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 int rpc_set_context_args(struct rpc_context
*rpc
, char *arg
, char *val
)
178 if (!strncmp(arg
, "tcp-syncnt", 10)) {
179 rpc_set_tcp_syncnt(rpc
, atoi(val
));
180 } else if (!strncmp(arg
, "uid", 3)) {
181 rpc_set_uid(rpc
, atoi(val
));
182 } else if (!strncmp(arg
, "gid", 3)) {
183 rpc_set_gid(rpc
, atoi(val
));
188 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
190 struct nfs_url
*urls
;
191 char *strp
, *flagsp
, *strp2
;
193 if (strncmp(url
, "nfs://", 6)) {
194 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
198 urls
= malloc(sizeof(struct nfs_url
));
200 rpc_set_error(nfs
->rpc
, "Out of memory");
204 memset(urls
, 0x00, sizeof(struct nfs_url
));
205 urls
->server
= strdup(url
+ 6);
206 if (urls
->server
== NULL
) {
207 nfs_destroy_url(urls
);
208 rpc_set_error(nfs
->rpc
, "Out of memory");
212 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
213 urls
->server
[0] == '?') {
215 flagsp
= strchr(urls
->server
, '?');
218 nfs_destroy_url(urls
);
219 rpc_set_error(nfs
->rpc
, "Invalid server string");
223 strp
= strchr(urls
->server
, '/');
226 flagsp
= strchr(urls
->server
, '?');
229 nfs_destroy_url(urls
);
230 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
234 urls
->path
= strdup(strp
);
235 if (urls
->path
== NULL
) {
236 nfs_destroy_url(urls
);
237 rpc_set_error(nfs
->rpc
, "Out of memory");
243 flagsp
= strchr(urls
->path
, '?');
247 strp
= strrchr(urls
->path
, '/');
250 flagsp
= strchr(urls
->path
, '?');
253 nfs_destroy_url(urls
);
254 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
257 urls
->file
= strdup(strp
);
258 if (urls
->path
== NULL
) {
259 nfs_destroy_url(urls
);
260 rpc_set_error(nfs
->rpc
, "Out of memory");
264 flagsp
= strchr(urls
->file
, '?');
271 if (urls
->file
&& !strlen(urls
->file
)) {
275 nfs_destroy_url(urls
);
276 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
281 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
283 flagsp
= strchr(strp
, '&');
287 strp2
= strchr(strp
, '=');
291 rpc_set_context_args(nfs_get_rpc_context(nfs
),
296 if (urls
->server
&& strlen(urls
->server
) <= 1) {
304 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
306 return nfs_parse_url(nfs
, url
, 0, 0);
309 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
311 return nfs_parse_url(nfs
, url
, 1, 0);
314 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
316 return nfs_parse_url(nfs
, url
, 0, 1);
320 void nfs_destroy_url(struct nfs_url
*url
)
330 struct nfs_context
*nfs_init_context(void)
332 struct nfs_context
*nfs
;
334 nfs
= malloc(sizeof(struct nfs_context
));
338 nfs
->rpc
= rpc_init_context();
339 if (nfs
->rpc
== NULL
) {
347 nfs
->rootfh
.data
.data_len
= 0;
348 nfs
->rootfh
.data
.data_val
= NULL
;
353 void nfs_destroy_context(struct nfs_context
*nfs
)
355 rpc_destroy_context(nfs
->rpc
);
368 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
369 free(nfs
->rootfh
.data
.data_val
);
370 nfs
->rootfh
.data
.data_val
= NULL
;
385 void free_rpc_cb_data(struct rpc_cb_data
*data
)
392 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
394 struct rpc_cb_data
*data
= private_data
;
396 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
398 /* Dont want any more callbacks even if the socket is closed */
399 rpc
->connect_cb
= NULL
;
401 if (status
== RPC_STATUS_ERROR
) {
402 data
->cb(rpc
, status
, command_data
, data
->private_data
);
403 free_rpc_cb_data(data
);
406 if (status
== RPC_STATUS_CANCEL
) {
407 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
408 free_rpc_cb_data(data
);
412 data
->cb(rpc
, status
, NULL
, data
->private_data
);
413 free_rpc_cb_data(data
);
416 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
418 struct rpc_cb_data
*data
= private_data
;
421 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
423 if (status
== RPC_STATUS_ERROR
) {
424 data
->cb(rpc
, status
, command_data
, data
->private_data
);
425 free_rpc_cb_data(data
);
428 if (status
== RPC_STATUS_CANCEL
) {
429 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
430 free_rpc_cb_data(data
);
434 rpc_port
= *(uint32_t *)command_data
;
436 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
437 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
438 free_rpc_cb_data(data
);
442 rpc_disconnect(rpc
, "normal disconnect");
443 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
444 data
->cb(rpc
, status
, command_data
, data
->private_data
);
445 free_rpc_cb_data(data
);
450 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
452 struct rpc_cb_data
*data
= private_data
;
454 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
456 if (status
== RPC_STATUS_ERROR
) {
457 data
->cb(rpc
, status
, command_data
, data
->private_data
);
458 free_rpc_cb_data(data
);
461 if (status
== RPC_STATUS_CANCEL
) {
462 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
463 free_rpc_cb_data(data
);
467 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
468 data
->cb(rpc
, status
, command_data
, data
->private_data
);
469 free_rpc_cb_data(data
);
474 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
476 struct rpc_cb_data
*data
= private_data
;
478 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
480 /* Dont want any more callbacks even if the socket is closed */
481 rpc
->connect_cb
= NULL
;
483 if (status
== RPC_STATUS_ERROR
) {
484 data
->cb(rpc
, status
, command_data
, data
->private_data
);
485 free_rpc_cb_data(data
);
488 if (status
== RPC_STATUS_CANCEL
) {
489 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
490 free_rpc_cb_data(data
);
494 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
495 data
->cb(rpc
, status
, command_data
, data
->private_data
);
496 free_rpc_cb_data(data
);
501 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
503 struct rpc_cb_data
*data
;
505 data
= malloc(sizeof(struct rpc_cb_data
));
509 memset(data
, 0, sizeof(struct rpc_cb_data
));
510 data
->server
= strdup(server
);
511 data
->program
= program
;
512 data
->version
= version
;
515 data
->private_data
= private_data
;
517 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
518 rpc_set_error(rpc
, "Failed to start connection");
519 free_rpc_cb_data(data
);
525 void free_nfs_cb_data(struct nfs_cb_data
*data
)
527 if (data
->saved_path
!= NULL
) {
528 free(data
->saved_path
);
529 data
->saved_path
= NULL
;
532 if (data
->continue_data
!= NULL
) {
533 data
->free_continue_data(data
->continue_data
);
534 data
->continue_data
= NULL
;
537 if (data
->fh
.data
.data_val
!= NULL
) {
538 free(data
->fh
.data
.data_val
);
539 data
->fh
.data
.data_val
= NULL
;
542 if (data
->buffer
!= NULL
) {
554 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
556 struct nfs_cb_data
*data
= private_data
;
557 struct nfs_context
*nfs
= data
->nfs
;
559 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
561 if (status
== RPC_STATUS_ERROR
) {
562 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
563 free_nfs_cb_data(data
);
566 if (status
== RPC_STATUS_CANCEL
) {
567 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
568 free_nfs_cb_data(data
);
572 data
->cb(0, nfs
, NULL
, data
->private_data
);
573 free_nfs_cb_data(data
);
576 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
578 struct nfs_cb_data
*data
= private_data
;
579 struct nfs_context
*nfs
= data
->nfs
;
580 FSINFO3res
*res
= command_data
;
581 struct GETATTR3args args
;
583 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
585 if (status
== RPC_STATUS_ERROR
) {
586 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
587 free_nfs_cb_data(data
);
590 if (status
== RPC_STATUS_CANCEL
) {
591 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
592 free_nfs_cb_data(data
);
596 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
597 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
599 memset(&args
, 0, sizeof(GETATTR3args
));
600 args
.object
.data
.data_len
= nfs
->rootfh
.data
.data_len
;
601 args
.object
.data
.data_val
= nfs
->rootfh
.data
.data_val
;
603 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
604 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
605 free_nfs_cb_data(data
);
610 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
612 struct nfs_cb_data
*data
= private_data
;
613 struct nfs_context
*nfs
= data
->nfs
;
615 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
617 if (status
== RPC_STATUS_ERROR
) {
618 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
619 free_nfs_cb_data(data
);
622 if (status
== RPC_STATUS_CANCEL
) {
623 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
624 free_nfs_cb_data(data
);
628 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
629 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
630 free_nfs_cb_data(data
);
636 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
638 struct nfs_cb_data
*data
= private_data
;
639 struct nfs_context
*nfs
= data
->nfs
;
641 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
643 /* Dont want any more callbacks even if the socket is closed */
644 rpc
->connect_cb
= NULL
;
646 if (status
== RPC_STATUS_ERROR
) {
647 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
648 free_nfs_cb_data(data
);
651 if (status
== RPC_STATUS_CANCEL
) {
652 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
653 free_nfs_cb_data(data
);
657 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
658 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
659 free_nfs_cb_data(data
);
665 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
667 struct nfs_cb_data
*data
= private_data
;
668 struct nfs_context
*nfs
= data
->nfs
;
671 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
673 if (status
== RPC_STATUS_ERROR
) {
674 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
675 free_nfs_cb_data(data
);
678 if (status
== RPC_STATUS_CANCEL
) {
679 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
680 free_nfs_cb_data(data
);
685 if (res
->fhs_status
!= MNT3_OK
) {
686 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
));
687 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
688 free_nfs_cb_data(data
);
692 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
693 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
694 if (nfs
->rootfh
.data
.data_val
== NULL
) {
695 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
696 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
697 free_nfs_cb_data(data
);
700 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
702 rpc_disconnect(rpc
, "normal disconnect");
703 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
704 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
705 free_nfs_cb_data(data
);
708 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
709 rpc_set_autoreconnect(rpc
);
713 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
715 struct nfs_cb_data
*data
= private_data
;
716 struct nfs_context
*nfs
= data
->nfs
;
718 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
720 if (status
== RPC_STATUS_ERROR
) {
721 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
722 free_nfs_cb_data(data
);
725 if (status
== RPC_STATUS_CANCEL
) {
726 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
727 free_nfs_cb_data(data
);
731 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
732 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
733 free_nfs_cb_data(data
);
738 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
740 struct nfs_cb_data
*data
= private_data
;
741 struct nfs_context
*nfs
= data
->nfs
;
743 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
745 /* Dont want any more callbacks even if the socket is closed */
746 rpc
->connect_cb
= NULL
;
748 if (status
== RPC_STATUS_ERROR
) {
749 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
750 free_nfs_cb_data(data
);
753 if (status
== RPC_STATUS_CANCEL
) {
754 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
755 free_nfs_cb_data(data
);
759 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
760 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
761 free_nfs_cb_data(data
);
766 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
768 struct nfs_cb_data
*data
= private_data
;
769 struct nfs_context
*nfs
= data
->nfs
;
772 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
774 if (status
== RPC_STATUS_ERROR
) {
775 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
776 free_nfs_cb_data(data
);
779 if (status
== RPC_STATUS_CANCEL
) {
780 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
781 free_nfs_cb_data(data
);
785 mount_port
= *(uint32_t *)command_data
;
786 if (mount_port
== 0) {
787 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
788 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
789 free_nfs_cb_data(data
);
793 rpc_disconnect(rpc
, "normal disconnect");
794 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
795 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
796 free_nfs_cb_data(data
);
802 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
804 struct nfs_cb_data
*data
= private_data
;
805 struct nfs_context
*nfs
= data
->nfs
;
807 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
809 if (status
== RPC_STATUS_ERROR
) {
810 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
811 free_nfs_cb_data(data
);
814 if (status
== RPC_STATUS_CANCEL
) {
815 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
816 free_nfs_cb_data(data
);
820 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
821 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
822 free_nfs_cb_data(data
);
827 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
829 struct nfs_cb_data
*data
= private_data
;
830 struct nfs_context
*nfs
= data
->nfs
;
832 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
834 /* Dont want any more callbacks even if the socket is closed */
835 rpc
->connect_cb
= NULL
;
837 if (status
== RPC_STATUS_ERROR
) {
838 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
839 free_nfs_cb_data(data
);
842 if (status
== RPC_STATUS_CANCEL
) {
843 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
844 free_nfs_cb_data(data
);
848 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
849 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
850 free_nfs_cb_data(data
);
856 * Async call for mounting an nfs share and geting the root filehandle
858 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
860 struct nfs_cb_data
*data
;
861 char *new_server
, *new_export
;
863 data
= malloc(sizeof(struct nfs_cb_data
));
865 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
868 memset(data
, 0, sizeof(struct nfs_cb_data
));
869 new_server
= strdup(server
);
870 new_export
= strdup(export
);
871 if (nfs
->server
!= NULL
) {
874 nfs
->server
= new_server
;
875 if (nfs
->export
!= NULL
) {
878 nfs
->export
= new_export
;
881 data
->private_data
= private_data
;
883 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
884 rpc_set_error(nfs
->rpc
, "Failed to start connection");
885 free_nfs_cb_data(data
);
895 * Functions to first look up a path, component by component, and then finally call a specific function once
896 * the filehandle for the final component is found.
898 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
900 struct nfs_cb_data
*data
= private_data
;
901 struct nfs_context
*nfs
= data
->nfs
;
904 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
906 if (status
== RPC_STATUS_ERROR
) {
907 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
908 free_nfs_cb_data(data
);
911 if (status
== RPC_STATUS_CANCEL
) {
912 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
913 free_nfs_cb_data(data
);
918 if (res
->status
!= NFS3_OK
) {
919 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
));
920 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
921 free_nfs_cb_data(data
);
925 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
926 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
927 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
928 free_nfs_cb_data(data
);
933 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
938 while (*data
->path
== '/') {
943 str
= strchr(path
, '/');
948 while (*data
->path
!= 0) {
954 data
->fh
.data
.data_len
= fh
->data
.data_len
;
955 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
956 if (data
->fh
.data
.data_val
== NULL
) {
957 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
958 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
959 free_nfs_cb_data(data
);
962 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
963 data
->continue_cb(nfs
, data
);
968 memset(&args
, 0, sizeof(LOOKUP3args
));
969 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
970 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
971 args
.what
.name
= path
;
973 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
974 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
976 free_nfs_cb_data(data
);
982 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
)
984 struct nfs_cb_data
*data
;
986 if (path
[0] != 0 && path
[0] != '/') {
987 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
991 data
= malloc(sizeof(struct nfs_cb_data
));
993 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
996 memset(data
, 0, sizeof(struct nfs_cb_data
));
999 data
->continue_cb
= continue_cb
;
1000 data
->continue_data
= continue_data
;
1001 data
->free_continue_data
= free_continue_data
;
1002 data
->continue_int
= continue_int
;
1003 data
->private_data
= private_data
;
1004 data
->saved_path
= strdup(path
);
1005 if (data
->saved_path
== NULL
) {
1006 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1007 free_nfs_cb_data(data
);
1010 data
->path
= data
->saved_path
;
1012 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1013 /* return 0 here since the callback will be invoked if there is a failure */
1026 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1029 struct nfs_cb_data
*data
= private_data
;
1030 struct nfs_context
*nfs
= data
->nfs
;
1033 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1035 if (status
== RPC_STATUS_ERROR
) {
1036 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1037 free_nfs_cb_data(data
);
1040 if (status
== RPC_STATUS_CANCEL
) {
1041 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1042 free_nfs_cb_data(data
);
1047 if (res
->status
!= NFS3_OK
) {
1048 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
));
1049 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1050 free_nfs_cb_data(data
);
1055 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1056 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1057 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1058 st
.st_mode
|= S_IFDIR
;
1060 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1061 st
.st_mode
|= S_IFREG
;
1063 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1064 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1065 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1067 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1069 st
.st_blksize
= 4096;
1070 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1072 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1073 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1074 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1076 data
->cb(0, nfs
, &st
, data
->private_data
);
1077 free_nfs_cb_data(data
);
1080 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1082 struct GETATTR3args args
;
1084 memset(&args
, 0, sizeof(GETATTR3args
));
1085 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1086 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1088 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1089 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1090 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1091 free_nfs_cb_data(data
);
1097 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1099 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1100 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1114 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1117 struct nfs_cb_data
*data
= private_data
;
1118 struct nfs_context
*nfs
= data
->nfs
;
1119 struct nfsfh
*nfsfh
;
1120 unsigned int nfsmode
= 0;
1122 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1124 if (status
== RPC_STATUS_ERROR
) {
1125 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1126 free_nfs_cb_data(data
);
1129 if (status
== RPC_STATUS_CANCEL
) {
1130 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1131 free_nfs_cb_data(data
);
1136 if (res
->status
!= NFS3_OK
) {
1137 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
));
1138 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1139 free_nfs_cb_data(data
);
1143 if (data
->continue_int
& O_WRONLY
) {
1144 nfsmode
|= ACCESS3_MODIFY
;
1146 if (data
->continue_int
& O_RDWR
) {
1147 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1149 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1150 nfsmode
|= ACCESS3_READ
;
1154 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1155 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1156 nfsmode
&ACCESS3_READ
?'r':'-',
1157 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1158 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1159 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1160 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1161 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1162 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1163 free_nfs_cb_data(data
);
1167 nfsfh
= malloc(sizeof(struct nfsfh
));
1168 if (nfsfh
== NULL
) {
1169 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1170 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1171 free_nfs_cb_data(data
);
1174 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1176 if (data
->continue_int
& O_SYNC
) {
1180 /* steal the filehandle */
1181 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1182 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1183 data
->fh
.data
.data_val
= NULL
;
1185 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1186 free_nfs_cb_data(data
);
1189 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1194 if (data
->continue_int
& O_WRONLY
) {
1195 nfsmode
|= ACCESS3_MODIFY
;
1197 if (data
->continue_int
& O_RDWR
) {
1198 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1200 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1201 nfsmode
|= ACCESS3_READ
;
1204 memset(&args
, 0, sizeof(ACCESS3args
));
1205 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1206 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1207 args
.access
= nfsmode
;
1209 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1210 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1211 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1212 free_nfs_cb_data(data
);
1218 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1220 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1221 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1235 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1237 struct nfs_cb_data
*data
= private_data
;
1238 struct nfs_context
*nfs
= data
->nfs
;
1241 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1243 if (status
== RPC_STATUS_ERROR
) {
1244 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1245 free_nfs_cb_data(data
);
1248 if (status
== RPC_STATUS_CANCEL
) {
1249 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1250 free_nfs_cb_data(data
);
1255 if (res
->status
!= NFS3_OK
) {
1256 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1257 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1258 free_nfs_cb_data(data
);
1262 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1263 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1264 free_nfs_cb_data(data
);
1267 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1269 struct nfs_mcb_data
*mdata
= private_data
;
1270 struct nfs_cb_data
*data
= mdata
->data
;
1271 struct nfs_context
*nfs
= data
->nfs
;
1274 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1278 if (status
== RPC_STATUS_ERROR
) {
1279 /* flag the failure but do not invoke callback until we have received all responses */
1282 if (status
== RPC_STATUS_CANCEL
) {
1283 /* flag the cancellation but do not invoke callback until we have received all responses */
1287 /* reassemble the data into the buffer */
1288 if (status
== RPC_STATUS_SUCCESS
) {
1290 if (res
->status
!= NFS3_OK
) {
1291 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1294 if (res
->READ3res_u
.resok
.count
> 0) {
1295 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1296 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1297 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1303 if (data
->num_calls
> 0) {
1304 /* still waiting for more replies */
1309 if (data
->error
!= 0) {
1310 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1311 free_nfs_cb_data(data
);
1315 if (data
->cancel
!= 0) {
1316 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1317 free_nfs_cb_data(data
);
1322 data
->nfsfh
->offset
= data
->max_offset
;
1323 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1325 free_nfs_cb_data(data
);
1329 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1331 struct nfs_cb_data
*data
;
1333 data
= malloc(sizeof(struct nfs_cb_data
));
1335 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1338 memset(data
, 0, sizeof(struct nfs_cb_data
));
1341 data
->private_data
= private_data
;
1342 data
->nfsfh
= nfsfh
;
1344 nfsfh
->offset
= offset
;
1346 if (count
<= nfs_get_readmax(nfs
)) {
1349 memset(&args
, 0, sizeof(READ3args
));
1350 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1351 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1352 args
.offset
= offset
;
1355 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1356 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1357 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1358 free_nfs_cb_data(data
);
1364 /* trying to read more than maximum server read size, we has to chop it up into smaller
1365 * reads and collect into a reassembly buffer.
1366 * we send all reads in parallel so that performance is still good.
1368 data
->max_offset
= offset
;
1369 data
->start_offset
= offset
;
1371 data
->buffer
= malloc(count
);
1372 if (data
->buffer
== NULL
) {
1373 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1374 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1375 free_nfs_cb_data(data
);
1380 uint64_t readcount
= count
;
1381 struct nfs_mcb_data
*mdata
;
1384 if (readcount
> nfs_get_readmax(nfs
)) {
1385 readcount
= nfs_get_readmax(nfs
);
1388 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1389 if (mdata
== NULL
) {
1390 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1393 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1395 mdata
->offset
= offset
;
1396 mdata
->count
= readcount
;
1398 memset(&args
, 0, sizeof(READ3args
));
1399 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1400 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1401 args
.offset
= offset
;
1402 args
.count
= readcount
;
1404 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1405 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1406 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1412 offset
+= readcount
;
1422 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1424 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1432 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1434 struct nfs_cb_data
*data
= private_data
;
1435 struct nfs_context
*nfs
= data
->nfs
;
1438 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1440 if (status
== RPC_STATUS_ERROR
) {
1441 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1442 free_nfs_cb_data(data
);
1445 if (status
== RPC_STATUS_CANCEL
) {
1446 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1447 free_nfs_cb_data(data
);
1452 if (res
->status
!= NFS3_OK
) {
1453 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1454 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1455 free_nfs_cb_data(data
);
1459 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1460 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1461 free_nfs_cb_data(data
);
1464 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1466 struct nfs_mcb_data
*mdata
= private_data
;
1467 struct nfs_cb_data
*data
= mdata
->data
;
1468 struct nfs_context
*nfs
= data
->nfs
;
1471 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1475 if (status
== RPC_STATUS_ERROR
) {
1476 /* flag the failure but do not invoke callback until we have received all responses */
1479 if (status
== RPC_STATUS_CANCEL
) {
1480 /* flag the cancellation but do not invoke callback until we have received all responses */
1484 if (status
== RPC_STATUS_SUCCESS
) {
1486 if (res
->status
!= NFS3_OK
) {
1487 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1490 if (res
->WRITE3res_u
.resok
.count
> 0) {
1491 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1492 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1498 if (data
->num_calls
> 0) {
1499 /* still waiting for more replies */
1504 if (data
->error
!= 0) {
1505 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1506 free_nfs_cb_data(data
);
1510 if (data
->cancel
!= 0) {
1511 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1512 free_nfs_cb_data(data
);
1517 data
->nfsfh
->offset
= data
->max_offset
;
1518 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1520 free_nfs_cb_data(data
);
1525 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
)
1527 struct nfs_cb_data
*data
;
1529 data
= malloc(sizeof(struct nfs_cb_data
));
1531 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1534 memset(data
, 0, sizeof(struct nfs_cb_data
));
1537 data
->private_data
= private_data
;
1538 data
->nfsfh
= nfsfh
;
1540 nfsfh
->offset
= offset
;
1542 if (count
<= nfs_get_writemax(nfs
)) {
1545 memset(&args
, 0, sizeof(WRITE3args
));
1546 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1547 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1548 args
.offset
= offset
;
1550 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1551 args
.data
.data_len
= count
;
1552 args
.data
.data_val
= buf
;
1554 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1555 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1556 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1557 free_nfs_cb_data(data
);
1563 /* trying to write more than maximum server write size, we has to chop it up into smaller
1565 * we send all writes in parallel so that performance is still good.
1567 data
->max_offset
= offset
;
1568 data
->start_offset
= offset
;
1571 uint64_t writecount
= count
;
1572 struct nfs_mcb_data
*mdata
;
1575 if (writecount
> nfs_get_writemax(nfs
)) {
1576 writecount
= nfs_get_writemax(nfs
);
1579 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1580 if (mdata
== NULL
) {
1581 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1584 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1586 mdata
->offset
= offset
;
1587 mdata
->count
= writecount
;
1589 memset(&args
, 0, sizeof(WRITE3args
));
1590 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1591 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1592 args
.offset
= offset
;
1593 args
.count
= writecount
;
1594 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1595 args
.data
.data_len
= writecount
;
1596 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1598 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1599 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1600 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1605 count
-= writecount
;
1606 offset
+= writecount
;
1616 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1618 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1628 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1630 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1631 free(nfsfh
->fh
.data
.data_val
);
1632 nfsfh
->fh
.data
.data_val
= NULL
;
1636 cb(0, nfs
, NULL
, private_data
);
1647 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1649 struct nfs_cb_data
*data
;
1650 struct GETATTR3args args
;
1652 data
= malloc(sizeof(struct nfs_cb_data
));
1654 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1657 memset(data
, 0, sizeof(struct nfs_cb_data
));
1660 data
->private_data
= private_data
;
1662 memset(&args
, 0, sizeof(GETATTR3args
));
1663 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1664 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1666 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1667 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1668 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1669 free_nfs_cb_data(data
);
1680 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1682 struct nfs_cb_data
*data
= private_data
;
1683 struct nfs_context
*nfs
= data
->nfs
;
1686 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1688 if (status
== RPC_STATUS_ERROR
) {
1689 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1690 free_nfs_cb_data(data
);
1693 if (status
== RPC_STATUS_CANCEL
) {
1694 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1695 free_nfs_cb_data(data
);
1700 if (res
->status
!= NFS3_OK
) {
1701 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1702 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1703 free_nfs_cb_data(data
);
1707 data
->cb(0, nfs
, NULL
, data
->private_data
);
1708 free_nfs_cb_data(data
);
1711 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1713 struct nfs_cb_data
*data
;
1715 data
= malloc(sizeof(struct nfs_cb_data
));
1717 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1720 memset(data
, 0, sizeof(struct nfs_cb_data
));
1723 data
->private_data
= private_data
;
1725 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1726 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1727 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1728 free_nfs_cb_data(data
);
1740 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1742 struct nfs_cb_data
*data
= private_data
;
1743 struct nfs_context
*nfs
= data
->nfs
;
1746 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1748 if (status
== RPC_STATUS_ERROR
) {
1749 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1750 free_nfs_cb_data(data
);
1753 if (status
== RPC_STATUS_CANCEL
) {
1754 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1755 free_nfs_cb_data(data
);
1760 if (res
->status
!= NFS3_OK
) {
1761 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1762 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1763 free_nfs_cb_data(data
);
1767 data
->cb(0, nfs
, NULL
, data
->private_data
);
1768 free_nfs_cb_data(data
);
1771 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1773 struct nfs_cb_data
*data
;
1776 data
= malloc(sizeof(struct nfs_cb_data
));
1778 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1781 memset(data
, 0, sizeof(struct nfs_cb_data
));
1784 data
->private_data
= private_data
;
1786 memset(&args
, 0, sizeof(SETATTR3args
));
1787 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1788 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1789 args
.new_attributes
.size
.set_it
= 1;
1790 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1792 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1793 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1794 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1795 free_nfs_cb_data(data
);
1805 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1807 uint64_t offset
= data
->continue_int
;
1810 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1811 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1813 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1814 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1815 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1816 free_nfs_cb_data(data
);
1819 free_nfs_cb_data(data
);
1823 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1829 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1830 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1843 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1846 struct nfs_cb_data
*data
= private_data
;
1847 struct nfs_context
*nfs
= data
->nfs
;
1848 char *str
= data
->continue_data
;
1850 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1852 str
= &str
[strlen(str
) + 1];
1854 if (status
== RPC_STATUS_ERROR
) {
1855 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1856 free_nfs_cb_data(data
);
1859 if (status
== RPC_STATUS_CANCEL
) {
1860 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1861 free_nfs_cb_data(data
);
1866 if (res
->status
!= NFS3_OK
) {
1867 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
));
1868 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1869 free_nfs_cb_data(data
);
1873 data
->cb(0, nfs
, NULL
, data
->private_data
);
1874 free_nfs_cb_data(data
);
1877 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1879 char *str
= data
->continue_data
;
1882 str
= &str
[strlen(str
) + 1];
1884 memset(&args
, 0, sizeof(MKDIR3args
));
1885 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1886 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1887 args
.where
.name
= str
;
1888 args
.attributes
.mode
.set_it
= 1;
1889 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1891 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1892 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1893 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1894 free_nfs_cb_data(data
);
1900 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1905 new_path
= strdup(path
);
1906 if (new_path
== NULL
) {
1907 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1911 ptr
= strrchr(new_path
, '/');
1913 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1918 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1919 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1920 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1934 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1937 struct nfs_cb_data
*data
= private_data
;
1938 struct nfs_context
*nfs
= data
->nfs
;
1939 char *str
= data
->continue_data
;
1941 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1943 str
= &str
[strlen(str
) + 1];
1945 if (status
== RPC_STATUS_ERROR
) {
1946 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1947 free_nfs_cb_data(data
);
1950 if (status
== RPC_STATUS_CANCEL
) {
1951 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1952 free_nfs_cb_data(data
);
1957 if (res
->status
!= NFS3_OK
) {
1958 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
));
1959 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1960 free_nfs_cb_data(data
);
1964 data
->cb(0, nfs
, NULL
, data
->private_data
);
1965 free_nfs_cb_data(data
);
1968 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1970 char *str
= data
->continue_data
;
1972 str
= &str
[strlen(str
) + 1];
1974 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1975 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1976 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1977 free_nfs_cb_data(data
);
1983 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1988 new_path
= strdup(path
);
1989 if (new_path
== NULL
) {
1990 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1994 ptr
= strrchr(new_path
, '/');
1996 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2001 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2002 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2003 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2016 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2019 struct nfs_cb_data
*data
= private_data
;
2020 struct nfs_context
*nfs
= data
->nfs
;
2021 struct nfsfh
*nfsfh
;
2022 char *str
= data
->continue_data
;
2024 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2026 if (status
== RPC_STATUS_ERROR
) {
2027 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2028 free_nfs_cb_data(data
);
2031 if (status
== RPC_STATUS_CANCEL
) {
2032 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2033 free_nfs_cb_data(data
);
2037 str
= &str
[strlen(str
) + 1];
2039 if (res
->status
!= NFS3_OK
) {
2040 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
));
2041 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2046 nfsfh
= malloc(sizeof(struct nfsfh
));
2047 if (nfsfh
== NULL
) {
2048 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2049 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2050 free_nfs_cb_data(data
);
2053 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2055 /* copy the filehandle */
2056 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2057 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2058 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2060 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2061 free_nfs_cb_data(data
);
2066 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2069 struct nfs_cb_data
*data
= private_data
;
2070 struct nfs_context
*nfs
= data
->nfs
;
2071 char *str
= data
->continue_data
;
2074 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2076 if (status
== RPC_STATUS_ERROR
) {
2077 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2078 free_nfs_cb_data(data
);
2081 if (status
== RPC_STATUS_CANCEL
) {
2082 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2083 free_nfs_cb_data(data
);
2087 str
= &str
[strlen(str
) + 1];
2089 if (res
->status
!= NFS3_OK
) {
2090 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
));
2091 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2092 free_nfs_cb_data(data
);
2096 memset(&args
, 0, sizeof(LOOKUP3args
));
2097 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2098 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2099 args
.what
.name
= str
;
2101 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2102 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2103 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2104 free_nfs_cb_data(data
);
2110 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2112 char *str
= data
->continue_data
;
2115 str
= &str
[strlen(str
) + 1];
2117 memset(&args
, 0, sizeof(CREATE3args
));
2118 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2119 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2120 args
.where
.name
= str
;
2121 args
.how
.mode
= UNCHECKED
;
2122 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2123 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2125 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2126 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2127 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2128 free_nfs_cb_data(data
);
2134 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2139 new_path
= strdup(path
);
2140 if (new_path
== NULL
) {
2141 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2145 ptr
= strrchr(new_path
, '/');
2147 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2152 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2153 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2154 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2167 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2170 struct nfs_cb_data
*data
= private_data
;
2171 struct nfs_context
*nfs
= data
->nfs
;
2172 char *str
= data
->continue_data
;
2174 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2176 str
= &str
[strlen(str
) + 1];
2178 if (status
== RPC_STATUS_ERROR
) {
2179 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2180 free_nfs_cb_data(data
);
2183 if (status
== RPC_STATUS_CANCEL
) {
2184 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2185 free_nfs_cb_data(data
);
2190 if (res
->status
!= NFS3_OK
) {
2191 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
));
2192 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2193 free_nfs_cb_data(data
);
2197 data
->cb(0, nfs
, NULL
, data
->private_data
);
2198 free_nfs_cb_data(data
);
2201 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2203 char *str
= data
->continue_data
;
2205 str
= &str
[strlen(str
) + 1];
2207 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2208 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2209 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2210 free_nfs_cb_data(data
);
2216 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2221 new_path
= strdup(path
);
2222 if (new_path
== NULL
) {
2223 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2227 ptr
= strrchr(new_path
, '/');
2229 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2234 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2235 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2236 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2247 struct mknod_cb_data
{
2254 static void free_mknod_cb_data(void *ptr
)
2256 struct mknod_cb_data
*data
= ptr
;
2262 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2265 struct nfs_cb_data
*data
= private_data
;
2266 struct nfs_context
*nfs
= data
->nfs
;
2267 char *str
= data
->continue_data
;
2269 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2271 str
= &str
[strlen(str
) + 1];
2273 if (status
== RPC_STATUS_ERROR
) {
2274 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2275 free_nfs_cb_data(data
);
2278 if (status
== RPC_STATUS_CANCEL
) {
2279 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2280 free_nfs_cb_data(data
);
2285 if (res
->status
!= NFS3_OK
) {
2286 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
));
2287 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2288 free_nfs_cb_data(data
);
2292 data
->cb(0, nfs
, NULL
, data
->private_data
);
2293 free_nfs_cb_data(data
);
2296 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2298 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2299 char *str
= cb_data
->path
;
2301 str
= &str
[strlen(str
) + 1];
2303 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2304 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2305 free_nfs_cb_data(data
);
2311 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2314 struct mknod_cb_data
*cb_data
;
2316 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2317 if (cb_data
== NULL
) {
2318 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2322 cb_data
->path
= strdup(path
);
2323 if (cb_data
->path
== NULL
) {
2324 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2329 ptr
= strrchr(cb_data
->path
, '/');
2331 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2336 cb_data
->mode
= mode
;
2337 cb_data
->major
= major(dev
);
2338 cb_data
->minor
= minor(dev
);
2340 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2341 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2342 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2343 free_mknod_cb_data(cb_data
);
2354 /* ReadDirPlus Emulation Callback data */
2355 struct rdpe_cb_data
{
2358 struct nfs_cb_data
*data
;
2361 /* ReadDirPlus Emulation LOOKUP Callback data */
2362 struct rdpe_lookup_cb_data
{
2363 struct rdpe_cb_data
*rdpe_cb_data
;
2364 struct nfsdirent
*nfsdirent
;
2367 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2368 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2370 LOOKUP3res
*res
= command_data
;
2371 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2372 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2373 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2374 struct nfsdir
*nfsdir
= data
->continue_data
;
2375 struct nfs_context
*nfs
= data
->nfs
;
2376 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2378 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2380 free(rdpe_lookup_cb_data
);
2382 rdpe_cb_data
->getattrcount
--;
2384 if (status
== RPC_STATUS_ERROR
) {
2385 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2387 if (status
== RPC_STATUS_CANCEL
) {
2388 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2390 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2391 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2393 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2394 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2395 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2397 nfsdirent
->type
= attributes
->type
;
2398 nfsdirent
->mode
= attributes
->mode
;
2399 nfsdirent
->size
= attributes
->size
;
2401 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2402 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2403 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2404 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2405 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2406 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2410 if (rdpe_cb_data
->getattrcount
== 0) {
2411 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2412 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2413 nfs_free_nfsdir(nfsdir
);
2415 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2419 data
->continue_data
= NULL
;
2420 free_nfs_cb_data(data
);
2424 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2426 READDIR3res
*res
= command_data
;
2427 struct nfs_cb_data
*data
= private_data
;
2428 struct nfs_context
*nfs
= data
->nfs
;
2429 struct nfsdir
*nfsdir
= data
->continue_data
;
2430 struct nfsdirent
*nfsdirent
;
2431 struct entry3
*entry
;
2433 struct rdpe_cb_data
*rdpe_cb_data
;
2435 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2437 if (status
== RPC_STATUS_ERROR
) {
2438 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2439 nfs_free_nfsdir(nfsdir
);
2440 data
->continue_data
= NULL
;
2441 free_nfs_cb_data(data
);
2445 if (status
== RPC_STATUS_CANCEL
) {
2446 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2447 nfs_free_nfsdir(nfsdir
);
2448 data
->continue_data
= NULL
;
2449 free_nfs_cb_data(data
);
2453 if (res
->status
!= NFS3_OK
) {
2454 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
));
2455 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2456 nfs_free_nfsdir(nfsdir
);
2457 data
->continue_data
= NULL
;
2458 free_nfs_cb_data(data
);
2462 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2463 while (entry
!= NULL
) {
2464 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2465 if (nfsdirent
== NULL
) {
2466 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2467 nfs_free_nfsdir(nfsdir
);
2468 data
->continue_data
= NULL
;
2469 free_nfs_cb_data(data
);
2472 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2473 nfsdirent
->name
= strdup(entry
->name
);
2474 if (nfsdirent
->name
== NULL
) {
2475 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2476 nfs_free_nfsdir(nfsdir
);
2477 data
->continue_data
= NULL
;
2478 free_nfs_cb_data(data
);
2481 nfsdirent
->inode
= entry
->fileid
;
2483 nfsdirent
->next
= nfsdir
->entries
;
2484 nfsdir
->entries
= nfsdirent
;
2486 cookie
= entry
->cookie
;
2487 entry
= entry
->nextentry
;
2490 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2491 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2492 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2493 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2494 nfs_free_nfsdir(nfsdir
);
2495 data
->continue_data
= NULL
;
2496 free_nfs_cb_data(data
);
2502 /* steal the dirhandle */
2503 nfsdir
->current
= nfsdir
->entries
;
2505 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2506 rdpe_cb_data
->getattrcount
= 0;
2507 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2508 rdpe_cb_data
->data
= data
;
2509 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2510 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2513 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2514 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2515 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2517 memset(&args
, 0, sizeof(LOOKUP3args
));
2518 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2519 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2520 args
.what
.name
= nfsdirent
->name
;
2522 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2523 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2525 /* if we have already commands in flight, we cant just stop, we have to wait for the
2526 * commands in flight to complete
2528 if (rdpe_cb_data
->getattrcount
> 0) {
2529 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2530 free(rdpe_lookup_cb_data
);
2534 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2535 nfs_free_nfsdir(nfsdir
);
2536 data
->continue_data
= NULL
;
2537 free_nfs_cb_data(data
);
2538 free(rdpe_lookup_cb_data
);
2542 rdpe_cb_data
->getattrcount
++;
2547 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2549 READDIRPLUS3res
*res
= command_data
;
2550 struct nfs_cb_data
*data
= private_data
;
2551 struct nfs_context
*nfs
= data
->nfs
;
2552 struct nfsdir
*nfsdir
= data
->continue_data
;
2553 struct entryplus3
*entry
;
2556 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2558 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2561 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2562 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2563 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2564 nfs_free_nfsdir(nfsdir
);
2565 data
->continue_data
= NULL
;
2566 free_nfs_cb_data(data
);
2572 if (status
== RPC_STATUS_CANCEL
) {
2573 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2574 nfs_free_nfsdir(nfsdir
);
2575 data
->continue_data
= NULL
;
2576 free_nfs_cb_data(data
);
2580 if (res
->status
!= NFS3_OK
) {
2581 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
));
2582 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2583 nfs_free_nfsdir(nfsdir
);
2584 data
->continue_data
= NULL
;
2585 free_nfs_cb_data(data
);
2589 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2590 while (entry
!= NULL
) {
2591 struct nfsdirent
*nfsdirent
;
2593 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2594 if (nfsdirent
== NULL
) {
2595 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2596 nfs_free_nfsdir(nfsdir
);
2597 data
->continue_data
= NULL
;
2598 free_nfs_cb_data(data
);
2601 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2602 nfsdirent
->name
= strdup(entry
->name
);
2603 if (nfsdirent
->name
== NULL
) {
2604 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2605 nfs_free_nfsdir(nfsdir
);
2606 data
->continue_data
= NULL
;
2607 free_nfs_cb_data(data
);
2610 nfsdirent
->inode
= entry
->fileid
;
2611 if (entry
->name_attributes
.attributes_follow
) {
2612 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2613 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2614 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2616 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2617 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2618 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2619 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2620 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2621 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2624 nfsdirent
->next
= nfsdir
->entries
;
2625 nfsdir
->entries
= nfsdirent
;
2627 cookie
= entry
->cookie
;
2628 entry
= entry
->nextentry
;
2631 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2632 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2633 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2634 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2635 nfs_free_nfsdir(nfsdir
);
2636 data
->continue_data
= NULL
;
2637 free_nfs_cb_data(data
);
2643 /* steal the dirhandle */
2644 data
->continue_data
= NULL
;
2645 nfsdir
->current
= nfsdir
->entries
;
2647 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2648 free_nfs_cb_data(data
);
2651 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2655 memset(cv
, 0, sizeof(cookieverf3
));
2656 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2657 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2658 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2659 free_nfs_cb_data(data
);
2665 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2667 struct nfsdir
*nfsdir
;
2669 nfsdir
= malloc(sizeof(struct nfsdir
));
2670 if (nfsdir
== NULL
) {
2671 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2674 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2676 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2677 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2685 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2687 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2689 if (nfsdir
->current
!= NULL
) {
2690 nfsdir
->current
= nfsdir
->current
->next
;
2696 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2698 nfs_free_nfsdir(nfsdir
);
2710 struct lseek_cb_data
{
2711 struct nfs_context
*nfs
;
2712 struct nfsfh
*nfsfh
;
2718 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2721 struct lseek_cb_data
*data
= private_data
;
2722 struct nfs_context
*nfs
= data
->nfs
;
2724 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2726 if (status
== RPC_STATUS_ERROR
) {
2727 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2731 if (status
== RPC_STATUS_CANCEL
) {
2732 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2738 if (res
->status
!= NFS3_OK
) {
2739 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2740 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2745 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2746 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2750 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2752 struct lseek_cb_data
*data
;
2753 struct GETATTR3args args
;
2755 if (whence
== SEEK_SET
) {
2756 nfsfh
->offset
= offset
;
2757 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2760 if (whence
== SEEK_CUR
) {
2761 nfsfh
->offset
+= offset
;
2762 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2766 data
= malloc(sizeof(struct lseek_cb_data
));
2768 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2773 data
->nfsfh
= nfsfh
;
2774 data
->offset
= offset
;
2776 data
->private_data
= private_data
;
2778 memset(&args
, 0, sizeof(GETATTR3args
));
2779 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2780 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2782 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2783 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2796 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2799 struct nfs_cb_data
*data
= private_data
;
2800 struct nfs_context
*nfs
= data
->nfs
;
2801 struct statvfs svfs
;
2803 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2805 if (status
== RPC_STATUS_ERROR
) {
2806 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2807 free_nfs_cb_data(data
);
2810 if (status
== RPC_STATUS_CANCEL
) {
2811 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2812 free_nfs_cb_data(data
);
2817 if (res
->status
!= NFS3_OK
) {
2818 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
));
2819 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2820 free_nfs_cb_data(data
);
2824 svfs
.f_bsize
= 4096;
2825 svfs
.f_frsize
= 4096;
2826 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2827 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2828 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2829 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2830 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2831 #if !defined(ANDROID)
2832 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2835 svfs
.f_namemax
= 256;
2838 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2839 free_nfs_cb_data(data
);
2842 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2844 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2845 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2846 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2847 free_nfs_cb_data(data
);
2853 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2855 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2856 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2869 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2872 struct nfs_cb_data
*data
= private_data
;
2873 struct nfs_context
*nfs
= data
->nfs
;
2875 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2877 if (status
== RPC_STATUS_ERROR
) {
2878 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2879 free_nfs_cb_data(data
);
2882 if (status
== RPC_STATUS_CANCEL
) {
2883 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2884 free_nfs_cb_data(data
);
2889 if (res
->status
!= NFS3_OK
) {
2890 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
));
2891 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2892 free_nfs_cb_data(data
);
2897 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2898 free_nfs_cb_data(data
);
2901 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2905 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2906 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2908 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2909 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2910 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2911 free_nfs_cb_data(data
);
2917 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2919 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2920 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2933 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2935 struct nfs_cb_data
*data
= private_data
;
2936 struct nfs_context
*nfs
= data
->nfs
;
2939 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2941 if (status
== RPC_STATUS_ERROR
) {
2942 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2943 free_nfs_cb_data(data
);
2946 if (status
== RPC_STATUS_CANCEL
) {
2947 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2948 free_nfs_cb_data(data
);
2953 if (res
->status
!= NFS3_OK
) {
2954 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2955 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2956 free_nfs_cb_data(data
);
2960 data
->cb(0, nfs
, NULL
, data
->private_data
);
2961 free_nfs_cb_data(data
);
2964 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2968 memset(&args
, 0, sizeof(SETATTR3args
));
2969 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2970 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2971 args
.new_attributes
.mode
.set_it
= 1;
2972 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2974 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2975 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2976 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2977 free_nfs_cb_data(data
);
2984 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2986 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2987 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2997 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2999 struct nfs_cb_data
*data
;
3001 data
= malloc(sizeof(struct nfs_cb_data
));
3003 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3006 memset(data
, 0, sizeof(struct nfs_cb_data
));
3009 data
->private_data
= private_data
;
3010 data
->continue_int
= mode
;
3011 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3012 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3013 if (data
->fh
.data
.data_val
== NULL
) {
3014 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3015 free_nfs_cb_data(data
);
3018 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3020 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3021 free_nfs_cb_data(data
);
3033 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3035 struct nfs_cb_data
*data
= private_data
;
3036 struct nfs_context
*nfs
= data
->nfs
;
3039 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3041 if (status
== RPC_STATUS_ERROR
) {
3042 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3043 free_nfs_cb_data(data
);
3046 if (status
== RPC_STATUS_CANCEL
) {
3047 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3048 free_nfs_cb_data(data
);
3053 if (res
->status
!= NFS3_OK
) {
3054 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3055 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3056 free_nfs_cb_data(data
);
3060 data
->cb(0, nfs
, NULL
, data
->private_data
);
3061 free_nfs_cb_data(data
);
3064 struct nfs_chown_data
{
3069 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3072 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3074 memset(&args
, 0, sizeof(SETATTR3args
));
3075 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3076 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3077 if (chown_data
->uid
!= (uid_t
)-1) {
3078 args
.new_attributes
.uid
.set_it
= 1;
3079 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3081 if (chown_data
->gid
!= (gid_t
)-1) {
3082 args
.new_attributes
.gid
.set_it
= 1;
3083 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3086 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3087 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3088 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3089 free_nfs_cb_data(data
);
3096 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3098 struct nfs_chown_data
*chown_data
;
3100 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3101 if (chown_data
== NULL
) {
3102 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3106 chown_data
->uid
= uid
;
3107 chown_data
->gid
= gid
;
3109 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3110 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3121 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3123 struct nfs_cb_data
*data
;
3124 struct nfs_chown_data
*chown_data
;
3126 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3127 if (chown_data
== NULL
) {
3128 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3132 chown_data
->uid
= uid
;
3133 chown_data
->gid
= gid
;
3136 data
= malloc(sizeof(struct nfs_cb_data
));
3138 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3141 memset(data
, 0, sizeof(struct nfs_cb_data
));
3144 data
->private_data
= private_data
;
3145 data
->continue_data
= chown_data
;
3146 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3147 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3148 if (data
->fh
.data
.data_val
== NULL
) {
3149 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3150 free_nfs_cb_data(data
);
3153 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3156 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3157 free_nfs_cb_data(data
);
3171 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3173 struct nfs_cb_data
*data
= private_data
;
3174 struct nfs_context
*nfs
= data
->nfs
;
3177 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3179 if (status
== RPC_STATUS_ERROR
) {
3180 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3181 free_nfs_cb_data(data
);
3184 if (status
== RPC_STATUS_CANCEL
) {
3185 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3186 free_nfs_cb_data(data
);
3191 if (res
->status
!= NFS3_OK
) {
3192 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3193 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3194 free_nfs_cb_data(data
);
3198 data
->cb(0, nfs
, NULL
, data
->private_data
);
3199 free_nfs_cb_data(data
);
3202 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3205 struct timeval
*utimes_data
= data
->continue_data
;
3207 memset(&args
, 0, sizeof(SETATTR3args
));
3208 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3209 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3210 if (utimes_data
!= NULL
) {
3211 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3212 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3213 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3214 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3215 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3216 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3218 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3219 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3222 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3223 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3224 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3225 free_nfs_cb_data(data
);
3232 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3234 struct timeval
*new_times
= NULL
;
3236 if (times
!= NULL
) {
3237 new_times
= malloc(sizeof(struct timeval
)*2);
3238 if (new_times
== NULL
) {
3239 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3243 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3246 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3247 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3257 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3259 struct timeval
*new_times
= NULL
;
3261 if (times
!= NULL
) {
3262 new_times
= malloc(sizeof(struct timeval
)*2);
3263 if (new_times
== NULL
) {
3264 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3268 new_times
[0].tv_sec
= times
->actime
;
3269 new_times
[0].tv_usec
= 0;
3270 new_times
[1].tv_sec
= times
->modtime
;
3271 new_times
[1].tv_usec
= 0;
3274 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3275 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3286 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3289 struct nfs_cb_data
*data
= private_data
;
3290 struct nfs_context
*nfs
= data
->nfs
;
3291 unsigned int nfsmode
= 0;
3293 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3295 if (status
== RPC_STATUS_ERROR
) {
3296 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3297 free_nfs_cb_data(data
);
3300 if (status
== RPC_STATUS_CANCEL
) {
3301 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3302 free_nfs_cb_data(data
);
3307 if (res
->status
!= NFS3_OK
) {
3308 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
));
3309 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3310 free_nfs_cb_data(data
);
3314 if (data
->continue_int
& R_OK
) {
3315 nfsmode
|= ACCESS3_READ
;
3317 if (data
->continue_int
& W_OK
) {
3318 nfsmode
|= ACCESS3_MODIFY
;
3320 if (data
->continue_int
& X_OK
) {
3321 nfsmode
|= ACCESS3_EXECUTE
;
3324 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3325 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3326 nfsmode
&ACCESS3_READ
?'r':'-',
3327 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3328 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3329 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3330 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3331 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3332 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3333 free_nfs_cb_data(data
);
3337 data
->cb(0, nfs
, NULL
, data
->private_data
);
3338 free_nfs_cb_data(data
);
3341 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3346 if (data
->continue_int
& R_OK
) {
3347 nfsmode
|= ACCESS3_READ
;
3349 if (data
->continue_int
& W_OK
) {
3350 nfsmode
|= ACCESS3_MODIFY
;
3352 if (data
->continue_int
& X_OK
) {
3353 nfsmode
|= ACCESS3_EXECUTE
;
3356 memset(&args
, 0, sizeof(ACCESS3args
));
3357 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3358 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3359 args
.access
= nfsmode
;
3361 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3362 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3363 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3364 free_nfs_cb_data(data
);
3370 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3372 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3373 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3385 struct nfs_symlink_data
{
3387 char *newpathparent
;
3388 char *newpathobject
;
3391 static void free_nfs_symlink_data(void *mem
)
3393 struct nfs_symlink_data
*data
= mem
;
3395 if (data
->oldpath
!= NULL
) {
3396 free(data
->oldpath
);
3398 if (data
->newpathparent
!= NULL
) {
3399 free(data
->newpathparent
);
3401 if (data
->newpathobject
!= NULL
) {
3402 free(data
->newpathobject
);
3407 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3410 struct nfs_cb_data
*data
= private_data
;
3411 struct nfs_context
*nfs
= data
->nfs
;
3412 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3414 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3416 if (status
== RPC_STATUS_ERROR
) {
3417 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3418 free_nfs_cb_data(data
);
3421 if (status
== RPC_STATUS_CANCEL
) {
3422 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3423 free_nfs_cb_data(data
);
3428 if (res
->status
!= NFS3_OK
) {
3429 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
));
3430 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3431 free_nfs_cb_data(data
);
3435 data
->cb(0, nfs
, NULL
, data
->private_data
);
3436 free_nfs_cb_data(data
);
3439 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3441 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3444 memset(&sa
, 0, sizeof(SYMLINK3args
));
3445 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3446 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3447 sa
.where
.name
= symlink_data
->newpathobject
;
3448 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3449 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
;
3450 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3452 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3453 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3454 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3455 free_nfs_cb_data(data
);
3461 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3464 struct nfs_symlink_data
*symlink_data
;
3466 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3467 if (symlink_data
== NULL
) {
3468 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3471 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3473 symlink_data
->oldpath
= strdup(oldpath
);
3474 if (symlink_data
->oldpath
== NULL
) {
3475 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3476 free_nfs_symlink_data(symlink_data
);
3480 symlink_data
->newpathparent
= strdup(newpath
);
3481 if (symlink_data
->newpathparent
== NULL
) {
3482 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3483 free_nfs_symlink_data(symlink_data
);
3487 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3489 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3490 free_nfs_symlink_data(symlink_data
);
3496 symlink_data
->newpathobject
= strdup(ptr
);
3497 if (symlink_data
->newpathobject
== NULL
) {
3498 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3499 free_nfs_symlink_data(symlink_data
);
3503 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3504 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3516 struct nfs_rename_data
{
3519 struct nfs_fh3 olddir
;
3522 struct nfs_fh3 newdir
;
3525 static void free_nfs_rename_data(void *mem
)
3527 struct nfs_rename_data
*data
= mem
;
3529 if (data
->oldpath
!= NULL
) {
3530 free(data
->oldpath
);
3532 if (data
->olddir
.data
.data_val
!= NULL
) {
3533 free(data
->olddir
.data
.data_val
);
3535 if (data
->newpath
!= NULL
) {
3536 free(data
->newpath
);
3538 if (data
->newdir
.data
.data_val
!= NULL
) {
3539 free(data
->newdir
.data
.data_val
);
3544 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3547 struct nfs_cb_data
*data
= private_data
;
3548 struct nfs_context
*nfs
= data
->nfs
;
3549 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3551 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3553 if (status
== RPC_STATUS_ERROR
) {
3554 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3555 free_nfs_cb_data(data
);
3558 if (status
== RPC_STATUS_CANCEL
) {
3559 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3560 free_nfs_cb_data(data
);
3565 if (res
->status
!= NFS3_OK
) {
3566 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
));
3567 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3568 free_nfs_cb_data(data
);
3572 data
->cb(0, nfs
, NULL
, data
->private_data
);
3573 free_nfs_cb_data(data
);
3576 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3578 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3580 /* steal the filehandle */
3581 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3582 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3583 data
->fh
.data
.data_val
= NULL
;
3585 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3586 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3587 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3588 free_nfs_cb_data(data
);
3595 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3597 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3599 /* steal the filehandle */
3600 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3601 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3602 data
->fh
.data
.data_val
= NULL
;
3604 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) {
3605 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3606 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3607 free_nfs_cb_data(data
);
3610 data
->continue_data
= NULL
;
3611 free_nfs_cb_data(data
);
3617 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3620 struct nfs_rename_data
*rename_data
;
3622 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3623 if (rename_data
== NULL
) {
3624 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3627 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3629 rename_data
->oldpath
= strdup(oldpath
);
3630 if (rename_data
->oldpath
== NULL
) {
3631 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3632 free_nfs_rename_data(rename_data
);
3635 ptr
= strrchr(rename_data
->oldpath
, '/');
3637 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3638 free_nfs_rename_data(rename_data
);
3643 rename_data
->oldobject
= ptr
;
3646 rename_data
->newpath
= strdup(newpath
);
3647 if (rename_data
->newpath
== NULL
) {
3648 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3649 free_nfs_rename_data(rename_data
);
3652 ptr
= strrchr(rename_data
->newpath
, '/');
3654 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3655 free_nfs_rename_data(rename_data
);
3660 rename_data
->newobject
= ptr
;
3663 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3664 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3675 struct nfs_link_data
{
3677 struct nfs_fh3 oldfh
;
3680 struct nfs_fh3 newdir
;
3683 static void free_nfs_link_data(void *mem
)
3685 struct nfs_link_data
*data
= mem
;
3687 if (data
->oldpath
!= NULL
) {
3688 free(data
->oldpath
);
3690 if (data
->oldfh
.data
.data_val
!= NULL
) {
3691 free(data
->oldfh
.data
.data_val
);
3693 if (data
->newpath
!= NULL
) {
3694 free(data
->newpath
);
3696 if (data
->newdir
.data
.data_val
!= NULL
) {
3697 free(data
->newdir
.data
.data_val
);
3702 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3705 struct nfs_cb_data
*data
= private_data
;
3706 struct nfs_context
*nfs
= data
->nfs
;
3707 struct nfs_link_data
*link_data
= data
->continue_data
;
3709 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3711 if (status
== RPC_STATUS_ERROR
) {
3712 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3713 free_nfs_cb_data(data
);
3716 if (status
== RPC_STATUS_CANCEL
) {
3717 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3718 free_nfs_cb_data(data
);
3723 if (res
->status
!= NFS3_OK
) {
3724 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
));
3725 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3726 free_nfs_cb_data(data
);
3730 data
->cb(0, nfs
, NULL
, data
->private_data
);
3731 free_nfs_cb_data(data
);
3734 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3736 struct nfs_link_data
*link_data
= data
->continue_data
;
3738 /* steal the filehandle */
3739 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3740 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3741 data
->fh
.data
.data_val
= NULL
;
3743 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3744 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3745 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3746 free_nfs_cb_data(data
);
3753 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3755 struct nfs_link_data
*link_data
= data
->continue_data
;
3757 /* steal the filehandle */
3758 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3759 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3760 data
->fh
.data
.data_val
= NULL
;
3762 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) {
3763 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3764 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3765 free_nfs_cb_data(data
);
3768 data
->continue_data
= NULL
;
3769 free_nfs_cb_data(data
);
3775 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3778 struct nfs_link_data
*link_data
;
3780 link_data
= malloc(sizeof(struct nfs_link_data
));
3781 if (link_data
== NULL
) {
3782 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3785 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3787 link_data
->oldpath
= strdup(oldpath
);
3788 if (link_data
->oldpath
== NULL
) {
3789 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3790 free_nfs_link_data(link_data
);
3794 link_data
->newpath
= strdup(newpath
);
3795 if (link_data
->newpath
== NULL
) {
3796 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3797 free_nfs_link_data(link_data
);
3800 ptr
= strrchr(link_data
->newpath
, '/');
3802 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3803 free_nfs_link_data(link_data
);
3808 link_data
->newobject
= ptr
;
3811 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3812 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3820 //qqq replace later with lseek()
3821 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3823 return nfsfh
->offset
;
3829 * Get the maximum supported READ3 size by the server
3831 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3833 return nfs
->readmax
;
3837 * Get the maximum supported WRITE3 size by the server
3839 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3841 return nfs
->writemax
;
3844 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3849 va_start(ap
, error_string
);
3851 vsnprintf(str
, 1024, error_string
, ap
);
3852 if (nfs
->rpc
->error_string
!= NULL
) {
3853 free(nfs
->rpc
->error_string
);
3855 nfs
->rpc
->error_string
= str
;
3861 struct mount_cb_data
{
3867 static void free_mount_cb_data(struct mount_cb_data
*data
)
3869 if (data
->server
!= NULL
) {
3871 data
->server
= NULL
;
3877 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3879 struct mount_cb_data
*data
= private_data
;
3881 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3883 if (status
== RPC_STATUS_ERROR
) {
3884 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3885 free_mount_cb_data(data
);
3888 if (status
== RPC_STATUS_CANCEL
) {
3889 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3890 free_mount_cb_data(data
);
3894 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3895 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3896 rpc_set_error(rpc
, "Failed to disconnect\n");
3898 free_mount_cb_data(data
);
3901 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3903 struct mount_cb_data
*data
= private_data
;
3905 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3907 /* Dont want any more callbacks even if the socket is closed */
3908 rpc
->connect_cb
= NULL
;
3910 if (status
== RPC_STATUS_ERROR
) {
3911 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3912 free_mount_cb_data(data
);
3915 if (status
== RPC_STATUS_CANCEL
) {
3916 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3917 free_mount_cb_data(data
);
3921 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3922 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3923 free_mount_cb_data(data
);
3928 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3930 struct mount_cb_data
*data
= private_data
;
3931 uint32_t mount_port
;
3933 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3935 if (status
== RPC_STATUS_ERROR
) {
3936 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3937 free_mount_cb_data(data
);
3940 if (status
== RPC_STATUS_CANCEL
) {
3941 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3942 free_mount_cb_data(data
);
3946 mount_port
= *(uint32_t *)command_data
;
3947 if (mount_port
== 0) {
3948 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3949 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3950 free_mount_cb_data(data
);
3954 rpc_disconnect(rpc
, "normal disconnect");
3955 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3956 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3957 free_mount_cb_data(data
);
3962 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3964 struct mount_cb_data
*data
= private_data
;
3966 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3968 if (status
== RPC_STATUS_ERROR
) {
3969 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3970 free_mount_cb_data(data
);
3973 if (status
== RPC_STATUS_CANCEL
) {
3974 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3975 free_mount_cb_data(data
);
3979 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3980 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3981 free_mount_cb_data(data
);
3986 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3988 struct mount_cb_data
*data
= private_data
;
3990 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3992 /* Dont want any more callbacks even if the socket is closed */
3993 rpc
->connect_cb
= NULL
;
3995 if (status
== RPC_STATUS_ERROR
) {
3996 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3997 free_mount_cb_data(data
);
4000 if (status
== RPC_STATUS_CANCEL
) {
4001 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4002 free_mount_cb_data(data
);
4006 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4007 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4008 free_mount_cb_data(data
);
4013 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4015 struct mount_cb_data
*data
;
4017 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4019 data
= malloc(sizeof(struct mount_cb_data
));
4023 memset(data
, 0, sizeof(struct mount_cb_data
));
4025 data
->private_data
= private_data
;
4026 data
->server
= strdup(server
);
4027 if (data
->server
== NULL
) {
4028 free_mount_cb_data(data
);
4031 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4032 free_mount_cb_data(data
);
4039 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4041 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4045 const char *nfs_get_server(struct nfs_context
*nfs
) {
4049 const char *nfs_get_export(struct nfs_context
*nfs
) {
4053 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4054 return &nfs
->rootfh
;
4057 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {