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 struct nfs_context
*nfs_init_context(void)
178 struct nfs_context
*nfs
;
180 nfs
= malloc(sizeof(struct nfs_context
));
184 nfs
->rpc
= rpc_init_context();
185 if (nfs
->rpc
== NULL
) {
193 nfs
->rootfh
.data
.data_len
= 0;
194 nfs
->rootfh
.data
.data_val
= NULL
;
199 void nfs_destroy_context(struct nfs_context
*nfs
)
201 rpc_destroy_context(nfs
->rpc
);
214 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
215 free(nfs
->rootfh
.data
.data_val
);
216 nfs
->rootfh
.data
.data_val
= NULL
;
231 void free_rpc_cb_data(struct rpc_cb_data
*data
)
238 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
240 struct rpc_cb_data
*data
= private_data
;
242 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
244 /* Dont want any more callbacks even if the socket is closed */
245 rpc
->connect_cb
= NULL
;
247 if (status
== RPC_STATUS_ERROR
) {
248 data
->cb(rpc
, status
, command_data
, data
->private_data
);
249 free_rpc_cb_data(data
);
252 if (status
== RPC_STATUS_CANCEL
) {
253 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
254 free_rpc_cb_data(data
);
258 data
->cb(rpc
, status
, NULL
, data
->private_data
);
259 free_rpc_cb_data(data
);
262 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
264 struct rpc_cb_data
*data
= private_data
;
267 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
269 if (status
== RPC_STATUS_ERROR
) {
270 data
->cb(rpc
, status
, command_data
, data
->private_data
);
271 free_rpc_cb_data(data
);
274 if (status
== RPC_STATUS_CANCEL
) {
275 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
276 free_rpc_cb_data(data
);
280 rpc_port
= *(uint32_t *)command_data
;
282 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
283 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
284 free_rpc_cb_data(data
);
288 rpc_disconnect(rpc
, "normal disconnect");
289 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
290 data
->cb(rpc
, status
, command_data
, data
->private_data
);
291 free_rpc_cb_data(data
);
296 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
298 struct rpc_cb_data
*data
= private_data
;
300 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
302 if (status
== RPC_STATUS_ERROR
) {
303 data
->cb(rpc
, status
, command_data
, data
->private_data
);
304 free_rpc_cb_data(data
);
307 if (status
== RPC_STATUS_CANCEL
) {
308 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
309 free_rpc_cb_data(data
);
313 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
314 data
->cb(rpc
, status
, command_data
, data
->private_data
);
315 free_rpc_cb_data(data
);
320 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
322 struct rpc_cb_data
*data
= private_data
;
324 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
326 /* Dont want any more callbacks even if the socket is closed */
327 rpc
->connect_cb
= NULL
;
329 if (status
== RPC_STATUS_ERROR
) {
330 data
->cb(rpc
, status
, command_data
, data
->private_data
);
331 free_rpc_cb_data(data
);
334 if (status
== RPC_STATUS_CANCEL
) {
335 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
336 free_rpc_cb_data(data
);
340 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
341 data
->cb(rpc
, status
, command_data
, data
->private_data
);
342 free_rpc_cb_data(data
);
347 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
349 struct rpc_cb_data
*data
;
351 data
= malloc(sizeof(struct rpc_cb_data
));
355 memset(data
, 0, sizeof(struct rpc_cb_data
));
356 data
->server
= strdup(server
);
357 data
->program
= program
;
358 data
->version
= version
;
361 data
->private_data
= private_data
;
363 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
364 rpc_set_error(rpc
, "Failed to start connection");
365 free_rpc_cb_data(data
);
371 void free_nfs_cb_data(struct nfs_cb_data
*data
)
373 if (data
->saved_path
!= NULL
) {
374 free(data
->saved_path
);
375 data
->saved_path
= NULL
;
378 if (data
->continue_data
!= NULL
) {
379 data
->free_continue_data(data
->continue_data
);
380 data
->continue_data
= NULL
;
383 if (data
->fh
.data
.data_val
!= NULL
) {
384 free(data
->fh
.data
.data_val
);
385 data
->fh
.data
.data_val
= NULL
;
388 if (data
->buffer
!= NULL
) {
400 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
402 struct nfs_cb_data
*data
= private_data
;
403 struct nfs_context
*nfs
= data
->nfs
;
405 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
407 if (status
== RPC_STATUS_ERROR
) {
408 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
409 free_nfs_cb_data(data
);
412 if (status
== RPC_STATUS_CANCEL
) {
413 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
414 free_nfs_cb_data(data
);
418 data
->cb(0, nfs
, NULL
, data
->private_data
);
419 free_nfs_cb_data(data
);
422 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
424 struct nfs_cb_data
*data
= private_data
;
425 struct nfs_context
*nfs
= data
->nfs
;
426 FSINFO3res
*res
= command_data
;
427 struct GETATTR3args args
;
429 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
431 if (status
== RPC_STATUS_ERROR
) {
432 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
433 free_nfs_cb_data(data
);
436 if (status
== RPC_STATUS_CANCEL
) {
437 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
438 free_nfs_cb_data(data
);
442 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
443 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
445 memset(&args
, 0, sizeof(GETATTR3args
));
446 args
.object
.data
.data_len
= nfs
->rootfh
.data
.data_len
;
447 args
.object
.data
.data_val
= nfs
->rootfh
.data
.data_val
;
449 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
450 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
451 free_nfs_cb_data(data
);
456 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
458 struct nfs_cb_data
*data
= private_data
;
459 struct nfs_context
*nfs
= data
->nfs
;
461 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
463 if (status
== RPC_STATUS_ERROR
) {
464 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
465 free_nfs_cb_data(data
);
468 if (status
== RPC_STATUS_CANCEL
) {
469 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
470 free_nfs_cb_data(data
);
474 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
475 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
476 free_nfs_cb_data(data
);
482 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
484 struct nfs_cb_data
*data
= private_data
;
485 struct nfs_context
*nfs
= data
->nfs
;
487 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
489 /* Dont want any more callbacks even if the socket is closed */
490 rpc
->connect_cb
= NULL
;
492 if (status
== RPC_STATUS_ERROR
) {
493 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
494 free_nfs_cb_data(data
);
497 if (status
== RPC_STATUS_CANCEL
) {
498 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
499 free_nfs_cb_data(data
);
503 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
504 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
505 free_nfs_cb_data(data
);
511 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
513 struct nfs_cb_data
*data
= private_data
;
514 struct nfs_context
*nfs
= data
->nfs
;
517 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
519 if (status
== RPC_STATUS_ERROR
) {
520 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
521 free_nfs_cb_data(data
);
524 if (status
== RPC_STATUS_CANCEL
) {
525 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
526 free_nfs_cb_data(data
);
531 if (res
->fhs_status
!= MNT3_OK
) {
532 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
));
533 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
534 free_nfs_cb_data(data
);
538 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
539 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
540 if (nfs
->rootfh
.data
.data_val
== NULL
) {
541 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
542 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
543 free_nfs_cb_data(data
);
546 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
548 rpc_disconnect(rpc
, "normal disconnect");
549 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
550 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
551 free_nfs_cb_data(data
);
554 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
555 rpc_set_autoreconnect(rpc
);
559 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
561 struct nfs_cb_data
*data
= private_data
;
562 struct nfs_context
*nfs
= data
->nfs
;
564 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
566 if (status
== RPC_STATUS_ERROR
) {
567 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
568 free_nfs_cb_data(data
);
571 if (status
== RPC_STATUS_CANCEL
) {
572 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
573 free_nfs_cb_data(data
);
577 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
578 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
579 free_nfs_cb_data(data
);
584 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
586 struct nfs_cb_data
*data
= private_data
;
587 struct nfs_context
*nfs
= data
->nfs
;
589 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
591 /* Dont want any more callbacks even if the socket is closed */
592 rpc
->connect_cb
= NULL
;
594 if (status
== RPC_STATUS_ERROR
) {
595 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
596 free_nfs_cb_data(data
);
599 if (status
== RPC_STATUS_CANCEL
) {
600 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
601 free_nfs_cb_data(data
);
605 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
606 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
607 free_nfs_cb_data(data
);
612 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
614 struct nfs_cb_data
*data
= private_data
;
615 struct nfs_context
*nfs
= data
->nfs
;
618 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
620 if (status
== RPC_STATUS_ERROR
) {
621 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
622 free_nfs_cb_data(data
);
625 if (status
== RPC_STATUS_CANCEL
) {
626 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
627 free_nfs_cb_data(data
);
631 mount_port
= *(uint32_t *)command_data
;
632 if (mount_port
== 0) {
633 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
634 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
635 free_nfs_cb_data(data
);
639 rpc_disconnect(rpc
, "normal disconnect");
640 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
641 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
642 free_nfs_cb_data(data
);
648 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
650 struct nfs_cb_data
*data
= private_data
;
651 struct nfs_context
*nfs
= data
->nfs
;
653 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
655 if (status
== RPC_STATUS_ERROR
) {
656 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
657 free_nfs_cb_data(data
);
660 if (status
== RPC_STATUS_CANCEL
) {
661 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
662 free_nfs_cb_data(data
);
666 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
667 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
668 free_nfs_cb_data(data
);
673 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
675 struct nfs_cb_data
*data
= private_data
;
676 struct nfs_context
*nfs
= data
->nfs
;
678 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
680 /* Dont want any more callbacks even if the socket is closed */
681 rpc
->connect_cb
= NULL
;
683 if (status
== RPC_STATUS_ERROR
) {
684 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
685 free_nfs_cb_data(data
);
688 if (status
== RPC_STATUS_CANCEL
) {
689 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
690 free_nfs_cb_data(data
);
694 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
695 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
696 free_nfs_cb_data(data
);
702 * Async call for mounting an nfs share and geting the root filehandle
704 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
706 struct nfs_cb_data
*data
;
707 char *new_server
, *new_export
;
709 data
= malloc(sizeof(struct nfs_cb_data
));
711 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
714 memset(data
, 0, sizeof(struct nfs_cb_data
));
715 new_server
= strdup(server
);
716 new_export
= strdup(export
);
717 if (nfs
->server
!= NULL
) {
720 nfs
->server
= new_server
;
721 if (nfs
->export
!= NULL
) {
724 nfs
->export
= new_export
;
727 data
->private_data
= private_data
;
729 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
730 rpc_set_error(nfs
->rpc
, "Failed to start connection");
731 free_nfs_cb_data(data
);
741 * Functions to first look up a path, component by component, and then finally call a specific function once
742 * the filehandle for the final component is found.
744 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
746 struct nfs_cb_data
*data
= private_data
;
747 struct nfs_context
*nfs
= data
->nfs
;
750 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
752 if (status
== RPC_STATUS_ERROR
) {
753 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
754 free_nfs_cb_data(data
);
757 if (status
== RPC_STATUS_CANCEL
) {
758 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
759 free_nfs_cb_data(data
);
764 if (res
->status
!= NFS3_OK
) {
765 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
));
766 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
767 free_nfs_cb_data(data
);
771 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
772 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
773 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
774 free_nfs_cb_data(data
);
779 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
784 while (*data
->path
== '/') {
789 str
= strchr(path
, '/');
794 while (*data
->path
!= 0) {
800 data
->fh
.data
.data_len
= fh
->data
.data_len
;
801 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
802 if (data
->fh
.data
.data_val
== NULL
) {
803 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
804 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
805 free_nfs_cb_data(data
);
808 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
809 data
->continue_cb(nfs
, data
);
814 memset(&args
, 0, sizeof(LOOKUP3args
));
815 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
816 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
817 args
.what
.name
= path
;
819 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
820 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
821 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
822 free_nfs_cb_data(data
);
828 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
)
830 struct nfs_cb_data
*data
;
832 if (path
[0] != 0 && path
[0] != '/') {
833 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
837 data
= malloc(sizeof(struct nfs_cb_data
));
839 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
842 memset(data
, 0, sizeof(struct nfs_cb_data
));
845 data
->continue_cb
= continue_cb
;
846 data
->continue_data
= continue_data
;
847 data
->free_continue_data
= free_continue_data
;
848 data
->continue_int
= continue_int
;
849 data
->private_data
= private_data
;
850 data
->saved_path
= strdup(path
);
851 if (data
->saved_path
== NULL
) {
852 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
853 free_nfs_cb_data(data
);
856 data
->path
= data
->saved_path
;
858 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
859 /* return 0 here since the callback will be invoked if there is a failure */
872 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
875 struct nfs_cb_data
*data
= private_data
;
876 struct nfs_context
*nfs
= data
->nfs
;
879 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
881 if (status
== RPC_STATUS_ERROR
) {
882 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
883 free_nfs_cb_data(data
);
886 if (status
== RPC_STATUS_CANCEL
) {
887 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
888 free_nfs_cb_data(data
);
893 if (res
->status
!= NFS3_OK
) {
894 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
));
895 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
896 free_nfs_cb_data(data
);
901 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
902 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
903 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
904 st
.st_mode
|= S_IFDIR
;
906 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
907 st
.st_mode
|= S_IFREG
;
909 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
910 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
911 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
913 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
915 st
.st_blksize
= 4096;
916 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
918 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
919 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
920 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
922 data
->cb(0, nfs
, &st
, data
->private_data
);
923 free_nfs_cb_data(data
);
926 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
928 struct GETATTR3args args
;
930 memset(&args
, 0, sizeof(GETATTR3args
));
931 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
932 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
934 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
935 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
936 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
937 free_nfs_cb_data(data
);
943 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
945 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
946 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
960 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
963 struct nfs_cb_data
*data
= private_data
;
964 struct nfs_context
*nfs
= data
->nfs
;
966 unsigned int nfsmode
= 0;
968 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
970 if (status
== RPC_STATUS_ERROR
) {
971 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
972 free_nfs_cb_data(data
);
975 if (status
== RPC_STATUS_CANCEL
) {
976 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
977 free_nfs_cb_data(data
);
982 if (res
->status
!= NFS3_OK
) {
983 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
));
984 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
985 free_nfs_cb_data(data
);
989 if (data
->continue_int
& O_WRONLY
) {
990 nfsmode
|= ACCESS3_MODIFY
;
992 if (data
->continue_int
& O_RDWR
) {
993 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
995 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
996 nfsmode
|= ACCESS3_READ
;
1000 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1001 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1002 nfsmode
&ACCESS3_READ
?'r':'-',
1003 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1004 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1005 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1006 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1007 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1008 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1009 free_nfs_cb_data(data
);
1013 nfsfh
= malloc(sizeof(struct nfsfh
));
1014 if (nfsfh
== NULL
) {
1015 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1016 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1017 free_nfs_cb_data(data
);
1020 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1022 if (data
->continue_int
& O_SYNC
) {
1026 /* steal the filehandle */
1027 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1028 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1029 data
->fh
.data
.data_val
= NULL
;
1031 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1032 free_nfs_cb_data(data
);
1035 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1040 if (data
->continue_int
& O_WRONLY
) {
1041 nfsmode
|= ACCESS3_MODIFY
;
1043 if (data
->continue_int
& O_RDWR
) {
1044 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1046 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1047 nfsmode
|= ACCESS3_READ
;
1050 memset(&args
, 0, sizeof(ACCESS3args
));
1051 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1052 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1053 args
.access
= nfsmode
;
1055 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1056 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1057 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1058 free_nfs_cb_data(data
);
1064 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1066 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1067 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1081 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1083 struct nfs_cb_data
*data
= private_data
;
1084 struct nfs_context
*nfs
= data
->nfs
;
1087 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1089 if (status
== RPC_STATUS_ERROR
) {
1090 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1091 free_nfs_cb_data(data
);
1094 if (status
== RPC_STATUS_CANCEL
) {
1095 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1096 free_nfs_cb_data(data
);
1101 if (res
->status
!= NFS3_OK
) {
1102 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1103 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1104 free_nfs_cb_data(data
);
1108 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1109 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1110 free_nfs_cb_data(data
);
1113 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1115 struct nfs_mcb_data
*mdata
= private_data
;
1116 struct nfs_cb_data
*data
= mdata
->data
;
1117 struct nfs_context
*nfs
= data
->nfs
;
1120 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1124 if (status
== RPC_STATUS_ERROR
) {
1125 /* flag the failure but do not invoke callback until we have received all responses */
1128 if (status
== RPC_STATUS_CANCEL
) {
1129 /* flag the cancellation but do not invoke callback until we have received all responses */
1133 /* reassemble the data into the buffer */
1134 if (status
== RPC_STATUS_SUCCESS
) {
1136 if (res
->status
!= NFS3_OK
) {
1137 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1140 if (res
->READ3res_u
.resok
.count
> 0) {
1141 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1142 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1143 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1149 if (data
->num_calls
> 0) {
1150 /* still waiting for more replies */
1155 if (data
->error
!= 0) {
1156 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1157 free_nfs_cb_data(data
);
1161 if (data
->cancel
!= 0) {
1162 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1163 free_nfs_cb_data(data
);
1168 data
->nfsfh
->offset
= data
->max_offset
;
1169 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1171 free_nfs_cb_data(data
);
1175 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1177 struct nfs_cb_data
*data
;
1179 data
= malloc(sizeof(struct nfs_cb_data
));
1181 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1184 memset(data
, 0, sizeof(struct nfs_cb_data
));
1187 data
->private_data
= private_data
;
1188 data
->nfsfh
= nfsfh
;
1190 nfsfh
->offset
= offset
;
1192 if (count
<= nfs_get_readmax(nfs
)) {
1195 memset(&args
, 0, sizeof(READ3args
));
1196 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1197 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1198 args
.offset
= offset
;
1201 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1202 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1203 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1204 free_nfs_cb_data(data
);
1210 /* trying to read more than maximum server read size, we has to chop it up into smaller
1211 * reads and collect into a reassembly buffer.
1212 * we send all reads in parallel so that performance is still good.
1214 data
->max_offset
= offset
;
1215 data
->start_offset
= offset
;
1217 data
->buffer
= malloc(count
);
1218 if (data
->buffer
== NULL
) {
1219 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1220 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1221 free_nfs_cb_data(data
);
1226 uint64_t readcount
= count
;
1227 struct nfs_mcb_data
*mdata
;
1230 if (readcount
> nfs_get_readmax(nfs
)) {
1231 readcount
= nfs_get_readmax(nfs
);
1234 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1235 if (mdata
== NULL
) {
1236 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1239 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1241 mdata
->offset
= offset
;
1242 mdata
->count
= readcount
;
1244 memset(&args
, 0, sizeof(READ3args
));
1245 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1246 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1247 args
.offset
= offset
;
1248 args
.count
= readcount
;
1250 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1251 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1252 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1258 offset
+= readcount
;
1268 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1270 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1278 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1280 struct nfs_cb_data
*data
= private_data
;
1281 struct nfs_context
*nfs
= data
->nfs
;
1284 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1286 if (status
== RPC_STATUS_ERROR
) {
1287 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1288 free_nfs_cb_data(data
);
1291 if (status
== RPC_STATUS_CANCEL
) {
1292 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1293 free_nfs_cb_data(data
);
1298 if (res
->status
!= NFS3_OK
) {
1299 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1300 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1301 free_nfs_cb_data(data
);
1305 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1306 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1307 free_nfs_cb_data(data
);
1310 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1312 struct nfs_mcb_data
*mdata
= private_data
;
1313 struct nfs_cb_data
*data
= mdata
->data
;
1314 struct nfs_context
*nfs
= data
->nfs
;
1317 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1321 if (status
== RPC_STATUS_ERROR
) {
1322 /* flag the failure but do not invoke callback until we have received all responses */
1325 if (status
== RPC_STATUS_CANCEL
) {
1326 /* flag the cancellation but do not invoke callback until we have received all responses */
1330 if (status
== RPC_STATUS_SUCCESS
) {
1332 if (res
->status
!= NFS3_OK
) {
1333 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1336 if (res
->WRITE3res_u
.resok
.count
> 0) {
1337 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1338 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1344 if (data
->num_calls
> 0) {
1345 /* still waiting for more replies */
1350 if (data
->error
!= 0) {
1351 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1352 free_nfs_cb_data(data
);
1356 if (data
->cancel
!= 0) {
1357 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1358 free_nfs_cb_data(data
);
1363 data
->nfsfh
->offset
= data
->max_offset
;
1364 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1366 free_nfs_cb_data(data
);
1371 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
)
1373 struct nfs_cb_data
*data
;
1375 data
= malloc(sizeof(struct nfs_cb_data
));
1377 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1380 memset(data
, 0, sizeof(struct nfs_cb_data
));
1383 data
->private_data
= private_data
;
1384 data
->nfsfh
= nfsfh
;
1386 nfsfh
->offset
= offset
;
1388 if (count
<= nfs_get_writemax(nfs
)) {
1391 memset(&args
, 0, sizeof(WRITE3args
));
1392 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1393 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1394 args
.offset
= offset
;
1396 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1397 args
.data
.data_len
= count
;
1398 args
.data
.data_val
= buf
;
1400 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1401 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1402 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1403 free_nfs_cb_data(data
);
1409 /* trying to write more than maximum server write size, we has to chop it up into smaller
1411 * we send all writes in parallel so that performance is still good.
1413 data
->max_offset
= offset
;
1414 data
->start_offset
= offset
;
1417 uint64_t writecount
= count
;
1418 struct nfs_mcb_data
*mdata
;
1421 if (writecount
> nfs_get_writemax(nfs
)) {
1422 writecount
= nfs_get_writemax(nfs
);
1425 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1426 if (mdata
== NULL
) {
1427 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1430 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1432 mdata
->offset
= offset
;
1433 mdata
->count
= writecount
;
1435 memset(&args
, 0, sizeof(WRITE3args
));
1436 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1437 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1438 args
.offset
= offset
;
1439 args
.count
= writecount
;
1440 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1441 args
.data
.data_len
= writecount
;
1442 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1444 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1445 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1446 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1451 count
-= writecount
;
1452 offset
+= writecount
;
1462 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1464 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1474 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1476 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1477 free(nfsfh
->fh
.data
.data_val
);
1478 nfsfh
->fh
.data
.data_val
= NULL
;
1482 cb(0, nfs
, NULL
, private_data
);
1493 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1495 struct nfs_cb_data
*data
;
1496 struct GETATTR3args args
;
1498 data
= malloc(sizeof(struct nfs_cb_data
));
1500 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1503 memset(data
, 0, sizeof(struct nfs_cb_data
));
1506 data
->private_data
= private_data
;
1508 memset(&args
, 0, sizeof(GETATTR3args
));
1509 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1510 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1512 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1513 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1514 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1515 free_nfs_cb_data(data
);
1526 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1528 struct nfs_cb_data
*data
= private_data
;
1529 struct nfs_context
*nfs
= data
->nfs
;
1532 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1534 if (status
== RPC_STATUS_ERROR
) {
1535 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1536 free_nfs_cb_data(data
);
1539 if (status
== RPC_STATUS_CANCEL
) {
1540 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1541 free_nfs_cb_data(data
);
1546 if (res
->status
!= NFS3_OK
) {
1547 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1548 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1549 free_nfs_cb_data(data
);
1553 data
->cb(0, nfs
, NULL
, data
->private_data
);
1554 free_nfs_cb_data(data
);
1557 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1559 struct nfs_cb_data
*data
;
1561 data
= malloc(sizeof(struct nfs_cb_data
));
1563 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1566 memset(data
, 0, sizeof(struct nfs_cb_data
));
1569 data
->private_data
= private_data
;
1571 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1572 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1573 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1574 free_nfs_cb_data(data
);
1586 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1588 struct nfs_cb_data
*data
= private_data
;
1589 struct nfs_context
*nfs
= data
->nfs
;
1592 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1594 if (status
== RPC_STATUS_ERROR
) {
1595 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1596 free_nfs_cb_data(data
);
1599 if (status
== RPC_STATUS_CANCEL
) {
1600 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1601 free_nfs_cb_data(data
);
1606 if (res
->status
!= NFS3_OK
) {
1607 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1608 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1609 free_nfs_cb_data(data
);
1613 data
->cb(0, nfs
, NULL
, data
->private_data
);
1614 free_nfs_cb_data(data
);
1617 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1619 struct nfs_cb_data
*data
;
1622 data
= malloc(sizeof(struct nfs_cb_data
));
1624 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1627 memset(data
, 0, sizeof(struct nfs_cb_data
));
1630 data
->private_data
= private_data
;
1632 memset(&args
, 0, sizeof(SETATTR3args
));
1633 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1634 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1635 args
.new_attributes
.size
.set_it
= 1;
1636 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1638 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1639 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1640 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1641 free_nfs_cb_data(data
);
1651 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1653 uint64_t offset
= data
->continue_int
;
1656 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1657 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1659 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1660 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1661 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1662 free_nfs_cb_data(data
);
1665 free_nfs_cb_data(data
);
1669 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1675 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1676 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1689 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1692 struct nfs_cb_data
*data
= private_data
;
1693 struct nfs_context
*nfs
= data
->nfs
;
1694 char *str
= data
->continue_data
;
1696 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1698 str
= &str
[strlen(str
) + 1];
1700 if (status
== RPC_STATUS_ERROR
) {
1701 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1702 free_nfs_cb_data(data
);
1705 if (status
== RPC_STATUS_CANCEL
) {
1706 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1707 free_nfs_cb_data(data
);
1712 if (res
->status
!= NFS3_OK
) {
1713 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
));
1714 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1715 free_nfs_cb_data(data
);
1719 data
->cb(0, nfs
, NULL
, data
->private_data
);
1720 free_nfs_cb_data(data
);
1723 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1725 char *str
= data
->continue_data
;
1728 str
= &str
[strlen(str
) + 1];
1730 memset(&args
, 0, sizeof(MKDIR3args
));
1731 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1732 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1733 args
.where
.name
= str
;
1734 args
.attributes
.mode
.set_it
= 1;
1735 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1737 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1738 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1739 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1740 free_nfs_cb_data(data
);
1746 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1751 new_path
= strdup(path
);
1752 if (new_path
== NULL
) {
1753 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1757 ptr
= strrchr(new_path
, '/');
1759 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1764 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1765 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1766 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1780 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1783 struct nfs_cb_data
*data
= private_data
;
1784 struct nfs_context
*nfs
= data
->nfs
;
1785 char *str
= data
->continue_data
;
1787 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1789 str
= &str
[strlen(str
) + 1];
1791 if (status
== RPC_STATUS_ERROR
) {
1792 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1793 free_nfs_cb_data(data
);
1796 if (status
== RPC_STATUS_CANCEL
) {
1797 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1798 free_nfs_cb_data(data
);
1803 if (res
->status
!= NFS3_OK
) {
1804 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
));
1805 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1806 free_nfs_cb_data(data
);
1810 data
->cb(0, nfs
, NULL
, data
->private_data
);
1811 free_nfs_cb_data(data
);
1814 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1816 char *str
= data
->continue_data
;
1818 str
= &str
[strlen(str
) + 1];
1820 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1821 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1822 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1823 free_nfs_cb_data(data
);
1829 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1834 new_path
= strdup(path
);
1835 if (new_path
== NULL
) {
1836 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1840 ptr
= strrchr(new_path
, '/');
1842 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1847 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1848 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1849 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1862 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1865 struct nfs_cb_data
*data
= private_data
;
1866 struct nfs_context
*nfs
= data
->nfs
;
1867 struct nfsfh
*nfsfh
;
1868 char *str
= data
->continue_data
;
1870 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1872 if (status
== RPC_STATUS_ERROR
) {
1873 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1874 free_nfs_cb_data(data
);
1877 if (status
== RPC_STATUS_CANCEL
) {
1878 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1879 free_nfs_cb_data(data
);
1883 str
= &str
[strlen(str
) + 1];
1885 if (res
->status
!= NFS3_OK
) {
1886 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
));
1887 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1892 nfsfh
= malloc(sizeof(struct nfsfh
));
1893 if (nfsfh
== NULL
) {
1894 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1895 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1896 free_nfs_cb_data(data
);
1899 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1901 /* copy the filehandle */
1902 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
1903 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
1904 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
1906 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1907 free_nfs_cb_data(data
);
1912 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1915 struct nfs_cb_data
*data
= private_data
;
1916 struct nfs_context
*nfs
= data
->nfs
;
1917 char *str
= data
->continue_data
;
1920 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1922 if (status
== RPC_STATUS_ERROR
) {
1923 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1924 free_nfs_cb_data(data
);
1927 if (status
== RPC_STATUS_CANCEL
) {
1928 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1929 free_nfs_cb_data(data
);
1933 str
= &str
[strlen(str
) + 1];
1935 if (res
->status
!= NFS3_OK
) {
1936 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
));
1937 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1938 free_nfs_cb_data(data
);
1942 memset(&args
, 0, sizeof(LOOKUP3args
));
1943 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1944 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1945 args
.what
.name
= str
;
1947 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
1948 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1949 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1950 free_nfs_cb_data(data
);
1956 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1958 char *str
= data
->continue_data
;
1961 str
= &str
[strlen(str
) + 1];
1963 memset(&args
, 0, sizeof(CREATE3args
));
1964 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1965 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1966 args
.where
.name
= str
;
1967 args
.how
.mode
= UNCHECKED
;
1968 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
1969 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
1971 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
1972 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1973 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1974 free_nfs_cb_data(data
);
1980 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1985 new_path
= strdup(path
);
1986 if (new_path
== NULL
) {
1987 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1991 ptr
= strrchr(new_path
, '/');
1993 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1998 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
1999 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2000 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2013 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2016 struct nfs_cb_data
*data
= private_data
;
2017 struct nfs_context
*nfs
= data
->nfs
;
2018 char *str
= data
->continue_data
;
2020 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2022 str
= &str
[strlen(str
) + 1];
2024 if (status
== RPC_STATUS_ERROR
) {
2025 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2026 free_nfs_cb_data(data
);
2029 if (status
== RPC_STATUS_CANCEL
) {
2030 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2031 free_nfs_cb_data(data
);
2036 if (res
->status
!= NFS3_OK
) {
2037 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
));
2038 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2039 free_nfs_cb_data(data
);
2043 data
->cb(0, nfs
, NULL
, data
->private_data
);
2044 free_nfs_cb_data(data
);
2047 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2049 char *str
= data
->continue_data
;
2051 str
= &str
[strlen(str
) + 1];
2053 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2054 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2055 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2056 free_nfs_cb_data(data
);
2062 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2067 new_path
= strdup(path
);
2068 if (new_path
== NULL
) {
2069 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2073 ptr
= strrchr(new_path
, '/');
2075 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2080 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2081 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2082 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2093 struct mknod_cb_data
{
2100 static void free_mknod_cb_data(void *ptr
)
2102 struct mknod_cb_data
*data
= ptr
;
2108 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2111 struct nfs_cb_data
*data
= private_data
;
2112 struct nfs_context
*nfs
= data
->nfs
;
2113 char *str
= data
->continue_data
;
2115 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2117 str
= &str
[strlen(str
) + 1];
2119 if (status
== RPC_STATUS_ERROR
) {
2120 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2121 free_nfs_cb_data(data
);
2124 if (status
== RPC_STATUS_CANCEL
) {
2125 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2126 free_nfs_cb_data(data
);
2131 if (res
->status
!= NFS3_OK
) {
2132 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
));
2133 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2134 free_nfs_cb_data(data
);
2138 data
->cb(0, nfs
, NULL
, data
->private_data
);
2139 free_nfs_cb_data(data
);
2142 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2144 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2145 char *str
= cb_data
->path
;
2147 str
= &str
[strlen(str
) + 1];
2149 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2150 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2151 free_nfs_cb_data(data
);
2157 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2160 struct mknod_cb_data
*cb_data
;
2162 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2163 if (cb_data
== NULL
) {
2164 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2168 cb_data
->path
= strdup(path
);
2169 if (cb_data
->path
== NULL
) {
2170 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2175 ptr
= strrchr(cb_data
->path
, '/');
2177 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2182 cb_data
->mode
= mode
;
2183 cb_data
->major
= major(dev
);
2184 cb_data
->minor
= minor(dev
);
2186 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2187 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2188 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2189 free_mknod_cb_data(cb_data
);
2200 /* ReadDirPlus Emulation Callback data */
2201 struct rdpe_cb_data
{
2204 struct nfs_cb_data
*data
;
2207 /* ReadDirPlus Emulation LOOKUP Callback data */
2208 struct rdpe_lookup_cb_data
{
2209 struct rdpe_cb_data
*rdpe_cb_data
;
2210 struct nfsdirent
*nfsdirent
;
2213 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2214 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2216 LOOKUP3res
*res
= command_data
;
2217 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2218 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2219 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2220 struct nfsdir
*nfsdir
= data
->continue_data
;
2221 struct nfs_context
*nfs
= data
->nfs
;
2222 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2224 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2226 free(rdpe_lookup_cb_data
);
2228 rdpe_cb_data
->getattrcount
--;
2230 if (status
== RPC_STATUS_ERROR
) {
2231 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2233 if (status
== RPC_STATUS_CANCEL
) {
2234 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2236 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2237 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2239 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2240 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2241 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2243 nfsdirent
->type
= attributes
->type
;
2244 nfsdirent
->mode
= attributes
->mode
;
2245 nfsdirent
->size
= attributes
->size
;
2247 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2248 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2249 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2250 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2251 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2252 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2256 if (rdpe_cb_data
->getattrcount
== 0) {
2257 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2258 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2259 nfs_free_nfsdir(nfsdir
);
2261 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2265 data
->continue_data
= NULL
;
2266 free_nfs_cb_data(data
);
2270 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2272 READDIR3res
*res
= command_data
;
2273 struct nfs_cb_data
*data
= private_data
;
2274 struct nfs_context
*nfs
= data
->nfs
;
2275 struct nfsdir
*nfsdir
= data
->continue_data
;
2276 struct nfsdirent
*nfsdirent
;
2277 struct entry3
*entry
;
2279 struct rdpe_cb_data
*rdpe_cb_data
;
2281 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2283 if (status
== RPC_STATUS_ERROR
) {
2284 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2285 nfs_free_nfsdir(nfsdir
);
2286 data
->continue_data
= NULL
;
2287 free_nfs_cb_data(data
);
2291 if (status
== RPC_STATUS_CANCEL
) {
2292 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2293 nfs_free_nfsdir(nfsdir
);
2294 data
->continue_data
= NULL
;
2295 free_nfs_cb_data(data
);
2299 if (res
->status
!= NFS3_OK
) {
2300 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
));
2301 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2302 nfs_free_nfsdir(nfsdir
);
2303 data
->continue_data
= NULL
;
2304 free_nfs_cb_data(data
);
2308 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2309 while (entry
!= NULL
) {
2310 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2311 if (nfsdirent
== NULL
) {
2312 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2313 nfs_free_nfsdir(nfsdir
);
2314 data
->continue_data
= NULL
;
2315 free_nfs_cb_data(data
);
2318 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2319 nfsdirent
->name
= strdup(entry
->name
);
2320 if (nfsdirent
->name
== NULL
) {
2321 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2322 nfs_free_nfsdir(nfsdir
);
2323 data
->continue_data
= NULL
;
2324 free_nfs_cb_data(data
);
2327 nfsdirent
->inode
= entry
->fileid
;
2329 nfsdirent
->next
= nfsdir
->entries
;
2330 nfsdir
->entries
= nfsdirent
;
2332 cookie
= entry
->cookie
;
2333 entry
= entry
->nextentry
;
2336 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2337 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2338 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2339 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2340 nfs_free_nfsdir(nfsdir
);
2341 data
->continue_data
= NULL
;
2342 free_nfs_cb_data(data
);
2348 /* steal the dirhandle */
2349 nfsdir
->current
= nfsdir
->entries
;
2351 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2352 rdpe_cb_data
->getattrcount
= 0;
2353 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2354 rdpe_cb_data
->data
= data
;
2355 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2356 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2359 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2360 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2361 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2363 memset(&args
, 0, sizeof(LOOKUP3args
));
2364 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2365 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2366 args
.what
.name
= nfsdirent
->name
;
2368 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2369 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2371 /* if we have already commands in flight, we cant just stop, we have to wait for the
2372 * commands in flight to complete
2374 if (rdpe_cb_data
->getattrcount
> 0) {
2375 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2376 free(rdpe_lookup_cb_data
);
2380 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2381 nfs_free_nfsdir(nfsdir
);
2382 data
->continue_data
= NULL
;
2383 free_nfs_cb_data(data
);
2384 free(rdpe_lookup_cb_data
);
2388 rdpe_cb_data
->getattrcount
++;
2393 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2395 READDIRPLUS3res
*res
= command_data
;
2396 struct nfs_cb_data
*data
= private_data
;
2397 struct nfs_context
*nfs
= data
->nfs
;
2398 struct nfsdir
*nfsdir
= data
->continue_data
;
2399 struct entryplus3
*entry
;
2402 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2404 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2407 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2408 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2409 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2410 nfs_free_nfsdir(nfsdir
);
2411 data
->continue_data
= NULL
;
2412 free_nfs_cb_data(data
);
2418 if (status
== RPC_STATUS_CANCEL
) {
2419 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2420 nfs_free_nfsdir(nfsdir
);
2421 data
->continue_data
= NULL
;
2422 free_nfs_cb_data(data
);
2426 if (res
->status
!= NFS3_OK
) {
2427 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
));
2428 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2429 nfs_free_nfsdir(nfsdir
);
2430 data
->continue_data
= NULL
;
2431 free_nfs_cb_data(data
);
2435 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2436 while (entry
!= NULL
) {
2437 struct nfsdirent
*nfsdirent
;
2439 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2440 if (nfsdirent
== NULL
) {
2441 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2442 nfs_free_nfsdir(nfsdir
);
2443 data
->continue_data
= NULL
;
2444 free_nfs_cb_data(data
);
2447 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2448 nfsdirent
->name
= strdup(entry
->name
);
2449 if (nfsdirent
->name
== NULL
) {
2450 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2451 nfs_free_nfsdir(nfsdir
);
2452 data
->continue_data
= NULL
;
2453 free_nfs_cb_data(data
);
2456 nfsdirent
->inode
= entry
->fileid
;
2457 if (entry
->name_attributes
.attributes_follow
) {
2458 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2459 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2460 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2462 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2463 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2464 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2465 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2466 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2467 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2470 nfsdirent
->next
= nfsdir
->entries
;
2471 nfsdir
->entries
= nfsdirent
;
2473 cookie
= entry
->cookie
;
2474 entry
= entry
->nextentry
;
2477 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2478 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2479 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2480 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2481 nfs_free_nfsdir(nfsdir
);
2482 data
->continue_data
= NULL
;
2483 free_nfs_cb_data(data
);
2489 /* steal the dirhandle */
2490 data
->continue_data
= NULL
;
2491 nfsdir
->current
= nfsdir
->entries
;
2493 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2494 free_nfs_cb_data(data
);
2497 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2501 memset(cv
, 0, sizeof(cookieverf3
));
2502 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2503 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2504 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2505 free_nfs_cb_data(data
);
2511 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2513 struct nfsdir
*nfsdir
;
2515 nfsdir
= malloc(sizeof(struct nfsdir
));
2516 if (nfsdir
== NULL
) {
2517 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2520 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2522 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2523 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2531 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2533 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2535 if (nfsdir
->current
!= NULL
) {
2536 nfsdir
->current
= nfsdir
->current
->next
;
2542 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2544 nfs_free_nfsdir(nfsdir
);
2556 struct lseek_cb_data
{
2557 struct nfs_context
*nfs
;
2558 struct nfsfh
*nfsfh
;
2564 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2567 struct lseek_cb_data
*data
= private_data
;
2568 struct nfs_context
*nfs
= data
->nfs
;
2570 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2572 if (status
== RPC_STATUS_ERROR
) {
2573 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2577 if (status
== RPC_STATUS_CANCEL
) {
2578 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2584 if (res
->status
!= NFS3_OK
) {
2585 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2586 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2591 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2592 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2596 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2598 struct lseek_cb_data
*data
;
2599 struct GETATTR3args args
;
2601 if (whence
== SEEK_SET
) {
2602 nfsfh
->offset
= offset
;
2603 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2606 if (whence
== SEEK_CUR
) {
2607 nfsfh
->offset
+= offset
;
2608 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2612 data
= malloc(sizeof(struct lseek_cb_data
));
2614 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2619 data
->nfsfh
= nfsfh
;
2620 data
->offset
= offset
;
2622 data
->private_data
= private_data
;
2624 memset(&args
, 0, sizeof(GETATTR3args
));
2625 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2626 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2628 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2629 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2642 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2645 struct nfs_cb_data
*data
= private_data
;
2646 struct nfs_context
*nfs
= data
->nfs
;
2647 struct statvfs svfs
;
2649 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2651 if (status
== RPC_STATUS_ERROR
) {
2652 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2653 free_nfs_cb_data(data
);
2656 if (status
== RPC_STATUS_CANCEL
) {
2657 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2658 free_nfs_cb_data(data
);
2663 if (res
->status
!= NFS3_OK
) {
2664 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
));
2665 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2666 free_nfs_cb_data(data
);
2670 svfs
.f_bsize
= 4096;
2671 svfs
.f_frsize
= 4096;
2672 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2673 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2674 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2675 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2676 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2677 #if !defined(ANDROID)
2678 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2681 svfs
.f_namemax
= 256;
2684 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2685 free_nfs_cb_data(data
);
2688 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2690 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2691 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2692 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2693 free_nfs_cb_data(data
);
2699 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2701 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2702 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2715 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2718 struct nfs_cb_data
*data
= private_data
;
2719 struct nfs_context
*nfs
= data
->nfs
;
2721 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2723 if (status
== RPC_STATUS_ERROR
) {
2724 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2725 free_nfs_cb_data(data
);
2728 if (status
== RPC_STATUS_CANCEL
) {
2729 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2730 free_nfs_cb_data(data
);
2735 if (res
->status
!= NFS3_OK
) {
2736 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
));
2737 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2738 free_nfs_cb_data(data
);
2743 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2744 free_nfs_cb_data(data
);
2747 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2751 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2752 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2754 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2755 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2756 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2757 free_nfs_cb_data(data
);
2763 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2765 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2766 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2779 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2781 struct nfs_cb_data
*data
= private_data
;
2782 struct nfs_context
*nfs
= data
->nfs
;
2785 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2787 if (status
== RPC_STATUS_ERROR
) {
2788 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2789 free_nfs_cb_data(data
);
2792 if (status
== RPC_STATUS_CANCEL
) {
2793 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2794 free_nfs_cb_data(data
);
2799 if (res
->status
!= NFS3_OK
) {
2800 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2801 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2802 free_nfs_cb_data(data
);
2806 data
->cb(0, nfs
, NULL
, data
->private_data
);
2807 free_nfs_cb_data(data
);
2810 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2814 memset(&args
, 0, sizeof(SETATTR3args
));
2815 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2816 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2817 args
.new_attributes
.mode
.set_it
= 1;
2818 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2820 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2821 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2822 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2823 free_nfs_cb_data(data
);
2830 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2832 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2833 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2843 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2845 struct nfs_cb_data
*data
;
2847 data
= malloc(sizeof(struct nfs_cb_data
));
2849 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2852 memset(data
, 0, sizeof(struct nfs_cb_data
));
2855 data
->private_data
= private_data
;
2856 data
->continue_int
= mode
;
2857 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2858 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2859 if (data
->fh
.data
.data_val
== NULL
) {
2860 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2861 free_nfs_cb_data(data
);
2864 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2866 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2867 free_nfs_cb_data(data
);
2879 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2881 struct nfs_cb_data
*data
= private_data
;
2882 struct nfs_context
*nfs
= data
->nfs
;
2885 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2887 if (status
== RPC_STATUS_ERROR
) {
2888 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2889 free_nfs_cb_data(data
);
2892 if (status
== RPC_STATUS_CANCEL
) {
2893 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2894 free_nfs_cb_data(data
);
2899 if (res
->status
!= NFS3_OK
) {
2900 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2901 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2902 free_nfs_cb_data(data
);
2906 data
->cb(0, nfs
, NULL
, data
->private_data
);
2907 free_nfs_cb_data(data
);
2910 struct nfs_chown_data
{
2915 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2918 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2920 memset(&args
, 0, sizeof(SETATTR3args
));
2921 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2922 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2923 if (chown_data
->uid
!= (uid_t
)-1) {
2924 args
.new_attributes
.uid
.set_it
= 1;
2925 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2927 if (chown_data
->gid
!= (gid_t
)-1) {
2928 args
.new_attributes
.gid
.set_it
= 1;
2929 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2932 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2933 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2934 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2935 free_nfs_cb_data(data
);
2942 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2944 struct nfs_chown_data
*chown_data
;
2946 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2947 if (chown_data
== NULL
) {
2948 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2952 chown_data
->uid
= uid
;
2953 chown_data
->gid
= gid
;
2955 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2956 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2967 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2969 struct nfs_cb_data
*data
;
2970 struct nfs_chown_data
*chown_data
;
2972 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2973 if (chown_data
== NULL
) {
2974 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2978 chown_data
->uid
= uid
;
2979 chown_data
->gid
= gid
;
2982 data
= malloc(sizeof(struct nfs_cb_data
));
2984 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2987 memset(data
, 0, sizeof(struct nfs_cb_data
));
2990 data
->private_data
= private_data
;
2991 data
->continue_data
= chown_data
;
2992 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2993 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2994 if (data
->fh
.data
.data_val
== NULL
) {
2995 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2996 free_nfs_cb_data(data
);
2999 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3002 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3003 free_nfs_cb_data(data
);
3017 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3019 struct nfs_cb_data
*data
= private_data
;
3020 struct nfs_context
*nfs
= data
->nfs
;
3023 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3025 if (status
== RPC_STATUS_ERROR
) {
3026 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3027 free_nfs_cb_data(data
);
3030 if (status
== RPC_STATUS_CANCEL
) {
3031 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3032 free_nfs_cb_data(data
);
3037 if (res
->status
!= NFS3_OK
) {
3038 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3039 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3040 free_nfs_cb_data(data
);
3044 data
->cb(0, nfs
, NULL
, data
->private_data
);
3045 free_nfs_cb_data(data
);
3048 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3051 struct timeval
*utimes_data
= data
->continue_data
;
3053 memset(&args
, 0, sizeof(SETATTR3args
));
3054 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3055 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3056 if (utimes_data
!= NULL
) {
3057 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3058 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3059 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3060 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3061 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3062 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3064 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3065 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3068 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3069 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3070 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3071 free_nfs_cb_data(data
);
3078 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3080 struct timeval
*new_times
= NULL
;
3082 if (times
!= NULL
) {
3083 new_times
= malloc(sizeof(struct timeval
)*2);
3084 if (new_times
== NULL
) {
3085 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3089 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3092 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3093 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3103 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3105 struct timeval
*new_times
= NULL
;
3107 if (times
!= NULL
) {
3108 new_times
= malloc(sizeof(struct timeval
)*2);
3109 if (new_times
== NULL
) {
3110 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3114 new_times
[0].tv_sec
= times
->actime
;
3115 new_times
[0].tv_usec
= 0;
3116 new_times
[1].tv_sec
= times
->modtime
;
3117 new_times
[1].tv_usec
= 0;
3120 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3121 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3132 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3135 struct nfs_cb_data
*data
= private_data
;
3136 struct nfs_context
*nfs
= data
->nfs
;
3137 unsigned int nfsmode
= 0;
3139 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3141 if (status
== RPC_STATUS_ERROR
) {
3142 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3143 free_nfs_cb_data(data
);
3146 if (status
== RPC_STATUS_CANCEL
) {
3147 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3148 free_nfs_cb_data(data
);
3153 if (res
->status
!= NFS3_OK
) {
3154 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
));
3155 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3156 free_nfs_cb_data(data
);
3160 if (data
->continue_int
& R_OK
) {
3161 nfsmode
|= ACCESS3_READ
;
3163 if (data
->continue_int
& W_OK
) {
3164 nfsmode
|= ACCESS3_MODIFY
;
3166 if (data
->continue_int
& X_OK
) {
3167 nfsmode
|= ACCESS3_EXECUTE
;
3170 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3171 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3172 nfsmode
&ACCESS3_READ
?'r':'-',
3173 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3174 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3175 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3176 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3177 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3178 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3179 free_nfs_cb_data(data
);
3183 data
->cb(0, nfs
, NULL
, data
->private_data
);
3184 free_nfs_cb_data(data
);
3187 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3192 if (data
->continue_int
& R_OK
) {
3193 nfsmode
|= ACCESS3_READ
;
3195 if (data
->continue_int
& W_OK
) {
3196 nfsmode
|= ACCESS3_MODIFY
;
3198 if (data
->continue_int
& X_OK
) {
3199 nfsmode
|= ACCESS3_EXECUTE
;
3202 memset(&args
, 0, sizeof(ACCESS3args
));
3203 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3204 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3205 args
.access
= nfsmode
;
3207 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3208 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3209 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3210 free_nfs_cb_data(data
);
3216 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3218 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3219 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3231 struct nfs_symlink_data
{
3233 char *newpathparent
;
3234 char *newpathobject
;
3237 static void free_nfs_symlink_data(void *mem
)
3239 struct nfs_symlink_data
*data
= mem
;
3241 if (data
->oldpath
!= NULL
) {
3242 free(data
->oldpath
);
3244 if (data
->newpathparent
!= NULL
) {
3245 free(data
->newpathparent
);
3247 if (data
->newpathobject
!= NULL
) {
3248 free(data
->newpathobject
);
3253 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3256 struct nfs_cb_data
*data
= private_data
;
3257 struct nfs_context
*nfs
= data
->nfs
;
3258 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3260 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3262 if (status
== RPC_STATUS_ERROR
) {
3263 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3264 free_nfs_cb_data(data
);
3267 if (status
== RPC_STATUS_CANCEL
) {
3268 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3269 free_nfs_cb_data(data
);
3274 if (res
->status
!= NFS3_OK
) {
3275 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
));
3276 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3277 free_nfs_cb_data(data
);
3281 data
->cb(0, nfs
, NULL
, data
->private_data
);
3282 free_nfs_cb_data(data
);
3285 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3287 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3290 memset(&sa
, 0, sizeof(SYMLINK3args
));
3291 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3292 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3293 sa
.where
.name
= symlink_data
->newpathobject
;
3294 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3295 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
;
3296 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3298 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3299 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3300 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3301 free_nfs_cb_data(data
);
3307 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3310 struct nfs_symlink_data
*symlink_data
;
3312 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3313 if (symlink_data
== NULL
) {
3314 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3317 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3319 symlink_data
->oldpath
= strdup(oldpath
);
3320 if (symlink_data
->oldpath
== NULL
) {
3321 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3322 free_nfs_symlink_data(symlink_data
);
3326 symlink_data
->newpathparent
= strdup(newpath
);
3327 if (symlink_data
->newpathparent
== NULL
) {
3328 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3329 free_nfs_symlink_data(symlink_data
);
3333 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3335 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3336 free_nfs_symlink_data(symlink_data
);
3342 symlink_data
->newpathobject
= strdup(ptr
);
3343 if (symlink_data
->newpathobject
== NULL
) {
3344 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3345 free_nfs_symlink_data(symlink_data
);
3349 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3350 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3362 struct nfs_rename_data
{
3365 struct nfs_fh3 olddir
;
3368 struct nfs_fh3 newdir
;
3371 static void free_nfs_rename_data(void *mem
)
3373 struct nfs_rename_data
*data
= mem
;
3375 if (data
->oldpath
!= NULL
) {
3376 free(data
->oldpath
);
3378 if (data
->olddir
.data
.data_val
!= NULL
) {
3379 free(data
->olddir
.data
.data_val
);
3381 if (data
->newpath
!= NULL
) {
3382 free(data
->newpath
);
3384 if (data
->newdir
.data
.data_val
!= NULL
) {
3385 free(data
->newdir
.data
.data_val
);
3390 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3393 struct nfs_cb_data
*data
= private_data
;
3394 struct nfs_context
*nfs
= data
->nfs
;
3395 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3397 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3399 if (status
== RPC_STATUS_ERROR
) {
3400 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3401 free_nfs_cb_data(data
);
3404 if (status
== RPC_STATUS_CANCEL
) {
3405 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3406 free_nfs_cb_data(data
);
3411 if (res
->status
!= NFS3_OK
) {
3412 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
));
3413 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3414 free_nfs_cb_data(data
);
3418 data
->cb(0, nfs
, NULL
, data
->private_data
);
3419 free_nfs_cb_data(data
);
3422 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3424 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3426 /* steal the filehandle */
3427 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3428 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3429 data
->fh
.data
.data_val
= NULL
;
3431 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3432 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3433 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3434 free_nfs_cb_data(data
);
3441 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3443 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3445 /* steal the filehandle */
3446 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3447 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3448 data
->fh
.data
.data_val
= NULL
;
3450 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) {
3451 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3452 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3453 free_nfs_cb_data(data
);
3456 data
->continue_data
= NULL
;
3457 free_nfs_cb_data(data
);
3463 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3466 struct nfs_rename_data
*rename_data
;
3468 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3469 if (rename_data
== NULL
) {
3470 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3473 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3475 rename_data
->oldpath
= strdup(oldpath
);
3476 if (rename_data
->oldpath
== NULL
) {
3477 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3478 free_nfs_rename_data(rename_data
);
3481 ptr
= strrchr(rename_data
->oldpath
, '/');
3483 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3484 free_nfs_rename_data(rename_data
);
3489 rename_data
->oldobject
= ptr
;
3492 rename_data
->newpath
= strdup(newpath
);
3493 if (rename_data
->newpath
== NULL
) {
3494 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3495 free_nfs_rename_data(rename_data
);
3498 ptr
= strrchr(rename_data
->newpath
, '/');
3500 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3501 free_nfs_rename_data(rename_data
);
3506 rename_data
->newobject
= ptr
;
3509 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3510 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3521 struct nfs_link_data
{
3523 struct nfs_fh3 oldfh
;
3526 struct nfs_fh3 newdir
;
3529 static void free_nfs_link_data(void *mem
)
3531 struct nfs_link_data
*data
= mem
;
3533 if (data
->oldpath
!= NULL
) {
3534 free(data
->oldpath
);
3536 if (data
->oldfh
.data
.data_val
!= NULL
) {
3537 free(data
->oldfh
.data
.data_val
);
3539 if (data
->newpath
!= NULL
) {
3540 free(data
->newpath
);
3542 if (data
->newdir
.data
.data_val
!= NULL
) {
3543 free(data
->newdir
.data
.data_val
);
3548 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3551 struct nfs_cb_data
*data
= private_data
;
3552 struct nfs_context
*nfs
= data
->nfs
;
3553 struct nfs_link_data
*link_data
= data
->continue_data
;
3555 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3557 if (status
== RPC_STATUS_ERROR
) {
3558 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3559 free_nfs_cb_data(data
);
3562 if (status
== RPC_STATUS_CANCEL
) {
3563 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3564 free_nfs_cb_data(data
);
3569 if (res
->status
!= NFS3_OK
) {
3570 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
));
3571 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3572 free_nfs_cb_data(data
);
3576 data
->cb(0, nfs
, NULL
, data
->private_data
);
3577 free_nfs_cb_data(data
);
3580 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3582 struct nfs_link_data
*link_data
= data
->continue_data
;
3584 /* steal the filehandle */
3585 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3586 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3587 data
->fh
.data
.data_val
= NULL
;
3589 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3590 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3591 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3592 free_nfs_cb_data(data
);
3599 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3601 struct nfs_link_data
*link_data
= data
->continue_data
;
3603 /* steal the filehandle */
3604 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3605 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3606 data
->fh
.data
.data_val
= NULL
;
3608 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) {
3609 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3610 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3611 free_nfs_cb_data(data
);
3614 data
->continue_data
= NULL
;
3615 free_nfs_cb_data(data
);
3621 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3624 struct nfs_link_data
*link_data
;
3626 link_data
= malloc(sizeof(struct nfs_link_data
));
3627 if (link_data
== NULL
) {
3628 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3631 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3633 link_data
->oldpath
= strdup(oldpath
);
3634 if (link_data
->oldpath
== NULL
) {
3635 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3636 free_nfs_link_data(link_data
);
3640 link_data
->newpath
= strdup(newpath
);
3641 if (link_data
->newpath
== NULL
) {
3642 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3643 free_nfs_link_data(link_data
);
3646 ptr
= strrchr(link_data
->newpath
, '/');
3648 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3649 free_nfs_link_data(link_data
);
3654 link_data
->newobject
= ptr
;
3657 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3658 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3666 //qqq replace later with lseek()
3667 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3669 return nfsfh
->offset
;
3675 * Get the maximum supported READ3 size by the server
3677 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3679 return nfs
->readmax
;
3683 * Get the maximum supported WRITE3 size by the server
3685 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3687 return nfs
->writemax
;
3690 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3695 va_start(ap
, error_string
);
3697 vsnprintf(str
, 1024, error_string
, ap
);
3698 if (nfs
->rpc
->error_string
!= NULL
) {
3699 free(nfs
->rpc
->error_string
);
3701 nfs
->rpc
->error_string
= str
;
3707 struct mount_cb_data
{
3713 static void free_mount_cb_data(struct mount_cb_data
*data
)
3715 if (data
->server
!= NULL
) {
3717 data
->server
= NULL
;
3723 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3725 struct mount_cb_data
*data
= private_data
;
3727 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3729 if (status
== RPC_STATUS_ERROR
) {
3730 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3731 free_mount_cb_data(data
);
3734 if (status
== RPC_STATUS_CANCEL
) {
3735 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3736 free_mount_cb_data(data
);
3740 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3741 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3742 rpc_set_error(rpc
, "Failed to disconnect\n");
3744 free_mount_cb_data(data
);
3747 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3749 struct mount_cb_data
*data
= private_data
;
3751 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3753 /* Dont want any more callbacks even if the socket is closed */
3754 rpc
->connect_cb
= NULL
;
3756 if (status
== RPC_STATUS_ERROR
) {
3757 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3758 free_mount_cb_data(data
);
3761 if (status
== RPC_STATUS_CANCEL
) {
3762 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3763 free_mount_cb_data(data
);
3767 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3768 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3769 free_mount_cb_data(data
);
3774 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3776 struct mount_cb_data
*data
= private_data
;
3777 uint32_t mount_port
;
3779 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3781 if (status
== RPC_STATUS_ERROR
) {
3782 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3783 free_mount_cb_data(data
);
3786 if (status
== RPC_STATUS_CANCEL
) {
3787 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3788 free_mount_cb_data(data
);
3792 mount_port
= *(uint32_t *)command_data
;
3793 if (mount_port
== 0) {
3794 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3795 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3796 free_mount_cb_data(data
);
3800 rpc_disconnect(rpc
, "normal disconnect");
3801 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3802 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3803 free_mount_cb_data(data
);
3808 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3810 struct mount_cb_data
*data
= private_data
;
3812 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3814 if (status
== RPC_STATUS_ERROR
) {
3815 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3816 free_mount_cb_data(data
);
3819 if (status
== RPC_STATUS_CANCEL
) {
3820 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3821 free_mount_cb_data(data
);
3825 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3826 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3827 free_mount_cb_data(data
);
3832 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3834 struct mount_cb_data
*data
= private_data
;
3836 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3838 /* Dont want any more callbacks even if the socket is closed */
3839 rpc
->connect_cb
= NULL
;
3841 if (status
== RPC_STATUS_ERROR
) {
3842 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3843 free_mount_cb_data(data
);
3846 if (status
== RPC_STATUS_CANCEL
) {
3847 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3848 free_mount_cb_data(data
);
3852 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3853 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3854 free_mount_cb_data(data
);
3859 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3861 struct mount_cb_data
*data
;
3863 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3865 data
= malloc(sizeof(struct mount_cb_data
));
3869 memset(data
, 0, sizeof(struct mount_cb_data
));
3871 data
->private_data
= private_data
;
3872 data
->server
= strdup(server
);
3873 if (data
->server
== NULL
) {
3874 free_mount_cb_data(data
);
3877 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3878 free_mount_cb_data(data
);
3885 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3887 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
3891 const char *nfs_get_server(struct nfs_context
*nfs
) {
3895 const char *nfs_get_export(struct nfs_context
*nfs
) {
3899 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
3900 return &nfs
->rootfh
;
3903 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {