status
!= NFS3_OK
) {
3190 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3191 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3192 free_nfs_cb_data(data
);
3196 data
->cb(0, nfs
, NULL
, data
->private_data
);
3197 free_nfs_cb_data(data
);
3200 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3203 struct timeval
*utimes_data
= data
->continue_data
;
3205 memset(&args
, 0, sizeof(SETATTR3args
));
3206 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3207 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3208 if (utimes_data
!= NULL
) {
3209 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3210 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3211 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3212 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3213 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3214 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3216 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3217 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3220 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3221 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3222 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3223 free_nfs_cb_data(data
);
3230 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3232 struct timeval
*new_times
= NULL
;
3234 if (times
!= NULL
) {
3235 new_times
= malloc(sizeof(struct timeval
)*2);
3236 if (new_times
== NULL
) {
3237 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3241 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3244 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3245 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3255 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3257 struct timeval
*new_times
= NULL
;
3259 if (times
!= NULL
) {
3260 new_times
= malloc(sizeof(struct timeval
)*2);
3261 if (new_times
== NULL
) {
3262 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3266 new_times
[0].tv_sec
= times
->actime
;
3267 new_times
[0].tv_usec
= 0;
3268 new_times
[1].tv_sec
= times
->modtime
;
3269 new_times
[1].tv_usec
= 0;
3272 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3273 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3284 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3287 struct nfs_cb_data
*data
= private_data
;
3288 struct nfs_context
*nfs
= data
->nfs
;
3289 unsigned int nfsmode
= 0;
3291 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3293 if (status
== RPC_STATUS_ERROR
) {
3294 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3295 free_nfs_cb_data(data
);
3298 if (status
== RPC_STATUS_CANCEL
) {
3299 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3300 free_nfs_cb_data(data
);
3305 if (res
->status
!= NFS3_OK
) {
3306 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
));
3307 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3308 free_nfs_cb_data(data
);
3312 if (data
->continue_int
& R_OK
) {
3313 nfsmode
|= ACCESS3_READ
;
3315 if (data
->continue_int
& W_OK
) {
3316 nfsmode
|= ACCESS3_MODIFY
;
3318 if (data
->continue_int
& X_OK
) {
3319 nfsmode
|= ACCESS3_EXECUTE
;
3322 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3323 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3324 nfsmode
&ACCESS3_READ
?'r':'-',
3325 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3326 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3327 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3328 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3329 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3330 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3331 free_nfs_cb_data(data
);
3335 data
->cb(0, nfs
, NULL
, data
->private_data
);
3336 free_nfs_cb_data(data
);
3339 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3344 if (data
->continue_int
& R_OK
) {
3345 nfsmode
|= ACCESS3_READ
;
3347 if (data
->continue_int
& W_OK
) {
3348 nfsmode
|= ACCESS3_MODIFY
;
3350 if (data
->continue_int
& X_OK
) {
3351 nfsmode
|= ACCESS3_EXECUTE
;
3354 memset(&args
, 0, sizeof(ACCESS3args
));
3355 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3356 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3357 args
.access
= nfsmode
;
3359 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3360 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3361 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3362 free_nfs_cb_data(data
);
3368 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3370 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3371 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3383 struct nfs_symlink_data
{
3385 char *newpathparent
;
3386 char *newpathobject
;
3389 static void free_nfs_symlink_data(void *mem
)
3391 struct nfs_symlink_data
*data
= mem
;
3393 if (data
->oldpath
!= NULL
) {
3394 free(data
->oldpath
);
3396 if (data
->newpathparent
!= NULL
) {
3397 free(data
->newpathparent
);
3399 if (data
->newpathobject
!= NULL
) {
3400 free(data
->newpathobject
);
3405 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3408 struct nfs_cb_data
*data
= private_data
;
3409 struct nfs_context
*nfs
= data
->nfs
;
3410 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3412 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3414 if (status
== RPC_STATUS_ERROR
) {
3415 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3416 free_nfs_cb_data(data
);
3419 if (status
== RPC_STATUS_CANCEL
) {
3420 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3421 free_nfs_cb_data(data
);
3426 if (res
->status
!= NFS3_OK
) {
3427 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
));
3428 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3429 free_nfs_cb_data(data
);
3433 data
->cb(0, nfs
, NULL
, data
->private_data
);
3434 free_nfs_cb_data(data
);
3437 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3439 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3442 memset(&sa
, 0, sizeof(SYMLINK3args
));
3443 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3444 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3445 sa
.where
.name
= symlink_data
->newpathobject
;
3446 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3447 sa
.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
;
3448 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3450 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3451 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3452 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3453 free_nfs_cb_data(data
);
3459 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3462 struct nfs_symlink_data
*symlink_data
;
3464 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3465 if (symlink_data
== NULL
) {
3466 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3469 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3471 symlink_data
->oldpath
= strdup(oldpath
);
3472 if (symlink_data
->oldpath
== NULL
) {
3473 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3474 free_nfs_symlink_data(symlink_data
);
3478 symlink_data
->newpathparent
= strdup(newpath
);
3479 if (symlink_data
->newpathparent
== NULL
) {
3480 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3481 free_nfs_symlink_data(symlink_data
);
3485 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3487 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3488 free_nfs_symlink_data(symlink_data
);
3494 symlink_data
->newpathobject
= strdup(ptr
);
3495 if (symlink_data
->newpathobject
== NULL
) {
3496 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3497 free_nfs_symlink_data(symlink_data
);
3501 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3502 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3514 struct nfs_rename_data
{
3517 struct nfs_fh3 olddir
;
3520 struct nfs_fh3 newdir
;
3523 static void free_nfs_rename_data(void *mem
)
3525 struct nfs_rename_data
*data
= mem
;
3527 if (data
->oldpath
!= NULL
) {
3528 free(data
->oldpath
);
3530 if (data
->olddir
.data
.data_val
!= NULL
) {
3531 free(data
->olddir
.data
.data_val
);
3533 if (data
->newpath
!= NULL
) {
3534 free(data
->newpath
);
3536 if (data
->newdir
.data
.data_val
!= NULL
) {
3537 free(data
->newdir
.data
.data_val
);
3542 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3545 struct nfs_cb_data
*data
= private_data
;
3546 struct nfs_context
*nfs
= data
->nfs
;
3547 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3549 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3551 if (status
== RPC_STATUS_ERROR
) {
3552 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3553 free_nfs_cb_data(data
);
3556 if (status
== RPC_STATUS_CANCEL
) {
3557 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3558 free_nfs_cb_data(data
);
3563 if (res
->status
!= NFS3_OK
) {
3564 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
));
3565 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3566 free_nfs_cb_data(data
);
3570 data
->cb(0, nfs
, NULL
, data
->private_data
);
3571 free_nfs_cb_data(data
);
3574 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3576 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3578 /* steal the filehandle */
3579 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3580 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3581 data
->fh
.data
.data_val
= NULL
;
3583 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3584 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3585 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3586 free_nfs_cb_data(data
);
3593 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3595 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3597 /* steal the filehandle */
3598 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3599 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3600 data
->fh
.data
.data_val
= NULL
;
3602 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) {
3603 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3604 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3605 free_nfs_cb_data(data
);
3608 data
->continue_data
= NULL
;
3609 free_nfs_cb_data(data
);
3615 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3618 struct nfs_rename_data
*rename_data
;
3620 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3621 if (rename_data
== NULL
) {
3622 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3625 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3627 rename_data
->oldpath
= strdup(oldpath
);
3628 if (rename_data
->oldpath
== NULL
) {
3629 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3630 free_nfs_rename_data(rename_data
);
3633 ptr
= strrchr(rename_data
->oldpath
, '/');
3635 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3636 free_nfs_rename_data(rename_data
);
3641 rename_data
->oldobject
= ptr
;
3644 rename_data
->newpath
= strdup(newpath
);
3645 if (rename_data
->newpath
== NULL
) {
3646 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3647 free_nfs_rename_data(rename_data
);
3650 ptr
= strrchr(rename_data
->newpath
, '/');
3652 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3653 free_nfs_rename_data(rename_data
);
3658 rename_data
->newobject
= ptr
;
3661 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3662 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3673 struct nfs_link_data
{
3675 struct nfs_fh3 oldfh
;
3678 struct nfs_fh3 newdir
;
3681 static void free_nfs_link_data(void *mem
)
3683 struct nfs_link_data
*data
= mem
;
3685 if (data
->oldpath
!= NULL
) {
3686 free(data
->oldpath
);
3688 if (data
->oldfh
.data
.data_val
!= NULL
) {
3689 free(data
->oldfh
.data
.data_val
);
3691 if (data
->newpath
!= NULL
) {
3692 free(data
->newpath
);
3694 if (data
->newdir
.data
.data_val
!= NULL
) {
3695 free(data
->newdir
.data
.data_val
);
3700 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3703 struct nfs_cb_data
*data
= private_data
;
3704 struct nfs_context
*nfs
= data
->nfs
;
3705 struct nfs_link_data
*link_data
= data
->continue_data
;
3707 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3709 if (status
== RPC_STATUS_ERROR
) {
3710 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3711 free_nfs_cb_data(data
);
3714 if (status
== RPC_STATUS_CANCEL
) {
3715 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3716 free_nfs_cb_data(data
);
3721 if (res
->status
!= NFS3_OK
) {
3722 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
));
3723 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3724 free_nfs_cb_data(data
);
3728 data
->cb(0, nfs
, NULL
, data
->private_data
);
3729 free_nfs_cb_data(data
);
3732 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3734 struct nfs_link_data
*link_data
= data
->continue_data
;
3736 /* steal the filehandle */
3737 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3738 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3739 data
->fh
.data
.data_val
= NULL
;
3741 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3742 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3743 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3744 free_nfs_cb_data(data
);
3751 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3753 struct nfs_link_data
*link_data
= data
->continue_data
;
3755 /* steal the filehandle */
3756 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3757 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3758 data
->fh
.data
.data_val
= NULL
;
3760 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) {
3761 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3762 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3763 free_nfs_cb_data(data
);
3766 data
->continue_data
= NULL
;
3767 free_nfs_cb_data(data
);
3773 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3776 struct nfs_link_data
*link_data
;
3778 link_data
= malloc(sizeof(struct nfs_link_data
));
3779 if (link_data
== NULL
) {
3780 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3783 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3785 link_data
->oldpath
= strdup(oldpath
);
3786 if (link_data
->oldpath
== NULL
) {
3787 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3788 free_nfs_link_data(link_data
);
3792 link_data
->newpath
= strdup(newpath
);
3793 if (link_data
->newpath
== NULL
) {
3794 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3795 free_nfs_link_data(link_data
);
3798 ptr
= strrchr(link_data
->newpath
, '/');
3800 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3801 free_nfs_link_data(link_data
);
3806 link_data
->newobject
= ptr
;
3809 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3810 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3818 //qqq replace later with lseek()
3819 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3821 return nfsfh
->offset
;
3827 * Get the maximum supported READ3 size by the server
3829 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3831 return nfs
->readmax
;
3835 * Get the maximum supported WRITE3 size by the server
3837 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3839 return nfs
->writemax
;
3842 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3847 va_start(ap
, error_string
);
3849 vsnprintf(str
, 1024, error_string
, ap
);
3850 if (nfs
->rpc
->error_string
!= NULL
) {
3851 free(nfs
->rpc
->error_string
);
3853 nfs
->rpc
->error_string
= str
;
3859 struct mount_cb_data
{
3865 static void free_mount_cb_data(struct mount_cb_data
*data
)
3867 if (data
->server
!= NULL
) {
3869 data
->server
= NULL
;
3875 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3877 struct mount_cb_data
*data
= private_data
;
3879 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3881 if (status
== RPC_STATUS_ERROR
) {
3882 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3883 free_mount_cb_data(data
);
3886 if (status
== RPC_STATUS_CANCEL
) {
3887 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3888 free_mount_cb_data(data
);
3892 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3893 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3894 rpc_set_error(rpc
, "Failed to disconnect\n");
3896 free_mount_cb_data(data
);
3899 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3901 struct mount_cb_data
*data
= private_data
;
3903 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3905 /* Dont want any more callbacks even if the socket is closed */
3906 rpc
->connect_cb
= NULL
;
3908 if (status
== RPC_STATUS_ERROR
) {
3909 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3910 free_mount_cb_data(data
);
3913 if (status
== RPC_STATUS_CANCEL
) {
3914 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3915 free_mount_cb_data(data
);
3919 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3920 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3921 free_mount_cb_data(data
);
3926 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3928 struct mount_cb_data
*data
= private_data
;
3929 uint32_t mount_port
;
3931 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3933 if (status
== RPC_STATUS_ERROR
) {
3934 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3935 free_mount_cb_data(data
);
3938 if (status
== RPC_STATUS_CANCEL
) {
3939 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3940 free_mount_cb_data(data
);
3944 mount_port
= *(uint32_t *)command_data
;
3945 if (mount_port
== 0) {
3946 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3947 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3948 free_mount_cb_data(data
);
3952 rpc_disconnect(rpc
, "normal disconnect");
3953 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3954 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3955 free_mount_cb_data(data
);
3960 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3962 struct mount_cb_data
*data
= private_data
;
3964 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3966 if (status
== RPC_STATUS_ERROR
) {
3967 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3968 free_mount_cb_data(data
);
3971 if (status
== RPC_STATUS_CANCEL
) {
3972 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3973 free_mount_cb_data(data
);
3977 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3978 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3979 free_mount_cb_data(data
);
3984 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3986 struct mount_cb_data
*data
= private_data
;
3988 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3990 /* Dont want any more callbacks even if the socket is closed */
3991 rpc
->connect_cb
= NULL
;
3993 if (status
== RPC_STATUS_ERROR
) {
3994 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3995 free_mount_cb_data(data
);
3998 if (status
== RPC_STATUS_CANCEL
) {
3999 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4000 free_mount_cb_data(data
);
4004 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4005 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4006 free_mount_cb_data(data
);
4011 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4013 struct mount_cb_data
*data
;
4015 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4017 data
= malloc(sizeof(struct mount_cb_data
));
4021 memset(data
, 0, sizeof(struct mount_cb_data
));
4023 data
->private_data
= private_data
;
4024 data
->server
= strdup(server
);
4025 if (data
->server
== NULL
) {
4026 free_mount_cb_data(data
);
4029 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4030 free_mount_cb_data(data
);
4037 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4039 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4043 const char *nfs_get_server(struct nfs_context
*nfs
) {
4047 const char *nfs_get_export(struct nfs_context
*nfs
) {
4051 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4052 return &nfs
->rootfh
;
4055 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {