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-raw-portmap.h"
77 #include "libnfs-private.h"
80 struct nfsdirent
*entries
;
81 struct nfsdirent
*current
;
84 struct nfs_readahead
{
99 struct nfs_readahead ra
;
103 struct rpc_context
*rpc
;
106 struct nfs_fh3 rootfh
;
112 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
114 while (nfsdir
->entries
) {
115 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
116 if (nfsdir
->entries
->name
!= NULL
) {
117 free(nfsdir
->entries
->name
);
119 free(nfsdir
->entries
);
120 nfsdir
->entries
= dirent
;
126 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
129 struct nfs_context
*nfs
;
131 char *saved_path
, *path
;
136 continue_func continue_cb
;
138 void (*free_continue_data
)(void *);
143 /* for multi-read/write calls. */
148 uint64_t offset
, count
, max_offset
, org_offset
, org_count
;
153 struct nfs_mcb_data
{
154 struct nfs_cb_data
*data
;
160 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
162 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
164 rpc_set_auth(nfs
->rpc
, auth
);
167 int nfs_get_fd(struct nfs_context
*nfs
)
169 return rpc_get_fd(nfs
->rpc
);
172 int nfs_queue_length(struct nfs_context
*nfs
)
174 return rpc_queue_length(nfs
->rpc
);
177 int nfs_which_events(struct nfs_context
*nfs
)
179 return rpc_which_events(nfs
->rpc
);
182 int nfs_service(struct nfs_context
*nfs
, int revents
)
184 return rpc_service(nfs
->rpc
, revents
);
187 char *nfs_get_error(struct nfs_context
*nfs
)
189 return rpc_get_error(nfs
->rpc
);
192 static int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
194 if (!strcmp(arg
, "tcp-syncnt")) {
195 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
196 } else if (!strcmp(arg
, "uid")) {
197 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
198 } else if (!strcmp(arg
, "gid")) {
199 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
200 } else if (!strcmp(arg
, "readahaed")) {
201 rpc_set_readahead(nfs_get_rpc_context(nfs
), atoi(val
));
206 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
208 struct nfs_url
*urls
;
209 char *strp
, *flagsp
, *strp2
;
211 if (strncmp(url
, "nfs://", 6)) {
212 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
216 urls
= malloc(sizeof(struct nfs_url
));
218 rpc_set_error(nfs
->rpc
, "Out of memory");
222 memset(urls
, 0x00, sizeof(struct nfs_url
));
223 urls
->server
= strdup(url
+ 6);
224 if (urls
->server
== NULL
) {
225 nfs_destroy_url(urls
);
226 rpc_set_error(nfs
->rpc
, "Out of memory");
230 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
231 urls
->server
[0] == '?') {
233 flagsp
= strchr(urls
->server
, '?');
236 nfs_destroy_url(urls
);
237 rpc_set_error(nfs
->rpc
, "Invalid server string");
241 strp
= strchr(urls
->server
, '/');
244 flagsp
= strchr(urls
->server
, '?');
247 nfs_destroy_url(urls
);
248 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
252 urls
->path
= strdup(strp
);
253 if (urls
->path
== NULL
) {
254 nfs_destroy_url(urls
);
255 rpc_set_error(nfs
->rpc
, "Out of memory");
261 flagsp
= strchr(urls
->path
, '?');
265 strp
= strrchr(urls
->path
, '/');
268 flagsp
= strchr(urls
->path
, '?');
271 nfs_destroy_url(urls
);
272 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
275 urls
->file
= strdup(strp
);
276 if (urls
->path
== NULL
) {
277 nfs_destroy_url(urls
);
278 rpc_set_error(nfs
->rpc
, "Out of memory");
282 flagsp
= strchr(urls
->file
, '?');
289 if (urls
->file
&& !strlen(urls
->file
)) {
293 nfs_destroy_url(urls
);
294 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
299 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
301 flagsp
= strchr(strp
, '&');
305 strp2
= strchr(strp
, '=');
309 nfs_set_context_args(nfs
, strp
, strp2
);
313 if (urls
->server
&& strlen(urls
->server
) <= 1) {
321 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
323 return nfs_parse_url(nfs
, url
, 0, 0);
326 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
328 return nfs_parse_url(nfs
, url
, 1, 0);
331 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
333 return nfs_parse_url(nfs
, url
, 0, 1);
337 void nfs_destroy_url(struct nfs_url
*url
)
347 struct nfs_context
*nfs_init_context(void)
349 struct nfs_context
*nfs
;
351 nfs
= malloc(sizeof(struct nfs_context
));
355 memset(nfs
, 0, sizeof(struct nfs_context
));
357 nfs
->rpc
= rpc_init_context();
358 if (nfs
->rpc
== NULL
) {
363 nfs
->cwd
= strdup("/");
368 void nfs_destroy_context(struct nfs_context
*nfs
)
370 rpc_destroy_context(nfs
->rpc
);
388 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
389 free(nfs
->rootfh
.data
.data_val
);
390 nfs
->rootfh
.data
.data_val
= NULL
;
405 void free_rpc_cb_data(struct rpc_cb_data
*data
)
412 static void rpc_connect_program_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
414 struct rpc_cb_data
*data
= private_data
;
416 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
418 /* Dont want any more callbacks even if the socket is closed */
419 rpc
->connect_cb
= NULL
;
421 if (status
== RPC_STATUS_ERROR
) {
422 data
->cb(rpc
, status
, command_data
, data
->private_data
);
423 free_rpc_cb_data(data
);
426 if (status
== RPC_STATUS_CANCEL
) {
427 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
428 free_rpc_cb_data(data
);
432 data
->cb(rpc
, status
, NULL
, data
->private_data
);
433 free_rpc_cb_data(data
);
436 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
438 struct rpc_cb_data
*data
= private_data
;
440 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
442 /* Dont want any more callbacks even if the socket is closed */
443 rpc
->connect_cb
= NULL
;
445 if (status
== RPC_STATUS_ERROR
) {
446 data
->cb(rpc
, status
, command_data
, data
->private_data
);
447 free_rpc_cb_data(data
);
450 if (status
== RPC_STATUS_CANCEL
) {
451 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
452 free_rpc_cb_data(data
);
456 switch (data
->program
) {
458 if (rpc_mount3_null_async(rpc
, rpc_connect_program_5_cb
,
460 data
->cb(rpc
, status
, command_data
, data
->private_data
);
461 free_rpc_cb_data(data
);
466 if (rpc_nfs3_null_async(rpc
, rpc_connect_program_5_cb
,
468 data
->cb(rpc
, status
, command_data
, data
->private_data
);
469 free_rpc_cb_data(data
);
475 data
->cb(rpc
, status
, NULL
, data
->private_data
);
476 free_rpc_cb_data(data
);
479 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
481 struct rpc_cb_data
*data
= private_data
;
482 struct pmap3_string_result
*gar
;
483 uint32_t rpc_port
= 0;
486 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
488 if (status
== RPC_STATUS_ERROR
) {
489 data
->cb(rpc
, status
, command_data
, data
->private_data
);
490 free_rpc_cb_data(data
);
493 if (status
== RPC_STATUS_CANCEL
) {
494 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
495 free_rpc_cb_data(data
);
499 switch (rpc
->s
.ss_family
) {
501 rpc_port
= *(uint32_t *)command_data
;
504 /* ouch. portmapper and ipv6 are not great */
506 if (gar
->addr
== NULL
) {
509 ptr
= strrchr(gar
->addr
, '.');
513 rpc_port
= atoi(ptr
+ 1);
515 ptr
= strrchr(gar
->addr
, '.');
519 rpc_port
+= 256 * atoi(ptr
+ 1);
523 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
524 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
525 free_rpc_cb_data(data
);
529 rpc_disconnect(rpc
, "normal disconnect");
530 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
531 data
->cb(rpc
, status
, command_data
, data
->private_data
);
532 free_rpc_cb_data(data
);
537 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
539 struct rpc_cb_data
*data
= private_data
;
540 struct pmap3_mapping map
;
542 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
544 if (status
== RPC_STATUS_ERROR
) {
545 data
->cb(rpc
, status
, command_data
, data
->private_data
);
546 free_rpc_cb_data(data
);
549 if (status
== RPC_STATUS_CANCEL
) {
550 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
551 free_rpc_cb_data(data
);
555 switch (rpc
->s
.ss_family
) {
557 if (rpc_pmap2_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
558 data
->cb(rpc
, status
, command_data
, data
->private_data
);
559 free_rpc_cb_data(data
);
564 map
.prog
=data
->program
;
565 map
.vers
=data
->version
;
569 if (rpc_pmap3_getaddr_async(rpc
, &map
, rpc_connect_program_3_cb
, private_data
) != 0) {
570 data
->cb(rpc
, status
, command_data
, data
->private_data
);
571 free_rpc_cb_data(data
);
578 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
580 struct rpc_cb_data
*data
= private_data
;
582 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
584 /* Dont want any more callbacks even if the socket is closed */
585 rpc
->connect_cb
= NULL
;
587 if (status
== RPC_STATUS_ERROR
) {
588 data
->cb(rpc
, status
, command_data
, data
->private_data
);
589 free_rpc_cb_data(data
);
592 if (status
== RPC_STATUS_CANCEL
) {
593 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
594 free_rpc_cb_data(data
);
598 switch (rpc
->s
.ss_family
) {
600 if (rpc_pmap2_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
601 data
->cb(rpc
, status
, command_data
, data
->private_data
);
602 free_rpc_cb_data(data
);
607 if (rpc_pmap3_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
608 data
->cb(rpc
, status
, command_data
, data
->private_data
);
609 free_rpc_cb_data(data
);
616 int rpc_connect_program_async(struct rpc_context
*rpc
, const char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
618 struct rpc_cb_data
*data
;
620 data
= malloc(sizeof(struct rpc_cb_data
));
624 memset(data
, 0, sizeof(struct rpc_cb_data
));
625 data
->server
= strdup(server
);
626 data
->program
= program
;
627 data
->version
= version
;
630 data
->private_data
= private_data
;
632 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
633 rpc_set_error(rpc
, "Failed to start connection");
634 free_rpc_cb_data(data
);
640 static void free_nfs_cb_data(struct nfs_cb_data
*data
)
642 if (data
->continue_data
!= NULL
) {
643 assert(data
->free_continue_data
);
644 data
->free_continue_data(data
->continue_data
);
647 free(data
->saved_path
);
648 free(data
->fh
.data
.data_val
);
658 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
660 struct nfs_cb_data
*data
= private_data
;
661 struct nfs_context
*nfs
= data
->nfs
;
663 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
665 if (status
== RPC_STATUS_ERROR
) {
666 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
667 free_nfs_cb_data(data
);
670 if (status
== RPC_STATUS_CANCEL
) {
671 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
672 free_nfs_cb_data(data
);
676 data
->cb(0, nfs
, NULL
, data
->private_data
);
677 free_nfs_cb_data(data
);
680 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
682 struct nfs_cb_data
*data
= private_data
;
683 struct nfs_context
*nfs
= data
->nfs
;
684 FSINFO3res
*res
= command_data
;
685 struct GETATTR3args args
;
687 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
689 if (status
== RPC_STATUS_ERROR
) {
690 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
691 free_nfs_cb_data(data
);
694 if (status
== RPC_STATUS_CANCEL
) {
695 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
696 free_nfs_cb_data(data
);
700 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
701 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
703 memset(&args
, 0, sizeof(GETATTR3args
));
704 args
.object
= nfs
->rootfh
;
706 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
707 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
708 free_nfs_cb_data(data
);
713 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
715 struct nfs_cb_data
*data
= private_data
;
716 struct nfs_context
*nfs
= data
->nfs
;
717 struct FSINFO3args args
;
719 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
721 if (status
== RPC_STATUS_ERROR
) {
722 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
723 free_nfs_cb_data(data
);
726 if (status
== RPC_STATUS_CANCEL
) {
727 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
728 free_nfs_cb_data(data
);
732 args
.fsroot
= nfs
->rootfh
;
733 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
734 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
735 free_nfs_cb_data(data
);
740 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
742 struct nfs_cb_data
*data
= private_data
;
743 struct nfs_context
*nfs
= data
->nfs
;
746 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
748 if (status
== RPC_STATUS_ERROR
) {
749 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
750 free_nfs_cb_data(data
);
753 if (status
== RPC_STATUS_CANCEL
) {
754 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
755 free_nfs_cb_data(data
);
760 if (res
->fhs_status
!= MNT3_OK
) {
761 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
));
762 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
763 free_nfs_cb_data(data
);
767 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
768 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
769 if (nfs
->rootfh
.data
.data_val
== NULL
) {
770 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
771 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
772 free_nfs_cb_data(data
);
775 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
777 rpc_disconnect(rpc
, "normal disconnect");
779 if (rpc_connect_program_async(nfs
->rpc
, nfs
->server
, NFS_PROGRAM
, NFS_V3
, nfs_mount_8_cb
, data
) != 0) {
780 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
781 free_nfs_cb_data(data
);
785 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
786 rpc_set_autoreconnect(rpc
);
790 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
792 struct nfs_cb_data
*data
= private_data
;
793 struct nfs_context
*nfs
= data
->nfs
;
795 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
797 if (status
== RPC_STATUS_ERROR
) {
798 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
799 free_nfs_cb_data(data
);
802 if (status
== RPC_STATUS_CANCEL
) {
803 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
804 free_nfs_cb_data(data
);
808 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
809 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
810 free_nfs_cb_data(data
);
816 * Async call for mounting an nfs share and geting the root filehandle
818 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
820 struct nfs_cb_data
*data
;
821 char *new_server
, *new_export
;
823 data
= malloc(sizeof(struct nfs_cb_data
));
825 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
828 memset(data
, 0, sizeof(struct nfs_cb_data
));
829 new_server
= strdup(server
);
830 new_export
= strdup(export
);
831 if (nfs
->server
!= NULL
) {
834 nfs
->server
= new_server
;
835 if (nfs
->export
!= NULL
) {
838 nfs
->export
= new_export
;
841 data
->private_data
= private_data
;
843 if (rpc_connect_program_async(nfs
->rpc
, server
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_5_cb
, data
) != 0) {
844 rpc_set_error(nfs
->rpc
, "Failed to start connection");
845 free_nfs_cb_data(data
);
855 * Functions to first look up a path, component by component, and then finally call a specific function once
856 * the filehandle for the final component is found.
858 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
860 struct nfs_cb_data
*data
= private_data
;
861 struct nfs_context
*nfs
= data
->nfs
;
864 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
866 if (status
== RPC_STATUS_ERROR
) {
867 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
868 free_nfs_cb_data(data
);
871 if (status
== RPC_STATUS_CANCEL
) {
872 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
873 free_nfs_cb_data(data
);
878 if (res
->status
!= NFS3_OK
) {
879 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
));
880 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
881 free_nfs_cb_data(data
);
885 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
886 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
887 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
888 free_nfs_cb_data(data
);
893 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
898 while (*data
->path
== '/') {
903 slash
= strchr(path
, '/');
905 /* Clear slash so that path is a zero terminated string for
906 * the current path component. Set it back to '/' again later
907 * when we are finished referencing this component so that
908 * data->saved_path will still point to the full
912 data
->path
= slash
+1;
914 while (*data
->path
!= 0) {
920 data
->fh
.data
.data_len
= fh
->data
.data_len
;
921 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
922 if (data
->fh
.data
.data_val
== NULL
) {
923 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
924 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
925 free_nfs_cb_data(data
);
928 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
932 data
->continue_cb(nfs
, data
);
937 memset(&args
, 0, sizeof(LOOKUP3args
));
939 args
.what
.name
= path
;
941 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
942 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
943 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
944 free_nfs_cb_data(data
);
953 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
)
959 while ((str
= strstr(path
, "//"))) {
967 while ((str
= strstr(path
, "/./"))) {
975 if (!strncmp(path
, "/../", 4)) {
976 rpc_set_error(nfs
->rpc
,
977 "Absolute path starts with '/../' "
978 "during normalization");
983 if (path
[0] != '/') {
984 rpc_set_error(nfs
->rpc
,
985 "Absolute path does not start with '/'");
989 /* /string/../ -> / */
990 while ((str
= strstr(path
, "/../"))) {
993 if (!strncmp(path
, "/../", 4)) {
994 rpc_set_error(nfs
->rpc
,
995 "Absolute path starts with '/../' "
996 "during normalization");
1001 while (*tmp
!= '/') {
1005 while((*(tmp
++) = *(str
++)) != '\0')
1012 if (path
[len
- 1] == '/') {
1013 path
[len
- 1] = '\0';
1017 if (path
[0] == '\0') {
1018 rpc_set_error(nfs
->rpc
,
1019 "Absolute path became '' "
1020 "during normalization");
1026 if (!strcmp(&path
[len
- 2], "/.")) {
1027 path
[len
- 2] = '\0';
1032 /* ^/..$ -> error */
1033 if (!strcmp(path
, "/..")) {
1034 rpc_set_error(nfs
->rpc
,
1035 "Absolute path is '/..' "
1036 "during normalization");
1040 /* /string/..$ -> / */
1042 if (!strcmp(&path
[len
- 3], "/..")) {
1043 char *tmp
= &path
[len
- 3];
1044 while (*--tmp
!= '/')
1053 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
)
1055 struct nfs_cb_data
*data
;
1057 if (path
[0] == '\0') {
1061 data
= malloc(sizeof(struct nfs_cb_data
));
1063 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate "
1064 "nfs_cb_data structure");
1065 if (free_continue_data
)
1066 free_continue_data(continue_data
);
1069 memset(data
, 0, sizeof(struct nfs_cb_data
));
1072 data
->continue_cb
= continue_cb
;
1073 data
->continue_data
= continue_data
;
1074 data
->free_continue_data
= free_continue_data
;
1075 data
->continue_int
= continue_int
;
1076 data
->private_data
= private_data
;
1077 if (path
[0] == '/') {
1078 data
->saved_path
= strdup(path
);
1080 data
->saved_path
= malloc(strlen(path
) + strlen(nfs
->cwd
) + 2);
1081 if (data
->saved_path
== NULL
) {
1082 rpc_set_error(nfs
->rpc
, "out of memory: failed to "
1083 "malloc path string");
1084 free_nfs_cb_data(data
);
1087 sprintf(data
->saved_path
, "%s/%s", nfs
->cwd
, path
);
1090 if (data
->saved_path
== NULL
) {
1091 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1092 free_nfs_cb_data(data
);
1095 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
1096 free_nfs_cb_data(data
);
1100 data
->path
= data
->saved_path
;
1102 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1103 /* return 0 here since the callback will be invoked if there is a failure */
1116 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1119 struct nfs_cb_data
*data
= private_data
;
1120 struct nfs_context
*nfs
= data
->nfs
;
1127 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1129 if (status
== RPC_STATUS_ERROR
) {
1130 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1131 free_nfs_cb_data(data
);
1134 if (status
== RPC_STATUS_CANCEL
) {
1135 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1136 free_nfs_cb_data(data
);
1141 if (res
->status
!= NFS3_OK
) {
1142 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
));
1143 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1144 free_nfs_cb_data(data
);
1149 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1150 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1151 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1152 st
.st_mode
|= S_IFDIR
;
1154 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1155 st
.st_mode
|= S_IFREG
;
1157 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1158 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1159 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1161 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1163 st
.st_blksize
= NFS_BLKSIZE
;
1164 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ NFS_BLKSIZE
;
1166 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1167 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1168 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1170 data
->cb(0, nfs
, &st
, data
->private_data
);
1171 free_nfs_cb_data(data
);
1174 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1176 struct GETATTR3args args
;
1178 memset(&args
, 0, sizeof(GETATTR3args
));
1179 args
.object
= data
->fh
;
1181 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1182 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1183 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1184 free_nfs_cb_data(data
);
1190 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1192 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1193 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1202 * Async nfs_stat64()
1204 static void nfs_stat64_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1207 struct nfs_cb_data
*data
= private_data
;
1208 struct nfs_context
*nfs
= data
->nfs
;
1209 struct nfs_stat_64 st
;
1211 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1213 if (status
== RPC_STATUS_ERROR
) {
1214 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1215 free_nfs_cb_data(data
);
1218 if (status
== RPC_STATUS_CANCEL
) {
1219 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1220 free_nfs_cb_data(data
);
1225 if (res
->status
!= NFS3_OK
) {
1226 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
));
1227 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1228 free_nfs_cb_data(data
);
1233 st
.nfs_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1234 st
.nfs_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1235 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1236 st
.nfs_mode
|= S_IFDIR
;
1238 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1239 st
.nfs_mode
|= S_IFREG
;
1241 st
.nfs_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1242 st
.nfs_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1243 st
.nfs_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1245 st
.nfs_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1246 st
.nfs_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1247 st
.nfs_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1248 st
.nfs_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1250 data
->cb(0, nfs
, &st
, data
->private_data
);
1251 free_nfs_cb_data(data
);
1254 static int nfs_stat64_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1256 struct GETATTR3args args
;
1258 memset(&args
, 0, sizeof(GETATTR3args
));
1259 args
.object
= data
->fh
;
1261 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat64_1_cb
, &args
, data
) != 0) {
1262 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1263 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1264 free_nfs_cb_data(data
);
1270 int nfs_stat64_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1272 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat64_continue_internal
, NULL
, NULL
, 0) != 0) {
1273 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1283 static void nfs_open_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1285 struct nfs_cb_data
*data
= private_data
;
1286 struct nfs_context
*nfs
= data
->nfs
;
1287 struct nfsfh
*nfsfh
;
1290 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1292 if (status
== RPC_STATUS_ERROR
) {
1293 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1294 free_nfs_cb_data(data
);
1297 if (status
== RPC_STATUS_CANCEL
) {
1298 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1299 free_nfs_cb_data(data
);
1304 if (res
->status
!= NFS3_OK
) {
1305 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1306 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1307 free_nfs_cb_data(data
);
1311 nfsfh
= malloc(sizeof(struct nfsfh
));
1312 if (nfsfh
== NULL
) {
1313 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1314 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1315 free_nfs_cb_data(data
);
1318 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1320 if (data
->continue_int
& O_SYNC
) {
1323 if (data
->continue_int
& O_APPEND
) {
1324 nfsfh
->is_append
= 1;
1327 /* steal the filehandle */
1328 nfsfh
->fh
= data
->fh
;
1329 data
->fh
.data
.data_val
= NULL
;
1331 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1332 free_nfs_cb_data(data
);
1335 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1338 struct nfs_cb_data
*data
= private_data
;
1339 struct nfs_context
*nfs
= data
->nfs
;
1340 struct nfsfh
*nfsfh
;
1341 unsigned int nfsmode
= 0;
1343 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1345 if (status
== RPC_STATUS_ERROR
) {
1346 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1347 free_nfs_cb_data(data
);
1350 if (status
== RPC_STATUS_CANCEL
) {
1351 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1352 free_nfs_cb_data(data
);
1357 if (res
->status
!= NFS3_OK
) {
1358 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
));
1359 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1360 free_nfs_cb_data(data
);
1364 if (data
->continue_int
& O_WRONLY
) {
1365 nfsmode
|= ACCESS3_MODIFY
;
1367 if (data
->continue_int
& O_RDWR
) {
1368 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1370 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1371 nfsmode
|= ACCESS3_READ
;
1375 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1376 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1377 nfsmode
&ACCESS3_READ
?'r':'-',
1378 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1379 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1380 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1381 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1382 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1383 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1384 free_nfs_cb_data(data
);
1388 /* Try to truncate it if we were requested to */
1389 if ((data
->continue_int
& O_TRUNC
) &&
1390 (data
->continue_int
& (O_RDWR
|O_WRONLY
))) {
1393 memset(&args
, 0, sizeof(SETATTR3args
));
1394 args
.object
= data
->fh
;
1395 args
.new_attributes
.size
.set_it
= 1;
1396 args
.new_attributes
.size
.set_size3_u
.size
= 0;
1398 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_open_trunc_cb
, &args
,
1400 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
1401 "SETATTR call for %s", data
->path
);
1402 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1403 data
->private_data
);
1404 free_nfs_cb_data(data
);
1410 nfsfh
= malloc(sizeof(struct nfsfh
));
1411 if (nfsfh
== NULL
) {
1412 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1413 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1414 free_nfs_cb_data(data
);
1417 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1419 if (data
->continue_int
& O_SYNC
) {
1422 if (data
->continue_int
& O_APPEND
) {
1423 nfsfh
->is_append
= 1;
1426 /* steal the filehandle */
1427 nfsfh
->fh
= data
->fh
;
1428 data
->fh
.data
.data_val
= NULL
;
1430 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1431 free_nfs_cb_data(data
);
1434 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1439 if (data
->continue_int
& O_WRONLY
) {
1440 nfsmode
|= ACCESS3_MODIFY
;
1442 if (data
->continue_int
& O_RDWR
) {
1443 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1445 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1446 nfsmode
|= ACCESS3_READ
;
1449 memset(&args
, 0, sizeof(ACCESS3args
));
1450 args
.object
= data
->fh
;
1451 args
.access
= nfsmode
;
1453 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1454 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS "
1455 "call for %s", data
->path
);
1456 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1457 data
->private_data
);
1458 free_nfs_cb_data(data
);
1464 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int flags
, nfs_cb cb
, void *private_data
)
1466 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, flags
) != 0) {
1467 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1478 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1480 /* steal saved_path */
1482 nfs
->cwd
= data
->saved_path
;
1483 data
->saved_path
= NULL
;
1485 data
->cb(0, nfs
, NULL
, data
->private_data
);
1486 free_nfs_cb_data(data
);
1491 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1493 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1494 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1505 static void nfs_fill_READ3args(READ3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
)
1507 memset(args
, 0, sizeof(READ3args
));
1508 args
->file
= fh
->fh
;
1509 args
->offset
= offset
;
1510 args
->count
= count
;
1513 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1515 struct nfs_mcb_data
*mdata
= private_data
;
1516 struct nfs_cb_data
*data
= mdata
->data
;
1517 struct nfs_context
*nfs
= data
->nfs
;
1520 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1524 if (status
== RPC_STATUS_ERROR
) {
1525 /* flag the failure but do not invoke callback until we have received all responses */
1528 if (status
== RPC_STATUS_CANCEL
) {
1529 /* flag the cancellation but do not invoke callback until we have received all responses */
1533 if (status
== RPC_STATUS_SUCCESS
) {
1535 if (res
->status
!= NFS3_OK
) {
1536 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1539 uint64_t count
= res
->READ3res_u
.resok
.count
;
1541 if (mdata
->update_pos
)
1542 data
->nfsfh
->offset
+= count
;
1544 /* if we have more than one call or we have received a short read we need a reassembly buffer */
1545 if (data
->num_calls
|| (count
< mdata
->count
&& !res
->READ3res_u
.resok
.eof
)) {
1546 if (data
->buffer
== NULL
) {
1547 data
->buffer
= malloc(data
->count
);
1548 if (data
->buffer
== NULL
) {
1549 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data
->count
);
1555 if (count
<= mdata
->count
) {
1556 /* copy data into reassembly buffer if we have one */
1557 if (data
->buffer
!= NULL
) {
1558 memcpy(&data
->buffer
[mdata
->offset
- data
->offset
], res
->READ3res_u
.resok
.data
.data_val
, count
);
1560 if (data
->max_offset
< mdata
->offset
+ count
) {
1561 data
->max_offset
= mdata
->offset
+ count
;
1564 rpc_set_error(nfs
->rpc
, "NFS: Read overflow. Server has sent more data than requested!");
1568 /* check if we have received a short read */
1569 if (count
< mdata
->count
&& !res
->READ3res_u
.resok
.eof
) {
1571 rpc_set_error(nfs
->rpc
, "NFS: Read failed. No bytes read and not at EOF!");
1574 /* reissue reminder of this read request */
1576 mdata
->offset
+= count
;
1577 mdata
->count
-= count
;
1578 nfs_fill_READ3args(&args
, data
->nfsfh
, mdata
->offset
, mdata
->count
);
1579 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) == 0) {
1583 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1593 if (data
->num_calls
> 0) {
1594 /* still waiting for more replies */
1597 if (data
->oom
!= 0) {
1598 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
1599 free_nfs_cb_data(data
);
1602 if (data
->error
!= 0) {
1603 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1604 free_nfs_cb_data(data
);
1607 if (data
->cancel
!= 0) {
1608 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1609 free_nfs_cb_data(data
);
1614 if (data
->max_offset
> data
->org_offset
+ data
->org_count
) {
1615 data
->max_offset
= data
->org_offset
+ data
->org_count
;
1617 data
->cb(data
->max_offset
- data
->org_offset
, nfs
, data
->buffer
+ (data
->org_offset
- data
->offset
), data
->private_data
);
1619 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1622 data
->nfsfh
->ra
.fh_offset
= data
->max_offset
;
1623 if (data
->nfsfh
->ra
.cur_ra
) {
1624 free(data
->nfsfh
->ra
.buf
);
1625 data
->nfsfh
->ra
.buf
= data
->buffer
;
1626 data
->nfsfh
->ra
.buf_offset
= data
->offset
;
1627 data
->nfsfh
->ra
.buf_count
= data
->count
;
1628 data
->nfsfh
->ra
.buf_ts
= time(NULL
);
1629 data
->buffer
= NULL
;
1631 free_nfs_cb_data(data
);
1634 static void nfs_ra_invalidate(struct nfsfh
*nfsfh
) {
1635 free(nfsfh
->ra
.buf
);
1636 nfsfh
->ra
.buf
= NULL
;
1637 nfsfh
->ra
.buf_offset
= 0;
1638 nfsfh
->ra
.buf_count
= 0;
1639 nfsfh
->ra
.buf_ts
= time(NULL
);
1640 nfsfh
->ra
.cur_ra
= NFS_BLKSIZE
;
1643 static int nfs_pread_async_internal(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
, int update_pos
)
1645 struct nfs_cb_data
*data
;
1647 data
= malloc(sizeof(struct nfs_cb_data
));
1649 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1652 memset(data
, 0, sizeof(struct nfs_cb_data
));
1655 data
->private_data
= private_data
;
1656 data
->nfsfh
= nfsfh
;
1657 data
->org_offset
= offset
;
1658 data
->org_count
= count
;
1660 assert(data
->num_calls
== 0);
1662 if (nfs
->rpc
->readahead
&& time(NULL
) - nfsfh
->ra
.buf_ts
> NFS_RA_TIMEOUT
) {
1663 /* readahead cache timeout */
1664 nfs_ra_invalidate(nfsfh
);
1667 if (nfs
->rpc
->readahead
) {
1668 if (offset
>= nfsfh
->ra
.last_offset
&&
1669 offset
- NFS_BLKSIZE
<= nfsfh
->ra
.fh_offset
+ nfsfh
->ra
.cur_ra
) {
1670 if (nfs
->rpc
->readahead
> nfsfh
->ra
.cur_ra
) {
1671 nfsfh
->ra
.cur_ra
<<= 1;
1674 nfsfh
->ra
.cur_ra
= NFS_BLKSIZE
;
1677 nfsfh
->ra
.last_offset
= offset
;
1679 if (nfsfh
->ra
.buf_offset
<= offset
&&
1680 nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
>= offset
+ count
) {
1681 /* serve request completely from cache */
1682 data
->buffer
= malloc(count
);
1683 if (data
->buffer
== NULL
) {
1684 free_nfs_cb_data(data
);
1687 memcpy(data
->buffer
, nfsfh
->ra
.buf
+ (offset
- nfsfh
->ra
.buf_offset
), count
);
1688 data
->cb(count
, nfs
, data
->buffer
, data
->private_data
);
1689 nfsfh
->ra
.fh_offset
= offset
+ count
;
1690 free_nfs_cb_data(data
);
1694 /* align start offset to blocksize */
1695 count
+= offset
& (NFS_BLKSIZE
- 1);
1696 offset
&= ~(NFS_BLKSIZE
- 1);
1698 /* align end offset to blocksize and add readahead */
1699 count
+= nfsfh
->ra
.cur_ra
- 1;
1700 count
&= ~(NFS_BLKSIZE
- 1);
1702 data
->buffer
= malloc(count
);
1703 if (data
->buffer
== NULL
) {
1704 free_nfs_cb_data(data
);
1707 data
->offset
= offset
;
1708 data
->count
= count
;
1710 if (nfsfh
->ra
.buf_count
&& nfsfh
->ra
.buf_offset
<= offset
&&
1711 nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
>= offset
) {
1712 /* serve request partially from cache */
1713 size_t overlap
= (nfsfh
->ra
.buf_offset
+ nfsfh
->ra
.buf_count
) - offset
;
1714 if (overlap
> count
) count
= overlap
;
1715 memcpy(data
->buffer
, nfsfh
->ra
.buf
+ (offset
- nfsfh
->ra
.buf_offset
), overlap
);
1720 data
->offset
= offset
;
1721 data
->count
= count
;
1724 data
->max_offset
= offset
;
1726 /* chop requests into chunks of at most READMAX bytes if necessary.
1727 * we send all reads in parallel so that performance is still good.
1730 uint64_t readcount
= count
;
1731 struct nfs_mcb_data
*mdata
;
1734 if (readcount
> nfs_get_readmax(nfs
)) {
1735 readcount
= nfs_get_readmax(nfs
);
1738 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1739 if (mdata
== NULL
) {
1740 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1741 if (data
->num_calls
== 0) {
1742 free_nfs_cb_data(data
);
1748 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1750 mdata
->offset
= offset
;
1751 mdata
->count
= readcount
;
1752 mdata
->update_pos
= update_pos
;
1754 nfs_fill_READ3args(&args
, nfsfh
, offset
, readcount
);
1756 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1757 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1759 if (data
->num_calls
== 0) {
1760 free_nfs_cb_data(data
);
1768 offset
+= readcount
;
1770 } while (count
> 0);
1775 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1777 return nfs_pread_async_internal(nfs
, nfsfh
, offset
, count
, cb
, private_data
, 0);
1783 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1785 return nfs_pread_async_internal(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
, 1);
1793 static void nfs_fill_WRITE3args (WRITE3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
,
1796 memset(args
, 0, sizeof(WRITE3args
));
1797 args
->file
= fh
->fh
;
1798 args
->offset
= offset
;
1799 args
->count
= count
;
1800 args
->stable
= fh
->is_sync
? FILE_SYNC
: UNSTABLE
;
1801 args
->data
.data_len
= count
;
1802 args
->data
.data_val
= buf
;
1805 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1807 struct nfs_mcb_data
*mdata
= private_data
;
1808 struct nfs_cb_data
*data
= mdata
->data
;
1809 struct nfs_context
*nfs
= data
->nfs
;
1812 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1816 if (status
== RPC_STATUS_ERROR
) {
1817 /* flag the failure but do not invoke callback until we have received all responses */
1820 if (status
== RPC_STATUS_CANCEL
) {
1821 /* flag the cancellation but do not invoke callback until we have received all responses */
1825 if (status
== RPC_STATUS_SUCCESS
) {
1827 if (res
->status
!= NFS3_OK
) {
1828 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1831 uint64_t count
= res
->WRITE3res_u
.resok
.count
;
1833 if (mdata
->update_pos
)
1834 data
->nfsfh
->offset
+= count
;
1836 if (count
< mdata
->count
) {
1838 rpc_set_error(nfs
->rpc
, "NFS: Write failed. No bytes written!");
1841 /* reissue reminder of this write request */
1843 mdata
->offset
+= count
;
1844 mdata
->count
-= count
;
1846 nfs_fill_WRITE3args(&args
, data
->nfsfh
, mdata
->offset
, mdata
->count
,
1847 &data
->usrbuf
[mdata
->offset
- data
->offset
]);
1848 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) == 0) {
1852 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1858 if (data
->max_offset
< mdata
->offset
+ count
) {
1859 data
->max_offset
= mdata
->offset
+ count
;
1867 if (data
->num_calls
> 0) {
1868 /* still waiting for more replies */
1871 if (data
->oom
!= 0) {
1872 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
1873 free_nfs_cb_data(data
);
1876 if (data
->error
!= 0) {
1877 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1878 free_nfs_cb_data(data
);
1881 if (data
->cancel
!= 0) {
1882 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1883 free_nfs_cb_data(data
);
1887 data
->cb(data
->max_offset
- data
->offset
, nfs
, NULL
, data
->private_data
);
1889 free_nfs_cb_data(data
);
1893 static int nfs_pwrite_async_internal(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
, int update_pos
)
1895 struct nfs_cb_data
*data
;
1897 data
= malloc(sizeof(struct nfs_cb_data
));
1899 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1902 memset(data
, 0, sizeof(struct nfs_cb_data
));
1905 data
->private_data
= private_data
;
1906 data
->nfsfh
= nfsfh
;
1909 /* hello, clang-analyzer */
1910 assert(data
->num_calls
== 0);
1912 /* chop requests into chunks of at most WRITEMAX bytes if necessary.
1913 * we send all writes in parallel so that performance is still good.
1915 data
->max_offset
= offset
;
1916 data
->offset
= offset
;
1919 uint64_t writecount
= count
;
1920 struct nfs_mcb_data
*mdata
;
1923 if (writecount
> nfs_get_writemax(nfs
)) {
1924 writecount
= nfs_get_writemax(nfs
);
1927 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1928 if (mdata
== NULL
) {
1929 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1930 if (data
->num_calls
== 0) {
1931 free_nfs_cb_data(data
);
1937 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1939 mdata
->offset
= offset
;
1940 mdata
->count
= writecount
;
1941 mdata
->update_pos
= update_pos
;
1943 nfs_fill_WRITE3args(&args
, nfsfh
, offset
, writecount
, &buf
[offset
- data
->offset
]);
1945 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1946 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1948 if (data
->num_calls
== 0) {
1949 free_nfs_cb_data(data
);
1956 count
-= writecount
;
1957 offset
+= writecount
;
1959 } while (count
> 0);
1964 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
)
1966 return nfs_pwrite_async_internal(nfs
, nfsfh
, offset
, count
, buf
, cb
, private_data
, 0);
1972 static void nfs_write_append_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1974 struct nfs_cb_data
*data
= private_data
;
1975 struct nfs_context
*nfs
= data
->nfs
;
1978 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1980 if (status
== RPC_STATUS_ERROR
) {
1981 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1982 free_nfs_cb_data(data
);
1985 if (status
== RPC_STATUS_CANCEL
) {
1986 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1987 free_nfs_cb_data(data
);
1992 if (res
->status
!= NFS3_OK
) {
1993 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1994 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1995 free_nfs_cb_data(data
);
1999 if (nfs_pwrite_async_internal(nfs
, data
->nfsfh
, res
->GETATTR3res_u
.resok
.obj_attributes
.size
, data
->count
, data
->usrbuf
, data
->cb
, data
->private_data
, 1) != 0) {
2000 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2001 free_nfs_cb_data(data
);
2004 free_nfs_cb_data(data
);
2007 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
2009 nfs_ra_invalidate(nfsfh
);
2010 if (nfsfh
->is_append
) {
2011 struct GETATTR3args args
;
2012 struct nfs_cb_data
*data
;
2014 data
= malloc(sizeof(struct nfs_cb_data
));
2016 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2019 memset(data
, 0, sizeof(struct nfs_cb_data
));
2022 data
->private_data
= private_data
;
2023 data
->nfsfh
= nfsfh
;
2025 data
->count
= count
;
2027 memset(&args
, 0, sizeof(GETATTR3args
));
2028 args
.object
= nfsfh
->fh
;
2030 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_write_append_cb
, &args
, data
) != 0) {
2031 rpc_set_error(nfs
->rpc
, "out of memory: failed to send GETATTR");
2032 free_nfs_cb_data(data
);
2037 return nfs_pwrite_async_internal(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
, 1);
2047 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2049 if (nfsfh
->fh
.data
.data_val
!= NULL
){
2050 free(nfsfh
->fh
.data
.data_val
);
2051 nfsfh
->fh
.data
.data_val
= NULL
;
2053 free(nfsfh
->ra
.buf
);
2056 cb(0, nfs
, NULL
, private_data
);
2067 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2069 struct nfs_cb_data
*data
;
2070 struct GETATTR3args args
;
2072 data
= malloc(sizeof(struct nfs_cb_data
));
2074 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2077 memset(data
, 0, sizeof(struct nfs_cb_data
));
2080 data
->private_data
= private_data
;
2082 memset(&args
, 0, sizeof(GETATTR3args
));
2083 args
.object
= nfsfh
->fh
;
2085 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
2086 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
2087 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2088 free_nfs_cb_data(data
);
2099 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2101 struct nfs_cb_data
*data
= private_data
;
2102 struct nfs_context
*nfs
= data
->nfs
;
2105 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2107 if (status
== RPC_STATUS_ERROR
) {
2108 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2109 free_nfs_cb_data(data
);
2112 if (status
== RPC_STATUS_CANCEL
) {
2113 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2114 free_nfs_cb_data(data
);
2119 if (res
->status
!= NFS3_OK
) {
2120 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2121 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2122 free_nfs_cb_data(data
);
2126 data
->cb(0, nfs
, NULL
, data
->private_data
);
2127 free_nfs_cb_data(data
);
2130 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2132 struct nfs_cb_data
*data
;
2133 struct COMMIT3args args
;
2135 data
= malloc(sizeof(struct nfs_cb_data
));
2137 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2140 memset(data
, 0, sizeof(struct nfs_cb_data
));
2143 data
->private_data
= private_data
;
2145 args
.file
= nfsfh
->fh
;
2148 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
2149 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
2150 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2151 free_nfs_cb_data(data
);
2163 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2165 struct nfs_cb_data
*data
= private_data
;
2166 struct nfs_context
*nfs
= data
->nfs
;
2169 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2171 if (status
== RPC_STATUS_ERROR
) {
2172 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2173 free_nfs_cb_data(data
);
2176 if (status
== RPC_STATUS_CANCEL
) {
2177 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2178 free_nfs_cb_data(data
);
2183 if (res
->status
!= NFS3_OK
) {
2184 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2185 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2186 free_nfs_cb_data(data
);
2190 data
->cb(0, nfs
, NULL
, data
->private_data
);
2191 free_nfs_cb_data(data
);
2194 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
2196 struct nfs_cb_data
*data
;
2199 data
= malloc(sizeof(struct nfs_cb_data
));
2201 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2204 memset(data
, 0, sizeof(struct nfs_cb_data
));
2207 data
->private_data
= private_data
;
2209 memset(&args
, 0, sizeof(SETATTR3args
));
2210 args
.object
= nfsfh
->fh
;
2211 args
.new_attributes
.size
.set_it
= 1;
2212 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2214 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2215 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2216 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2217 free_nfs_cb_data(data
);
2227 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2229 uint64_t offset
= data
->continue_int
;
2232 nfsfh
.fh
= data
->fh
;
2234 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2235 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2236 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2237 free_nfs_cb_data(data
);
2240 free_nfs_cb_data(data
);
2244 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2250 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2251 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2264 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2267 struct nfs_cb_data
*data
= private_data
;
2268 struct nfs_context
*nfs
= data
->nfs
;
2269 char *str
= data
->continue_data
;
2271 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2273 str
= &str
[strlen(str
) + 1];
2275 if (status
== RPC_STATUS_ERROR
) {
2276 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2277 free_nfs_cb_data(data
);
2280 if (status
== RPC_STATUS_CANCEL
) {
2281 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2282 free_nfs_cb_data(data
);
2287 if (res
->status
!= NFS3_OK
) {
2288 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
));
2289 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2290 free_nfs_cb_data(data
);
2294 data
->cb(0, nfs
, NULL
, data
->private_data
);
2295 free_nfs_cb_data(data
);
2298 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2300 char *str
= data
->continue_data
;
2303 str
= &str
[strlen(str
) + 1];
2305 memset(&args
, 0, sizeof(MKDIR3args
));
2306 args
.where
.dir
= data
->fh
;
2307 args
.where
.name
= str
;
2308 args
.attributes
.mode
.set_it
= 1;
2309 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2311 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2312 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2313 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2314 free_nfs_cb_data(data
);
2320 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2325 new_path
= strdup(path
);
2326 if (new_path
== NULL
) {
2327 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2331 ptr
= strrchr(new_path
, '/');
2334 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2339 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2340 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2341 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2355 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2358 struct nfs_cb_data
*data
= private_data
;
2359 struct nfs_context
*nfs
= data
->nfs
;
2360 char *str
= data
->continue_data
;
2362 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2364 str
= &str
[strlen(str
) + 1];
2366 if (status
== RPC_STATUS_ERROR
) {
2367 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2368 free_nfs_cb_data(data
);
2371 if (status
== RPC_STATUS_CANCEL
) {
2372 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2373 free_nfs_cb_data(data
);
2378 if (res
->status
!= NFS3_OK
) {
2379 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
));
2380 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2381 free_nfs_cb_data(data
);
2385 data
->cb(0, nfs
, NULL
, data
->private_data
);
2386 free_nfs_cb_data(data
);
2389 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2391 char *str
= data
->continue_data
;
2394 str
= &str
[strlen(str
) + 1];
2396 args
.object
.dir
= data
->fh
;
2397 args
.object
.name
= str
;
2398 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2399 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2400 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2401 free_nfs_cb_data(data
);
2407 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2412 new_path
= strdup(path
);
2413 if (new_path
== NULL
) {
2414 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2418 ptr
= strrchr(new_path
, '/');
2421 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2426 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2427 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2428 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2441 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2444 struct nfs_cb_data
*data
= private_data
;
2445 struct nfs_context
*nfs
= data
->nfs
;
2446 struct nfsfh
*nfsfh
;
2447 char *str
= data
->continue_data
;
2449 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2451 if (status
== RPC_STATUS_ERROR
) {
2452 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2453 free_nfs_cb_data(data
);
2456 if (status
== RPC_STATUS_CANCEL
) {
2457 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2458 free_nfs_cb_data(data
);
2462 str
= &str
[strlen(str
) + 1];
2464 if (res
->status
!= NFS3_OK
) {
2465 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
));
2466 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2471 nfsfh
= malloc(sizeof(struct nfsfh
));
2472 if (nfsfh
== NULL
) {
2473 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2474 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2475 free_nfs_cb_data(data
);
2478 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2480 /* copy the filehandle */
2481 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2482 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2483 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2485 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2486 free_nfs_cb_data(data
);
2491 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2494 struct nfs_cb_data
*data
= private_data
;
2495 struct nfs_context
*nfs
= data
->nfs
;
2496 char *str
= data
->continue_data
;
2499 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2501 if (status
== RPC_STATUS_ERROR
) {
2502 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2503 free_nfs_cb_data(data
);
2506 if (status
== RPC_STATUS_CANCEL
) {
2507 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2508 free_nfs_cb_data(data
);
2512 str
= &str
[strlen(str
) + 1];
2514 if (res
->status
!= NFS3_OK
) {
2515 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
));
2516 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2517 free_nfs_cb_data(data
);
2521 memset(&args
, 0, sizeof(LOOKUP3args
));
2522 args
.what
.dir
= data
->fh
;
2523 args
.what
.name
= str
;
2525 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2526 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2527 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2528 free_nfs_cb_data(data
);
2534 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2536 char *str
= data
->continue_data
;
2539 str
= &str
[strlen(str
) + 1];
2541 memset(&args
, 0, sizeof(CREATE3args
));
2542 args
.where
.dir
= data
->fh
;
2543 args
.where
.name
= str
;
2544 args
.how
.mode
= UNCHECKED
;
2545 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2546 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2548 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2549 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2550 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2551 free_nfs_cb_data(data
);
2557 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2562 new_path
= strdup(path
);
2563 if (new_path
== NULL
) {
2564 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2568 ptr
= strrchr(new_path
, '/');
2570 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2576 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2577 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2578 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2591 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2594 struct nfs_cb_data
*data
= private_data
;
2595 struct nfs_context
*nfs
= data
->nfs
;
2596 char *str
= data
->continue_data
;
2598 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2600 str
= &str
[strlen(str
) + 1];
2602 if (status
== RPC_STATUS_ERROR
) {
2603 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2604 free_nfs_cb_data(data
);
2607 if (status
== RPC_STATUS_CANCEL
) {
2608 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2609 free_nfs_cb_data(data
);
2614 if (res
->status
!= NFS3_OK
) {
2615 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
));
2616 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2617 free_nfs_cb_data(data
);
2621 data
->cb(0, nfs
, NULL
, data
->private_data
);
2622 free_nfs_cb_data(data
);
2625 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2627 char *str
= data
->continue_data
;
2628 struct REMOVE3args args
;
2630 str
= &str
[strlen(str
) + 1];
2632 args
.object
.dir
= data
->fh
;
2633 args
.object
.name
= str
;
2634 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2635 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2636 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2637 free_nfs_cb_data(data
);
2643 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2648 new_path
= strdup(path
);
2649 if (new_path
== NULL
) {
2650 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2654 ptr
= strrchr(new_path
, '/');
2657 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2662 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2663 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2664 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2675 struct mknod_cb_data
{
2682 static void free_mknod_cb_data(void *ptr
)
2684 struct mknod_cb_data
*data
= ptr
;
2690 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2693 struct nfs_cb_data
*data
= private_data
;
2694 struct nfs_context
*nfs
= data
->nfs
;
2695 char *str
= data
->continue_data
;
2697 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2699 str
= &str
[strlen(str
) + 1];
2701 if (status
== RPC_STATUS_ERROR
) {
2702 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2703 free_nfs_cb_data(data
);
2706 if (status
== RPC_STATUS_CANCEL
) {
2707 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2708 free_nfs_cb_data(data
);
2713 if (res
->status
!= NFS3_OK
) {
2714 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
));
2715 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2716 free_nfs_cb_data(data
);
2720 data
->cb(0, nfs
, NULL
, data
->private_data
);
2721 free_nfs_cb_data(data
);
2724 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2726 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2727 char *str
= cb_data
->path
;
2730 str
= &str
[strlen(str
) + 1];
2732 args
.where
.dir
= data
->fh
;
2733 args
.where
.name
= str
;
2734 switch (cb_data
->mode
& S_IFMT
) {
2736 args
.what
.type
= NF3CHR
;
2737 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2738 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2739 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2740 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2743 args
.what
.type
= NF3BLK
;
2744 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2745 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2746 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2747 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2749 args
.what
.type
= NF3SOCK
;
2750 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2751 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2754 args
.what
.type
= NF3FIFO
;
2755 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2756 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2759 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2760 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2761 free_nfs_cb_data(data
);
2765 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2766 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2767 free_nfs_cb_data(data
);
2773 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2776 struct mknod_cb_data
*cb_data
;
2778 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2779 if (cb_data
== NULL
) {
2780 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2784 cb_data
->path
= strdup(path
);
2785 if (cb_data
->path
== NULL
) {
2786 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2791 ptr
= strrchr(cb_data
->path
, '/');
2793 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2794 free_mknod_cb_data(cb_data
);
2799 cb_data
->mode
= mode
;
2800 cb_data
->major
= major(dev
);
2801 cb_data
->minor
= minor(dev
);
2803 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2804 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2805 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2816 /* ReadDirPlus Emulation Callback data */
2817 struct rdpe_cb_data
{
2820 struct nfs_cb_data
*data
;
2823 /* ReadDirPlus Emulation LOOKUP Callback data */
2824 struct rdpe_lookup_cb_data
{
2825 struct rdpe_cb_data
*rdpe_cb_data
;
2826 struct nfsdirent
*nfsdirent
;
2829 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2830 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2832 LOOKUP3res
*res
= command_data
;
2833 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2834 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2835 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2836 struct nfsdir
*nfsdir
= data
->continue_data
;
2837 struct nfs_context
*nfs
= data
->nfs
;
2838 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2840 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2842 free(rdpe_lookup_cb_data
);
2844 rdpe_cb_data
->getattrcount
--;
2846 if (status
== RPC_STATUS_ERROR
) {
2847 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2848 "failed with RPC_STATUS_ERROR");
2849 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2851 if (status
== RPC_STATUS_CANCEL
) {
2852 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2853 "failed with RPC_STATUS_CANCEL");
2854 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2856 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2857 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2858 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2860 nfsdirent
->type
= attributes
->type
;
2861 nfsdirent
->mode
= attributes
->mode
;
2862 nfsdirent
->size
= attributes
->size
;
2864 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2865 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2866 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2867 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2868 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2869 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2870 nfsdirent
->uid
= attributes
->uid
;
2871 nfsdirent
->gid
= attributes
->gid
;
2875 if (rdpe_cb_data
->getattrcount
== 0) {
2876 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2877 rpc_set_error(nfs
->rpc
, "READDIRPLUS emulation "
2878 "failed: %s", rpc_get_error(rpc
));
2879 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
2880 data
->private_data
);
2881 nfs_free_nfsdir(nfsdir
);
2883 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2887 data
->continue_data
= NULL
;
2888 free_nfs_cb_data(data
);
2892 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2894 READDIR3res
*res
= command_data
;
2895 struct nfs_cb_data
*data
= private_data
;
2896 struct nfs_context
*nfs
= data
->nfs
;
2897 struct nfsdir
*nfsdir
= data
->continue_data
;
2898 struct nfsdirent
*nfsdirent
;
2899 struct entry3
*entry
;
2900 uint64_t cookie
= 0;
2901 struct rdpe_cb_data
*rdpe_cb_data
;
2903 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2905 if (status
== RPC_STATUS_ERROR
) {
2906 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2907 nfs_free_nfsdir(nfsdir
);
2908 data
->continue_data
= NULL
;
2909 free_nfs_cb_data(data
);
2913 if (status
== RPC_STATUS_CANCEL
) {
2914 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2915 nfs_free_nfsdir(nfsdir
);
2916 data
->continue_data
= NULL
;
2917 free_nfs_cb_data(data
);
2921 if (res
->status
!= NFS3_OK
) {
2922 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
));
2923 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2924 nfs_free_nfsdir(nfsdir
);
2925 data
->continue_data
= NULL
;
2926 free_nfs_cb_data(data
);
2930 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2931 while (entry
!= NULL
) {
2932 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2933 if (nfsdirent
== NULL
) {
2934 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2935 nfs_free_nfsdir(nfsdir
);
2936 data
->continue_data
= NULL
;
2937 free_nfs_cb_data(data
);
2940 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2941 nfsdirent
->name
= strdup(entry
->name
);
2942 if (nfsdirent
->name
== NULL
) {
2943 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2945 nfs_free_nfsdir(nfsdir
);
2946 data
->continue_data
= NULL
;
2947 free_nfs_cb_data(data
);
2950 nfsdirent
->inode
= entry
->fileid
;
2952 nfsdirent
->next
= nfsdir
->entries
;
2953 nfsdir
->entries
= nfsdirent
;
2955 cookie
= entry
->cookie
;
2956 entry
= entry
->nextentry
;
2959 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2962 args
.dir
= data
->fh
;
2963 args
.cookie
= cookie
;
2964 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2967 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2968 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2969 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2970 nfs_free_nfsdir(nfsdir
);
2971 data
->continue_data
= NULL
;
2972 free_nfs_cb_data(data
);
2978 /* steal the dirhandle */
2979 nfsdir
->current
= nfsdir
->entries
;
2981 if (nfsdir
->entries
) {
2982 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2983 rdpe_cb_data
->getattrcount
= 0;
2984 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2985 rdpe_cb_data
->data
= data
;
2986 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2987 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2990 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2991 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2992 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2994 memset(&args
, 0, sizeof(LOOKUP3args
));
2995 args
.what
.dir
= data
->fh
;
2996 args
.what
.name
= nfsdirent
->name
;
2998 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2999 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
3001 /* if we have already commands in flight, we cant just stop, we have to wait for the
3002 * commands in flight to complete
3004 if (rdpe_cb_data
->getattrcount
> 0) {
3005 nfs_free_nfsdir(nfsdir
);
3006 data
->continue_data
= NULL
;
3007 free_nfs_cb_data(data
);
3008 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
3009 free(rdpe_lookup_cb_data
);
3013 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3014 nfs_free_nfsdir(nfsdir
);
3015 data
->continue_data
= NULL
;
3016 free_nfs_cb_data(data
);
3017 free(rdpe_lookup_cb_data
);
3021 rdpe_cb_data
->getattrcount
++;
3026 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3028 READDIRPLUS3res
*res
= command_data
;
3029 struct nfs_cb_data
*data
= private_data
;
3030 struct nfs_context
*nfs
= data
->nfs
;
3031 struct nfsdir
*nfsdir
= data
->continue_data
;
3032 struct entryplus3
*entry
;
3033 uint64_t cookie
= 0;
3035 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3037 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
3040 args
.dir
= data
->fh
;
3041 args
.cookie
= cookie
;
3042 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3045 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
3046 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
3047 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3048 nfs_free_nfsdir(nfsdir
);
3049 data
->continue_data
= NULL
;
3050 free_nfs_cb_data(data
);
3056 if (status
== RPC_STATUS_CANCEL
) {
3057 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3058 nfs_free_nfsdir(nfsdir
);
3059 data
->continue_data
= NULL
;
3060 free_nfs_cb_data(data
);
3064 if (res
->status
!= NFS3_OK
) {
3065 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
));
3066 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3067 nfs_free_nfsdir(nfsdir
);
3068 data
->continue_data
= NULL
;
3069 free_nfs_cb_data(data
);
3073 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
3074 while (entry
!= NULL
) {
3075 struct nfsdirent
*nfsdirent
;
3077 nfsdirent
= malloc(sizeof(struct nfsdirent
));
3078 if (nfsdirent
== NULL
) {
3079 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
3080 nfs_free_nfsdir(nfsdir
);
3081 data
->continue_data
= NULL
;
3082 free_nfs_cb_data(data
);
3085 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
3086 nfsdirent
->name
= strdup(entry
->name
);
3087 if (nfsdirent
->name
== NULL
) {
3088 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
3090 nfs_free_nfsdir(nfsdir
);
3091 data
->continue_data
= NULL
;
3092 free_nfs_cb_data(data
);
3095 nfsdirent
->inode
= entry
->fileid
;
3096 if (entry
->name_attributes
.attributes_follow
) {
3097 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
3098 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
3099 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
3101 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
3102 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
3103 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
3104 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
3105 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
3106 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
3107 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
3108 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
3111 nfsdirent
->next
= nfsdir
->entries
;
3112 nfsdir
->entries
= nfsdirent
;
3114 cookie
= entry
->cookie
;
3115 entry
= entry
->nextentry
;
3118 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
3119 READDIRPLUS3args args
;
3121 args
.dir
= data
->fh
;
3122 args
.cookie
= cookie
;
3123 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
3124 args
.dircount
= 8192;
3125 args
.maxcount
= 8192;
3127 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3128 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3129 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3130 nfs_free_nfsdir(nfsdir
);
3131 data
->continue_data
= NULL
;
3132 free_nfs_cb_data(data
);
3138 /* steal the dirhandle */
3139 data
->continue_data
= NULL
;
3140 nfsdir
->current
= nfsdir
->entries
;
3142 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
3143 free_nfs_cb_data(data
);
3146 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3148 READDIRPLUS3args args
;
3150 args
.dir
= data
->fh
;
3152 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3153 args
.dircount
= 8192;
3154 args
.maxcount
= 8192;
3155 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3156 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3157 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3158 free_nfs_cb_data(data
);
3164 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3166 struct nfsdir
*nfsdir
;
3168 nfsdir
= malloc(sizeof(struct nfsdir
));
3169 if (nfsdir
== NULL
) {
3170 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
3173 memset(nfsdir
, 0, sizeof(struct nfsdir
));
3175 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
3176 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3184 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3186 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
3188 if (nfsdir
->current
!= NULL
) {
3189 nfsdir
->current
= nfsdir
->current
->next
;
3198 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3200 nfs_free_nfsdir(nfsdir
);
3207 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3218 struct lseek_cb_data
{
3219 struct nfs_context
*nfs
;
3220 struct nfsfh
*nfsfh
;
3226 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3229 struct lseek_cb_data
*data
= private_data
;
3230 struct nfs_context
*nfs
= data
->nfs
;
3233 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3235 if (status
== RPC_STATUS_ERROR
) {
3236 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3240 if (status
== RPC_STATUS_CANCEL
) {
3241 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3247 if (res
->status
!= NFS3_OK
) {
3248 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3249 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3254 size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3256 if (data
->offset
< 0 &&
3257 (uint64_t)(-data
->offset
) > size
) {
3258 data
->cb(-EINVAL
, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3260 data
->nfsfh
->offset
= data
->offset
+ size
;
3261 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3267 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3269 struct lseek_cb_data
*data
;
3270 struct GETATTR3args args
;
3272 if (whence
== SEEK_SET
) {
3274 cb(-EINVAL
, nfs
, &nfsfh
->offset
, private_data
);
3276 nfsfh
->offset
= offset
;
3277 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3281 if (whence
== SEEK_CUR
) {
3283 nfsfh
->offset
< (uint64_t)(-offset
)) {
3284 cb(-EINVAL
, nfs
, &nfsfh
->offset
, private_data
);
3286 nfsfh
->offset
+= offset
;
3287 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3292 data
= malloc(sizeof(struct lseek_cb_data
));
3294 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3299 data
->nfsfh
= nfsfh
;
3300 data
->offset
= offset
;
3302 data
->private_data
= private_data
;
3304 memset(&args
, 0, sizeof(GETATTR3args
));
3305 args
.object
= nfsfh
->fh
;
3307 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3308 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3321 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3324 struct nfs_cb_data
*data
= private_data
;
3325 struct nfs_context
*nfs
= data
->nfs
;
3326 struct statvfs svfs
;
3328 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3330 if (status
== RPC_STATUS_ERROR
) {
3331 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3332 free_nfs_cb_data(data
);
3335 if (status
== RPC_STATUS_CANCEL
) {
3336 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3337 free_nfs_cb_data(data
);
3342 if (res
->status
!= NFS3_OK
) {
3343 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
));
3344 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3345 free_nfs_cb_data(data
);
3349 svfs
.f_bsize
= NFS_BLKSIZE
;
3350 svfs
.f_frsize
= NFS_BLKSIZE
;
3351 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/NFS_BLKSIZE
;
3352 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/NFS_BLKSIZE
;
3353 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/NFS_BLKSIZE
;
3354 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3355 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3356 #if !defined(ANDROID)
3357 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3360 svfs
.f_namemax
= 256;
3363 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3364 free_nfs_cb_data(data
);
3367 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3371 args
.fsroot
= data
->fh
;
3372 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3373 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3374 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3375 free_nfs_cb_data(data
);
3381 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3383 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3384 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3397 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3400 struct nfs_cb_data
*data
= private_data
;
3401 struct nfs_context
*nfs
= data
->nfs
;
3403 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3405 if (status
== RPC_STATUS_ERROR
) {
3406 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3407 free_nfs_cb_data(data
);
3410 if (status
== RPC_STATUS_CANCEL
) {
3411 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3412 free_nfs_cb_data(data
);
3417 if (res
->status
!= NFS3_OK
) {
3418 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
));
3419 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3420 free_nfs_cb_data(data
);
3425 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3426 free_nfs_cb_data(data
);
3429 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3433 args
.symlink
= data
->fh
;
3435 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3436 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3437 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3438 free_nfs_cb_data(data
);
3444 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3446 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3447 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3460 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3462 struct nfs_cb_data
*data
= private_data
;
3463 struct nfs_context
*nfs
= data
->nfs
;
3466 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3468 if (status
== RPC_STATUS_ERROR
) {
3469 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3470 free_nfs_cb_data(data
);
3473 if (status
== RPC_STATUS_CANCEL
) {
3474 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3475 free_nfs_cb_data(data
);
3480 if (res
->status
!= NFS3_OK
) {
3481 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3482 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3483 free_nfs_cb_data(data
);
3487 data
->cb(0, nfs
, NULL
, data
->private_data
);
3488 free_nfs_cb_data(data
);
3491 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3495 memset(&args
, 0, sizeof(SETATTR3args
));
3496 args
.object
= data
->fh
;
3497 args
.new_attributes
.mode
.set_it
= 1;
3498 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3500 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3501 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3502 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3503 free_nfs_cb_data(data
);
3510 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3512 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3513 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3523 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3525 struct nfs_cb_data
*data
;
3527 data
= malloc(sizeof(struct nfs_cb_data
));
3529 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3532 memset(data
, 0, sizeof(struct nfs_cb_data
));
3535 data
->private_data
= private_data
;
3536 data
->continue_int
= mode
;
3537 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3538 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3539 if (data
->fh
.data
.data_val
== NULL
) {
3540 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3541 free_nfs_cb_data(data
);
3544 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3546 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3558 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3560 struct nfs_cb_data
*data
= private_data
;
3561 struct nfs_context
*nfs
= data
->nfs
;
3564 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3566 if (status
== RPC_STATUS_ERROR
) {
3567 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3568 free_nfs_cb_data(data
);
3571 if (status
== RPC_STATUS_CANCEL
) {
3572 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3573 free_nfs_cb_data(data
);
3578 if (res
->status
!= NFS3_OK
) {
3579 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3580 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3581 free_nfs_cb_data(data
);
3585 data
->cb(0, nfs
, NULL
, data
->private_data
);
3586 free_nfs_cb_data(data
);
3589 struct nfs_chown_data
{
3594 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3597 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3599 memset(&args
, 0, sizeof(SETATTR3args
));
3600 args
.object
= data
->fh
;
3601 if (chown_data
->uid
!= (uid_t
)-1) {
3602 args
.new_attributes
.uid
.set_it
= 1;
3603 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3605 if (chown_data
->gid
!= (gid_t
)-1) {
3606 args
.new_attributes
.gid
.set_it
= 1;
3607 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3610 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3611 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3612 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3613 free_nfs_cb_data(data
);
3620 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3622 struct nfs_chown_data
*chown_data
;
3624 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3625 if (chown_data
== NULL
) {
3626 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3630 chown_data
->uid
= uid
;
3631 chown_data
->gid
= gid
;
3633 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3634 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3645 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3647 struct nfs_cb_data
*data
;
3648 struct nfs_chown_data
*chown_data
;
3650 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3651 if (chown_data
== NULL
) {
3652 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3656 chown_data
->uid
= uid
;
3657 chown_data
->gid
= gid
;
3659 data
= malloc(sizeof(struct nfs_cb_data
));
3661 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3665 memset(data
, 0, sizeof(struct nfs_cb_data
));
3668 data
->private_data
= private_data
;
3669 data
->continue_data
= chown_data
;
3670 data
->free_continue_data
= free
;
3671 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3672 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3673 if (data
->fh
.data
.data_val
== NULL
) {
3674 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3675 free_nfs_cb_data(data
);
3678 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3680 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3694 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3696 struct nfs_cb_data
*data
= private_data
;
3697 struct nfs_context
*nfs
= data
->nfs
;
3700 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3702 if (status
== RPC_STATUS_ERROR
) {
3703 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3704 free_nfs_cb_data(data
);
3707 if (status
== RPC_STATUS_CANCEL
) {
3708 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3709 free_nfs_cb_data(data
);
3714 if (res
->status
!= NFS3_OK
) {
3715 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3716 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3717 free_nfs_cb_data(data
);
3721 data
->cb(0, nfs
, NULL
, data
->private_data
);
3722 free_nfs_cb_data(data
);
3725 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3728 struct timeval
*utimes_data
= data
->continue_data
;
3730 memset(&args
, 0, sizeof(SETATTR3args
));
3731 args
.object
= data
->fh
;
3732 if (utimes_data
!= NULL
) {
3733 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3734 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3735 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3736 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3737 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3738 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3740 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3741 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3744 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3745 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3746 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3747 free_nfs_cb_data(data
);
3754 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3756 struct timeval
*new_times
= NULL
;
3758 if (times
!= NULL
) {
3759 new_times
= malloc(sizeof(struct timeval
)*2);
3760 if (new_times
== NULL
) {
3761 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3765 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3768 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3769 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3779 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3781 struct timeval
*new_times
= NULL
;
3783 if (times
!= NULL
) {
3784 new_times
= malloc(sizeof(struct timeval
)*2);
3785 if (new_times
== NULL
) {
3786 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3790 new_times
[0].tv_sec
= times
->actime
;
3791 new_times
[0].tv_usec
= 0;
3792 new_times
[1].tv_sec
= times
->modtime
;
3793 new_times
[1].tv_usec
= 0;
3796 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3797 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3808 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3811 struct nfs_cb_data
*data
= private_data
;
3812 struct nfs_context
*nfs
= data
->nfs
;
3813 unsigned int nfsmode
= 0;
3815 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3817 if (status
== RPC_STATUS_ERROR
) {
3818 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3819 free_nfs_cb_data(data
);
3822 if (status
== RPC_STATUS_CANCEL
) {
3823 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3824 free_nfs_cb_data(data
);
3829 if (res
->status
!= NFS3_OK
) {
3830 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
));
3831 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3832 free_nfs_cb_data(data
);
3836 if (data
->continue_int
& R_OK
) {
3837 nfsmode
|= ACCESS3_READ
;
3839 if (data
->continue_int
& W_OK
) {
3840 nfsmode
|= ACCESS3_MODIFY
;
3842 if (data
->continue_int
& X_OK
) {
3843 nfsmode
|= ACCESS3_EXECUTE
;
3846 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3847 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3848 nfsmode
&ACCESS3_READ
?'r':'-',
3849 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3850 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3851 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3852 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3853 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3854 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3855 free_nfs_cb_data(data
);
3859 data
->cb(0, nfs
, NULL
, data
->private_data
);
3860 free_nfs_cb_data(data
);
3863 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3868 if (data
->continue_int
& R_OK
) {
3869 nfsmode
|= ACCESS3_READ
;
3871 if (data
->continue_int
& W_OK
) {
3872 nfsmode
|= ACCESS3_MODIFY
;
3874 if (data
->continue_int
& X_OK
) {
3875 nfsmode
|= ACCESS3_EXECUTE
;
3878 memset(&args
, 0, sizeof(ACCESS3args
));
3879 args
.object
= data
->fh
;
3880 args
.access
= nfsmode
;
3882 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3883 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3884 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3885 free_nfs_cb_data(data
);
3891 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3893 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3894 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3906 struct nfs_symlink_data
{
3908 char *newpathparent
;
3909 char *newpathobject
;
3912 static void free_nfs_symlink_data(void *mem
)
3914 struct nfs_symlink_data
*data
= mem
;
3916 if (data
->oldpath
!= NULL
) {
3917 free(data
->oldpath
);
3919 if (data
->newpathparent
!= NULL
) {
3920 free(data
->newpathparent
);
3922 if (data
->newpathobject
!= NULL
) {
3923 free(data
->newpathobject
);
3928 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3931 struct nfs_cb_data
*data
= private_data
;
3932 struct nfs_context
*nfs
= data
->nfs
;
3933 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3935 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3937 if (status
== RPC_STATUS_ERROR
) {
3938 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3939 free_nfs_cb_data(data
);
3942 if (status
== RPC_STATUS_CANCEL
) {
3943 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3944 free_nfs_cb_data(data
);
3949 if (res
->status
!= NFS3_OK
) {
3950 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
));
3951 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3952 free_nfs_cb_data(data
);
3956 data
->cb(0, nfs
, NULL
, data
->private_data
);
3957 free_nfs_cb_data(data
);
3960 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3962 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3965 memset(&args
, 0, sizeof(SYMLINK3args
));
3966 args
.where
.dir
= data
->fh
;
3967 args
.where
.name
= symlink_data
->newpathobject
;
3968 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3969 args
.symlink
.symlink_attributes
.mode
.set_mode3_u
.mode
= S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
;
3970 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3972 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3973 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3974 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3975 free_nfs_cb_data(data
);
3981 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3984 struct nfs_symlink_data
*symlink_data
;
3986 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3987 if (symlink_data
== NULL
) {
3988 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3991 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3993 symlink_data
->oldpath
= strdup(oldpath
);
3994 if (symlink_data
->oldpath
== NULL
) {
3995 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3996 free_nfs_symlink_data(symlink_data
);
4000 symlink_data
->newpathparent
= strdup(newpath
);
4001 if (symlink_data
->newpathparent
== NULL
) {
4002 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
4003 free_nfs_symlink_data(symlink_data
);
4007 ptr
= strrchr(symlink_data
->newpathparent
, '/');
4009 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4010 free_nfs_symlink_data(symlink_data
);
4016 symlink_data
->newpathobject
= strdup(ptr
);
4017 if (symlink_data
->newpathobject
== NULL
) {
4018 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
4019 free_nfs_symlink_data(symlink_data
);
4023 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
4024 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4036 struct nfs_rename_data
{
4039 struct nfs_fh3 olddir
;
4042 struct nfs_fh3 newdir
;
4045 static void free_nfs_rename_data(void *mem
)
4047 struct nfs_rename_data
*data
= mem
;
4049 if (data
->oldpath
!= NULL
) {
4050 free(data
->oldpath
);
4052 if (data
->olddir
.data
.data_val
!= NULL
) {
4053 free(data
->olddir
.data
.data_val
);
4055 if (data
->newpath
!= NULL
) {
4056 free(data
->newpath
);
4058 if (data
->newdir
.data
.data_val
!= NULL
) {
4059 free(data
->newdir
.data
.data_val
);
4064 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4067 struct nfs_cb_data
*data
= private_data
;
4068 struct nfs_context
*nfs
= data
->nfs
;
4069 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4071 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4073 if (status
== RPC_STATUS_ERROR
) {
4074 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4075 free_nfs_cb_data(data
);
4078 if (status
== RPC_STATUS_CANCEL
) {
4079 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4080 free_nfs_cb_data(data
);
4085 if (res
->status
!= NFS3_OK
) {
4086 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
));
4087 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4088 free_nfs_cb_data(data
);
4092 data
->cb(0, nfs
, NULL
, data
->private_data
);
4093 free_nfs_cb_data(data
);
4096 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4098 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4101 /* steal the filehandle */
4102 rename_data
->newdir
= data
->fh
;
4103 data
->fh
.data
.data_val
= NULL
;
4105 args
.from
.dir
= rename_data
->olddir
;
4106 args
.from
.name
= rename_data
->oldobject
;
4107 args
.to
.dir
= rename_data
->newdir
;
4108 args
.to
.name
= rename_data
->newobject
;
4109 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
4110 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
4111 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4112 free_nfs_cb_data(data
);
4119 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4121 struct nfs_rename_data
*rename_data
= data
->continue_data
;
4122 char* newpath
= strdup(rename_data
->newpath
);
4124 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
4125 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4126 free_nfs_cb_data(data
);
4130 /* steal the filehandle */
4131 rename_data
->olddir
= data
->fh
;
4132 data
->fh
.data
.data_val
= NULL
;
4134 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) {
4135 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
4136 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4137 free_nfs_cb_data(data
);
4141 data
->continue_data
= NULL
;
4142 free_nfs_cb_data(data
);
4149 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4152 struct nfs_rename_data
*rename_data
;
4154 rename_data
= malloc(sizeof(struct nfs_rename_data
));
4155 if (rename_data
== NULL
) {
4156 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
4159 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
4161 rename_data
->oldpath
= strdup(oldpath
);
4162 if (rename_data
->oldpath
== NULL
) {
4163 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4164 free_nfs_rename_data(rename_data
);
4167 ptr
= strrchr(rename_data
->oldpath
, '/');
4169 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4170 free_nfs_rename_data(rename_data
);
4175 rename_data
->oldobject
= ptr
;
4178 rename_data
->newpath
= strdup(newpath
);
4179 if (rename_data
->newpath
== NULL
) {
4180 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4181 free_nfs_rename_data(rename_data
);
4184 ptr
= strrchr(rename_data
->newpath
, '/');
4186 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4187 free_nfs_rename_data(rename_data
);
4192 rename_data
->newobject
= ptr
;
4195 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
4196 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4207 struct nfs_link_data
{
4209 struct nfs_fh3 oldfh
;
4212 struct nfs_fh3 newdir
;
4215 static void free_nfs_link_data(void *mem
)
4217 struct nfs_link_data
*data
= mem
;
4219 if (data
->oldpath
!= NULL
) {
4220 free(data
->oldpath
);
4222 if (data
->oldfh
.data
.data_val
!= NULL
) {
4223 free(data
->oldfh
.data
.data_val
);
4225 if (data
->newpath
!= NULL
) {
4226 free(data
->newpath
);
4228 if (data
->newdir
.data
.data_val
!= NULL
) {
4229 free(data
->newdir
.data
.data_val
);
4234 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4237 struct nfs_cb_data
*data
= private_data
;
4238 struct nfs_context
*nfs
= data
->nfs
;
4239 struct nfs_link_data
*link_data
= data
->continue_data
;
4241 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4243 if (status
== RPC_STATUS_ERROR
) {
4244 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4245 free_nfs_cb_data(data
);
4248 if (status
== RPC_STATUS_CANCEL
) {
4249 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4250 free_nfs_cb_data(data
);
4255 if (res
->status
!= NFS3_OK
) {
4256 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
));
4257 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4258 free_nfs_cb_data(data
);
4262 data
->cb(0, nfs
, NULL
, data
->private_data
);
4263 free_nfs_cb_data(data
);
4266 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4268 struct nfs_link_data
*link_data
= data
->continue_data
;
4271 /* steal the filehandle */
4272 link_data
->newdir
= data
->fh
;
4273 data
->fh
.data
.data_val
= NULL
;
4275 memset(&args
, 0, sizeof(LINK3args
));
4276 args
.file
= link_data
->oldfh
;
4277 args
.link
.dir
= link_data
->newdir
;
4278 args
.link
.name
= link_data
->newobject
;
4279 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4280 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4281 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4282 free_nfs_cb_data(data
);
4289 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4291 struct nfs_link_data
*link_data
= data
->continue_data
;
4293 /* steal the filehandle */
4294 link_data
->oldfh
= data
->fh
;
4295 data
->fh
.data
.data_val
= NULL
;
4297 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) {
4298 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4299 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4300 free_nfs_cb_data(data
);
4303 data
->continue_data
= NULL
;
4304 free_nfs_cb_data(data
);
4310 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4313 struct nfs_link_data
*link_data
;
4315 link_data
= malloc(sizeof(struct nfs_link_data
));
4316 if (link_data
== NULL
) {
4317 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4320 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4322 link_data
->oldpath
= strdup(oldpath
);
4323 if (link_data
->oldpath
== NULL
) {
4324 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4325 free_nfs_link_data(link_data
);
4329 link_data
->newpath
= strdup(newpath
);
4330 if (link_data
->newpath
== NULL
) {
4331 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4332 free_nfs_link_data(link_data
);
4335 ptr
= strrchr(link_data
->newpath
, '/');
4337 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4338 free_nfs_link_data(link_data
);
4343 link_data
->newobject
= ptr
;
4346 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4347 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4355 //qqq replace later with lseek()
4356 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4358 return nfsfh
->offset
;
4364 * Get the maximum supported READ3 size by the server
4366 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4368 return nfs
->readmax
;
4372 * Get the maximum supported WRITE3 size by the server
4374 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4376 return nfs
->writemax
;
4379 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4380 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4383 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4384 rpc_set_uid(nfs
->rpc
, uid
);
4387 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4388 rpc_set_gid(nfs
->rpc
, gid
);
4391 void nfs_set_readahead(struct nfs_context
*nfs
, uint32_t v
) {
4392 rpc_set_readahead(nfs
->rpc
, v
);
4395 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4400 va_start(ap
, error_string
);
4402 vsnprintf(str
, 1024, error_string
, ap
);
4403 if (nfs
->rpc
->error_string
!= NULL
) {
4404 free(nfs
->rpc
->error_string
);
4406 nfs
->rpc
->error_string
= str
;
4412 struct mount_cb_data
{
4418 static void free_mount_cb_data(struct mount_cb_data
*data
)
4420 if (data
->server
!= NULL
) {
4422 data
->server
= NULL
;
4428 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4430 struct mount_cb_data
*data
= private_data
;
4432 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4434 if (status
== RPC_STATUS_ERROR
) {
4435 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4436 free_mount_cb_data(data
);
4439 if (status
== RPC_STATUS_CANCEL
) {
4440 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4441 free_mount_cb_data(data
);
4445 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4446 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4447 rpc_set_error(rpc
, "Failed to disconnect\n");
4449 free_mount_cb_data(data
);
4452 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4454 struct mount_cb_data
*data
= private_data
;
4456 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4458 /* Dont want any more callbacks even if the socket is closed */
4459 rpc
->connect_cb
= NULL
;
4461 if (status
== RPC_STATUS_ERROR
) {
4462 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4463 free_mount_cb_data(data
);
4466 if (status
== RPC_STATUS_CANCEL
) {
4467 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4468 free_mount_cb_data(data
);
4472 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4473 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4474 free_mount_cb_data(data
);
4479 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4481 struct mount_cb_data
*data
;
4483 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4485 data
= malloc(sizeof(struct mount_cb_data
));
4489 memset(data
, 0, sizeof(struct mount_cb_data
));
4491 data
->private_data
= private_data
;
4492 data
->server
= strdup(server
);
4493 if (data
->server
== NULL
) {
4494 free_mount_cb_data(data
);
4497 if (rpc_connect_program_async(rpc
, data
->server
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_4_cb
, data
) != 0) {
4498 rpc_set_error(rpc
, "Failed to start connection");
4499 free_mount_cb_data(data
);
4506 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4508 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4512 const char *nfs_get_server(struct nfs_context
*nfs
) {
4516 const char *nfs_get_export(struct nfs_context
*nfs
) {
4520 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4521 return &nfs
->rootfh
;
4524 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {