2 Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2010
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 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 General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
18 * High level api to nfs filesystems
26 #include <sys/types.h>
28 #include <sys/statvfs.h>
32 #include <ccan/compiler/compiler.h>
34 #include "libnfs-raw.h"
35 #include "rpc/mount.h"
45 struct nfsdirent *entries;
46 struct nfsdirent *current;
49 static void nfs_free_nfsdir(struct nfsdir *nfsdir)
51 while (nfsdir->entries) {
52 struct nfsdirent *dirent = nfsdir->entries->next;
53 if (nfsdir->entries->name != NULL) {
54 free(nfsdir->entries->name);
56 free(nfsdir->entries);
57 nfsdir->entries = dirent;
63 struct rpc_context *rpc;
66 struct nfs_fh3 rootfh;
71 typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data);
74 struct nfs_context *nfs;
76 char *saved_path, *path;
81 continue_func continue_cb;
83 void (*free_continue_data)(void *);
89 static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh);
92 void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth)
94 return rpc_set_auth(nfs->rpc, auth);
97 int nfs_get_fd(struct nfs_context *nfs)
99 return rpc_get_fd(nfs->rpc);
102 int nfs_which_events(struct nfs_context *nfs)
104 return rpc_which_events(nfs->rpc);
107 int nfs_service(struct nfs_context *nfs, int revents)
109 return rpc_service(nfs->rpc, revents);
112 char *nfs_get_error(struct nfs_context *nfs)
114 return rpc_get_error(nfs->rpc);
117 struct nfs_context *nfs_init_context(void)
119 struct nfs_context *nfs;
121 nfs = malloc(sizeof(struct nfs_context));
123 printf("Failed to allocate nfs context\n");
126 nfs->rpc = rpc_init_context();
127 if (nfs->rpc == NULL) {
128 printf("Failed to allocate rpc sub-context\n");
136 void nfs_destroy_context(struct nfs_context *nfs)
138 rpc_destroy_context(nfs->rpc);
151 if (nfs->rootfh.data.data_val != NULL) {
152 free(nfs->rootfh.data.data_val);
153 nfs->rootfh.data.data_val = NULL;
159 static void free_nfs_cb_data(struct nfs_cb_data *data)
161 if (data->saved_path != NULL) {
162 free(data->saved_path);
163 data->saved_path = NULL;
166 if (data->continue_data != NULL) {
167 data->free_continue_data(data->continue_data);
168 data->continue_data = NULL;
171 if (data->fh.data.data_val != NULL) {
172 free(data->fh.data.data_val);
173 data->fh.data.data_val = NULL;
183 static void nfs_mount_10_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
185 struct nfs_cb_data *data = private_data;
186 struct nfs_context *nfs = data->nfs;
188 if (status == RPC_STATUS_ERROR) {
189 data->cb(-EFAULT, nfs, command_data, data->private_data);
190 free_nfs_cb_data(data);
193 if (status == RPC_STATUS_CANCEL) {
194 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
195 free_nfs_cb_data(data);
199 data->cb(0, nfs, NULL, data->private_data);
200 free_nfs_cb_data(data);
203 static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
205 struct nfs_cb_data *data = private_data;
206 struct nfs_context *nfs = data->nfs;
208 nfs->acl_support = 1;
209 if (status == RPC_STATUS_ERROR) {
210 nfs->acl_support = 0;
212 if (status == RPC_STATUS_CANCEL) {
213 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
214 free_nfs_cb_data(data);
218 if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) {
219 data->cb(-ENOMEM, nfs, command_data, data->private_data);
220 free_nfs_cb_data(data);
225 static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
227 struct nfs_cb_data *data = private_data;
228 struct nfs_context *nfs = data->nfs;
230 if (status == RPC_STATUS_ERROR) {
231 data->cb(-EFAULT, nfs, command_data, data->private_data);
232 free_nfs_cb_data(data);
235 if (status == RPC_STATUS_CANCEL) {
236 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
237 free_nfs_cb_data(data);
241 if (rpc_nfsacl_null_async(rpc, nfs_mount_9_cb, data) != 0) {
242 data->cb(-ENOMEM, nfs, command_data, data->private_data);
243 free_nfs_cb_data(data);
248 static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
250 struct nfs_cb_data *data = private_data;
251 struct nfs_context *nfs = data->nfs;
253 if (status == RPC_STATUS_ERROR) {
254 data->cb(-EFAULT, nfs, command_data, data->private_data);
255 free_nfs_cb_data(data);
258 if (status == RPC_STATUS_CANCEL) {
259 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
260 free_nfs_cb_data(data);
264 if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) {
265 data->cb(-ENOMEM, nfs, command_data, data->private_data);
266 free_nfs_cb_data(data);
272 static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
274 struct nfs_cb_data *data = private_data;
275 struct nfs_context *nfs = data->nfs;
278 if (status == RPC_STATUS_ERROR) {
279 data->cb(-EFAULT, nfs, command_data, data->private_data);
280 free_nfs_cb_data(data);
283 if (status == RPC_STATUS_CANCEL) {
284 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
285 free_nfs_cb_data(data);
290 if (res->fhs_status != MNT3_OK) {
291 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));
292 data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data);
293 free_nfs_cb_data(data);
297 nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len;
298 nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len);
299 if (nfs->rootfh.data.data_val == NULL) {
300 rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle");
301 data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data);
302 free_nfs_cb_data(data);
305 memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len);
307 rpc_disconnect(rpc, "normal disconnect");
308 if (rpc_connect_async(rpc, nfs->server, 2049, 1, nfs_mount_7_cb, data) != 0) {
309 data->cb(-ENOMEM, nfs, command_data, data->private_data);
310 free_nfs_cb_data(data);
316 static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
318 struct nfs_cb_data *data = private_data;
319 struct nfs_context *nfs = data->nfs;
321 if (status == RPC_STATUS_ERROR) {
322 data->cb(-EFAULT, nfs, command_data, data->private_data);
323 free_nfs_cb_data(data);
326 if (status == RPC_STATUS_CANCEL) {
327 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
328 free_nfs_cb_data(data);
332 if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) {
333 data->cb(-ENOMEM, nfs, command_data, data->private_data);
334 free_nfs_cb_data(data);
339 static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
341 struct nfs_cb_data *data = private_data;
342 struct nfs_context *nfs = data->nfs;
344 if (status == RPC_STATUS_ERROR) {
345 data->cb(-EFAULT, nfs, command_data, data->private_data);
346 free_nfs_cb_data(data);
349 if (status == RPC_STATUS_CANCEL) {
350 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
351 free_nfs_cb_data(data);
355 if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) {
356 data->cb(-ENOMEM, nfs, command_data, data->private_data);
357 free_nfs_cb_data(data);
362 static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
364 struct nfs_cb_data *data = private_data;
365 struct nfs_context *nfs = data->nfs;
368 if (status == RPC_STATUS_ERROR) {
369 data->cb(-EFAULT, nfs, command_data, data->private_data);
370 free_nfs_cb_data(data);
373 if (status == RPC_STATUS_CANCEL) {
374 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
375 free_nfs_cb_data(data);
379 mount_port = *(uint32_t *)command_data;
380 if (mount_port == 0) {
381 rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server);
382 data->cb(-ENOENT, nfs, command_data, data->private_data);
383 free_nfs_cb_data(data);
387 rpc_disconnect(rpc, "normal disconnect");
388 if (rpc_connect_async(rpc, nfs->server, mount_port, 1, nfs_mount_4_cb, data) != 0) {
389 data->cb(-ENOMEM, nfs, command_data, data->private_data);
390 free_nfs_cb_data(data);
396 static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
398 struct nfs_cb_data *data = private_data;
399 struct nfs_context *nfs = data->nfs;
401 if (status == RPC_STATUS_ERROR) {
402 data->cb(-EFAULT, nfs, command_data, data->private_data);
403 free_nfs_cb_data(data);
406 if (status == RPC_STATUS_CANCEL) {
407 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
408 free_nfs_cb_data(data);
412 if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_3_cb, private_data) != 0) {
413 data->cb(-ENOMEM, nfs, command_data, data->private_data);
414 free_nfs_cb_data(data);
419 static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
421 struct nfs_cb_data *data = private_data;
422 struct nfs_context *nfs = data->nfs;
424 if (status == RPC_STATUS_ERROR) {
425 data->cb(-EFAULT, nfs, command_data, data->private_data);
426 free_nfs_cb_data(data);
429 if (status == RPC_STATUS_CANCEL) {
430 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
431 free_nfs_cb_data(data);
435 if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) {
436 data->cb(-ENOMEM, nfs, command_data, data->private_data);
437 free_nfs_cb_data(data);
443 * Async call for mounting an nfs share and geting the root filehandle
445 int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data)
447 struct nfs_cb_data *data;
449 data = malloc(sizeof(struct nfs_cb_data));
451 rpc_set_error(nfs->rpc, "out of memory");
452 printf("failed to allocate memory for nfs mount data\n");
455 bzero(data, sizeof(struct nfs_cb_data));
456 nfs->server = strdup(server);
457 nfs->export = strdup(export);
460 data->private_data = private_data;
462 if (rpc_connect_async(nfs->rpc, server, 111, 0, nfs_mount_1_cb, data) != 0) {
463 printf("Failed to start connection\n");
464 free_nfs_cb_data(data);
474 * Functions to first look up a path, component by component, and then finally call a specific function once
475 * the filehandle for the final component is found.
477 static void nfs_lookup_path_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
479 struct nfs_cb_data *data = private_data;
480 struct nfs_context *nfs = data->nfs;
483 if (status == RPC_STATUS_ERROR) {
484 data->cb(-EFAULT, nfs, command_data, data->private_data);
485 free_nfs_cb_data(data);
488 if (status == RPC_STATUS_CANCEL) {
489 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
490 free_nfs_cb_data(data);
495 if (res->status != NFS3_OK) {
496 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));
497 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
498 free_nfs_cb_data(data);
502 if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) {
503 rpc_set_error(nfs->rpc, "Failed to create lookup pdu");
504 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
505 free_nfs_cb_data(data);
510 static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh)
514 while (*data->path == '/') {
519 str = index(path, '/');
524 while (*data->path != 0) {
530 data->fh.data.data_len = fh->data.data_len;
531 data->fh.data.data_val = malloc(data->fh.data.data_len);
532 if (data->fh.data.data_val == NULL) {
533 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path);
534 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
535 free_nfs_cb_data(data);
538 memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len);
539 data->continue_cb(nfs, data);
543 if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) {
544 rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path);
545 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
546 free_nfs_cb_data(data);
552 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)
554 struct nfs_cb_data *data;
556 if (path[0] != '/') {
557 rpc_set_error(nfs->rpc, "Pathname is not absulute %s", path);
561 data = malloc(sizeof(struct nfs_cb_data));
563 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
564 printf("failed to allocate memory for nfs cb data\n");
565 free_nfs_cb_data(data);
568 bzero(data, sizeof(struct nfs_cb_data));
571 data->continue_cb = continue_cb;
572 data->continue_data = continue_data;
573 data->free_continue_data = free_continue_data;
574 data->continue_int = continue_int;
575 data->private_data = private_data;
576 data->saved_path = strdup(path);
577 if (data->saved_path == NULL) {
578 rpc_set_error(nfs->rpc, "out of memory: failed to copy path string");
579 printf("failed to allocate memory for path string\n");
580 free_nfs_cb_data(data);
583 data->path = data->saved_path;
585 if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) {
586 printf("failed to lookup path\n");
587 /* return 0 here since the callback will be invoked if there is a failure */
600 static void nfs_stat_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
603 struct nfs_cb_data *data = private_data;
604 struct nfs_context *nfs = data->nfs;
607 if (status == RPC_STATUS_ERROR) {
608 data->cb(-EFAULT, nfs, command_data, data->private_data);
609 free_nfs_cb_data(data);
612 if (status == RPC_STATUS_CANCEL) {
613 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
614 free_nfs_cb_data(data);
619 if (res->status != NFS3_OK) {
620 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));
621 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
622 free_nfs_cb_data(data);
627 st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid;
628 st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode;
629 st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink;
630 st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid;
631 st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid;
633 st.st_size = res->GETATTR3res_u.resok.obj_attributes.size;
634 st.st_blksize = 4096;
635 st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096;
636 st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds;
637 st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds;
638 st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds;
640 data->cb(0, nfs, &st, data->private_data);
641 free_nfs_cb_data(data);
644 static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
646 if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) {
647 rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path);
648 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
649 free_nfs_cb_data(data);
655 int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
657 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) {
658 printf("Out of memory: failed to start parsing the path components\n");
672 static void nfs_open_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
675 struct nfs_cb_data *data = private_data;
676 struct nfs_context *nfs = data->nfs;
678 unsigned int nfsmode = 0;
680 if (status == RPC_STATUS_ERROR) {
681 data->cb(-EFAULT, nfs, command_data, data->private_data);
682 free_nfs_cb_data(data);
685 if (status == RPC_STATUS_CANCEL) {
686 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
687 free_nfs_cb_data(data);
692 if (res->status != NFS3_OK) {
693 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));
694 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
695 free_nfs_cb_data(data);
699 if (data->continue_int & O_WRONLY) {
700 nfsmode |= ACCESS3_MODIFY;
702 if (data->continue_int & O_RDWR) {
703 nfsmode |= ACCESS3_READ|ACCESS3_MODIFY;
705 if (!(data->continue_int & (O_WRONLY|O_RDWR))) {
706 nfsmode |= ACCESS3_READ;
710 if (res->ACCESS3res_u.resok.access != nfsmode) {
711 rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
712 nfsmode&ACCESS3_READ?'r':'-',
713 nfsmode&ACCESS3_MODIFY?'w':'-',
714 nfsmode&ACCESS3_EXECUTE?'x':'-',
715 res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-',
716 res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-',
717 res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-');
718 data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data);
719 free_nfs_cb_data(data);
723 nfsfh = malloc(sizeof(struct nfsfh));
725 rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure");
726 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
727 free_nfs_cb_data(data);
730 bzero(nfsfh, sizeof(struct nfsfh));
732 if (data->continue_int & O_SYNC) {
736 /* steal the filehandle */
737 nfsfh->fh.data.data_len = data->fh.data.data_len;
738 nfsfh->fh.data.data_val = data->fh.data.data_val;
739 data->fh.data.data_val = NULL;
741 data->cb(0, nfs, nfsfh, data->private_data);
742 free_nfs_cb_data(data);
745 static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
749 if (data->continue_int & O_WRONLY) {
750 nfsmode |= ACCESS3_MODIFY;
752 if (data->continue_int & O_RDWR) {
753 nfsmode |= ACCESS3_READ|ACCESS3_MODIFY;
755 if (!(data->continue_int & (O_WRONLY|O_RDWR))) {
756 nfsmode |= ACCESS3_READ;
759 if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) {
760 rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path);
761 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
762 free_nfs_cb_data(data);
768 int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
770 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) {
771 printf("Out of memory: failed to start parsing the path components\n");
785 static void nfs_pread_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
787 struct nfs_cb_data *data = private_data;
788 struct nfs_context *nfs = data->nfs;
791 if (status == RPC_STATUS_ERROR) {
792 data->cb(-EFAULT, nfs, command_data, data->private_data);
793 free_nfs_cb_data(data);
796 if (status == RPC_STATUS_CANCEL) {
797 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
798 free_nfs_cb_data(data);
803 if (res->status != NFS3_OK) {
804 rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
805 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
806 free_nfs_cb_data(data);
810 data->nfsfh->offset += res->READ3res_u.resok.count;
811 data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data);
812 free_nfs_cb_data(data);
815 int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_off_t offset, size_t count, nfs_cb cb, void *private_data)
817 struct nfs_cb_data *data;
819 data = malloc(sizeof(struct nfs_cb_data));
821 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
822 printf("failed to allocate memory for nfs cb data\n");
823 free_nfs_cb_data(data);
826 bzero(data, sizeof(struct nfs_cb_data));
829 data->private_data = private_data;
832 nfsfh->offset = offset;
833 if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) {
834 rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path);
835 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
836 free_nfs_cb_data(data);
845 int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, nfs_cb cb, void *private_data)
847 return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data);
855 static void nfs_pwrite_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
857 struct nfs_cb_data *data = private_data;
858 struct nfs_context *nfs = data->nfs;
861 if (status == RPC_STATUS_ERROR) {
862 data->cb(-EFAULT, nfs, command_data, data->private_data);
863 free_nfs_cb_data(data);
866 if (status == RPC_STATUS_CANCEL) {
867 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
868 free_nfs_cb_data(data);
873 if (res->status != NFS3_OK) {
874 rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
875 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
876 free_nfs_cb_data(data);
880 data->nfsfh->offset += res->WRITE3res_u.resok.count;
881 data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data);
882 free_nfs_cb_data(data);
885 int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_off_t offset, size_t count, char *buf, nfs_cb cb, void *private_data)
887 struct nfs_cb_data *data;
889 data = malloc(sizeof(struct nfs_cb_data));
891 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
892 printf("failed to allocate memory for nfs cb data\n");
893 free_nfs_cb_data(data);
896 bzero(data, sizeof(struct nfs_cb_data));
899 data->private_data = private_data;
902 nfsfh->offset = offset;
903 if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) {
904 rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path);
905 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
906 free_nfs_cb_data(data);
915 int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buf, nfs_cb cb, void *private_data)
917 return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data);
927 int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
929 if (nfsfh->fh.data.data_val != NULL){
930 free(nfsfh->fh.data.data_val);
931 nfsfh->fh.data.data_val = NULL;
935 cb(0, nfs, NULL, private_data);
946 int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
948 struct nfs_cb_data *data;
950 data = malloc(sizeof(struct nfs_cb_data));
952 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
953 printf("failed to allocate memory for nfs cb data\n");
954 free_nfs_cb_data(data);
957 bzero(data, sizeof(struct nfs_cb_data));
960 data->private_data = private_data;
962 if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) {
963 rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path);
964 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
965 free_nfs_cb_data(data);
976 static void nfs_fsync_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
978 struct nfs_cb_data *data = private_data;
979 struct nfs_context *nfs = data->nfs;
982 if (status == RPC_STATUS_ERROR) {
983 data->cb(-EFAULT, nfs, command_data, data->private_data);
984 free_nfs_cb_data(data);
987 if (status == RPC_STATUS_CANCEL) {
988 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
989 free_nfs_cb_data(data);
994 if (res->status != NFS3_OK) {
995 rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
996 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
997 free_nfs_cb_data(data);
1001 data->cb(0, nfs, NULL, data->private_data);
1002 free_nfs_cb_data(data);
1005 int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
1007 struct nfs_cb_data *data;
1009 data = malloc(sizeof(struct nfs_cb_data));
1011 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
1012 printf("failed to allocate memory for nfs cb data\n");
1013 free_nfs_cb_data(data);
1016 bzero(data, sizeof(struct nfs_cb_data));
1019 data->private_data = private_data;
1021 if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) {
1022 rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path);
1023 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1024 free_nfs_cb_data(data);
1036 static void nfs_ftruncate_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1038 struct nfs_cb_data *data = private_data;
1039 struct nfs_context *nfs = data->nfs;
1042 if (status == RPC_STATUS_ERROR) {
1043 data->cb(-EFAULT, nfs, command_data, data->private_data);
1044 free_nfs_cb_data(data);
1047 if (status == RPC_STATUS_CANCEL) {
1048 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1049 free_nfs_cb_data(data);
1054 if (res->status != NFS3_OK) {
1055 rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1056 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1057 free_nfs_cb_data(data);
1061 data->cb(0, nfs, NULL, data->private_data);
1062 free_nfs_cb_data(data);
1065 int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_off_t length, nfs_cb cb, void *private_data)
1067 struct nfs_cb_data *data;
1070 data = malloc(sizeof(struct nfs_cb_data));
1072 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
1073 printf("failed to allocate memory for nfs cb data\n");
1074 free_nfs_cb_data(data);
1077 bzero(data, sizeof(struct nfs_cb_data));
1080 data->private_data = private_data;
1082 bzero(&args, sizeof(SETATTR3args));
1083 args.object.data.data_len = nfsfh->fh.data.data_len;
1084 args.object.data.data_val = nfsfh->fh.data.data_val;
1085 args.new_attributes.size.set_it = 1;
1086 args.new_attributes.size.set_size3_u.size = length;
1088 if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) {
1089 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1090 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1091 free_nfs_cb_data(data);
1101 static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1103 nfs_off_t offset = data->continue_int;
1106 nfsfh.fh.data.data_val = data->fh.data.data_val;
1107 nfsfh.fh.data.data_len = data->fh.data.data_len;
1109 if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) {
1110 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1111 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1112 free_nfs_cb_data(data);
1115 free_nfs_cb_data(data);
1119 int nfs_truncate_async(struct nfs_context *nfs, const char *path, nfs_off_t length, nfs_cb cb, void *private_data)
1125 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) {
1126 printf("Out of memory: failed to start parsing the path components\n");
1139 static void nfs_mkdir_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1142 struct nfs_cb_data *data = private_data;
1143 struct nfs_context *nfs = data->nfs;
1144 char *str = data->continue_data;
1146 str = &str[strlen(str) + 1];
1148 if (status == RPC_STATUS_ERROR) {
1149 data->cb(-EFAULT, nfs, command_data, data->private_data);
1150 free_nfs_cb_data(data);
1153 if (status == RPC_STATUS_CANCEL) {
1154 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1155 free_nfs_cb_data(data);
1160 if (res->status != NFS3_OK) {
1161 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));
1162 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1163 free_nfs_cb_data(data);
1167 data->cb(0, nfs, NULL, data->private_data);
1168 free_nfs_cb_data(data);
1171 static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1173 char *str = data->continue_data;
1175 str = &str[strlen(str) + 1];
1177 if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &data->fh, str, data) != 0) {
1178 rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path);
1179 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1180 free_nfs_cb_data(data);
1186 int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1191 new_path = strdup(path);
1192 if (new_path == NULL) {
1193 printf("Out of memory, failed to allocate mode buffer for path\n");
1197 ptr = rindex(new_path, '/');
1199 printf("Invalid path %s\n", path);
1204 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1205 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) {
1206 printf("Out of memory: failed to start parsing the path components\n");
1220 static void nfs_rmdir_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1223 struct nfs_cb_data *data = private_data;
1224 struct nfs_context *nfs = data->nfs;
1225 char *str = data->continue_data;
1227 str = &str[strlen(str) + 1];
1229 if (status == RPC_STATUS_ERROR) {
1230 data->cb(-EFAULT, nfs, command_data, data->private_data);
1231 free_nfs_cb_data(data);
1234 if (status == RPC_STATUS_CANCEL) {
1235 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1236 free_nfs_cb_data(data);
1241 if (res->status != NFS3_OK) {
1242 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));
1243 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1244 free_nfs_cb_data(data);
1248 data->cb(0, nfs, NULL, data->private_data);
1249 free_nfs_cb_data(data);
1252 static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1254 char *str = data->continue_data;
1256 str = &str[strlen(str) + 1];
1258 if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) {
1259 rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path);
1260 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1261 free_nfs_cb_data(data);
1267 int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1272 new_path = strdup(path);
1273 if (new_path == NULL) {
1274 printf("Out of memory, failed to allocate mode buffer for path\n");
1278 ptr = rindex(new_path, '/');
1280 printf("Invalid path %s\n", path);
1285 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1286 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) {
1287 printf("Out of memory: failed to start parsing the path components\n");
1300 static void nfs_create_2_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1303 struct nfs_cb_data *data = private_data;
1304 struct nfs_context *nfs = data->nfs;
1305 struct nfsfh *nfsfh;
1306 char *str = data->continue_data;
1308 if (status == RPC_STATUS_ERROR) {
1309 data->cb(-EFAULT, nfs, command_data, data->private_data);
1310 free_nfs_cb_data(data);
1313 if (status == RPC_STATUS_CANCEL) {
1314 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1315 free_nfs_cb_data(data);
1319 str = &str[strlen(str) + 1];
1321 if (res->status != NFS3_OK) {
1322 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));
1323 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1328 nfsfh = malloc(sizeof(struct nfsfh));
1329 if (nfsfh == NULL) {
1330 rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure");
1331 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1332 free_nfs_cb_data(data);
1335 bzero(nfsfh, sizeof(struct nfsfh));
1337 /* steal the filehandle */
1338 nfsfh->fh.data.data_len = data->fh.data.data_len;
1339 nfsfh->fh.data.data_val = data->fh.data.data_val;
1340 data->fh.data.data_val = NULL;
1342 data->cb(0, nfs, nfsfh, data->private_data);
1343 free_nfs_cb_data(data);
1348 static void nfs_creat_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1351 struct nfs_cb_data *data = private_data;
1352 struct nfs_context *nfs = data->nfs;
1353 char *str = data->continue_data;
1355 if (status == RPC_STATUS_ERROR) {
1356 data->cb(-EFAULT, nfs, command_data, data->private_data);
1357 free_nfs_cb_data(data);
1360 if (status == RPC_STATUS_CANCEL) {
1361 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1362 free_nfs_cb_data(data);
1366 str = &str[strlen(str) + 1];
1368 if (res->status != NFS3_OK) {
1369 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));
1370 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1375 if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) {
1376 rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str);
1377 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1378 free_nfs_cb_data(data);
1384 static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1386 char *str = data->continue_data;
1388 str = &str[strlen(str) + 1];
1390 if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &data->fh, str, data->continue_int, data) != 0) {
1391 rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str);
1392 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1393 free_nfs_cb_data(data);
1399 int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
1404 new_path = strdup(path);
1405 if (new_path == NULL) {
1406 printf("Out of memory, failed to allocate mode buffer for path\n");
1410 ptr = rindex(new_path, '/');
1412 printf("Invalid path %s\n", path);
1417 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1418 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) {
1419 printf("Out of memory: failed to start parsing the path components\n");
1432 static void nfs_unlink_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1435 struct nfs_cb_data *data = private_data;
1436 struct nfs_context *nfs = data->nfs;
1437 char *str = data->continue_data;
1439 str = &str[strlen(str) + 1];
1441 if (status == RPC_STATUS_ERROR) {
1442 data->cb(-EFAULT, nfs, command_data, data->private_data);
1443 free_nfs_cb_data(data);
1446 if (status == RPC_STATUS_CANCEL) {
1447 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1448 free_nfs_cb_data(data);
1453 if (res->status != NFS3_OK) {
1454 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));
1455 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1456 free_nfs_cb_data(data);
1460 data->cb(0, nfs, NULL, data->private_data);
1461 free_nfs_cb_data(data);
1464 static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1466 char *str = data->continue_data;
1468 str = &str[strlen(str) + 1];
1470 if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) {
1471 rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path);
1472 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1473 free_nfs_cb_data(data);
1479 int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1484 new_path = strdup(path);
1485 if (new_path == NULL) {
1486 printf("Out of memory, failed to allocate mode buffer for path\n");
1490 ptr = rindex(new_path, '/');
1492 printf("Invalid path %s\n", path);
1497 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1498 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) {
1499 printf("Out of memory: failed to start parsing the path components\n");
1513 static void nfs_opendir_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1516 struct nfs_cb_data *data = private_data;
1517 struct nfs_context *nfs = data->nfs;
1518 struct nfsdir *nfsdir = data->continue_data;;
1519 struct entry3 *entry;
1522 if (status == RPC_STATUS_ERROR) {
1523 data->cb(-EFAULT, nfs, command_data, data->private_data);
1524 nfs_free_nfsdir(nfsdir);
1525 data->continue_data = NULL;
1526 free_nfs_cb_data(data);
1529 if (status == RPC_STATUS_CANCEL) {
1530 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1531 nfs_free_nfsdir(nfsdir);
1532 data->continue_data = NULL;
1533 free_nfs_cb_data(data);
1538 if (res->status != NFS3_OK) {
1539 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));
1540 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1541 nfs_free_nfsdir(nfsdir);
1542 data->continue_data = NULL;
1543 free_nfs_cb_data(data);
1547 entry =res->READDIR3res_u.resok.reply.entries;
1548 while (entry != NULL) {
1549 struct nfsdirent *nfsdirent;
1551 nfsdirent = malloc(sizeof(struct nfsdirent));
1552 if (nfsdirent == NULL) {
1553 data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data);
1554 nfs_free_nfsdir(nfsdir);
1555 data->continue_data = NULL;
1556 free_nfs_cb_data(data);
1559 bzero(nfsdirent, sizeof(struct nfsdirent));
1560 nfsdirent->name = strdup(entry->name);
1561 if (nfsdirent->name == NULL) {
1562 data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data);
1563 nfs_free_nfsdir(nfsdir);
1564 data->continue_data = NULL;
1565 free_nfs_cb_data(data);
1568 nfsdirent->inode = entry->fileid;
1569 nfsdirent->next = nfsdir->entries;
1570 nfsdir->entries = nfsdirent;
1572 cookie = entry->cookie;
1573 entry = entry->nextentry;
1576 if (res->READDIR3res_u.resok.reply.eof == 0) {
1577 if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 20000, data) != 0) {
1578 rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path);
1579 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1580 nfs_free_nfsdir(nfsdir);
1581 data->continue_data = NULL;
1582 free_nfs_cb_data(data);
1588 /* steal the dirhandle */
1589 data->continue_data = NULL;
1590 nfsdir->current = nfsdir->entries;
1592 data->cb(0, nfs, nfsdir, data->private_data);
1593 free_nfs_cb_data(data);
1596 static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1600 bzero(cv, sizeof(cookieverf3));
1601 if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 20000, data) != 0) {
1602 rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path);
1603 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1604 free_nfs_cb_data(data);
1610 int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1612 struct nfsdir *nfsdir;
1614 nfsdir = malloc(sizeof(struct nfsdir));
1615 if (nfsdir == NULL) {
1616 printf("failed to allocate buffer for nfsdir\n");
1619 bzero(nfsdir, sizeof(struct nfsdir));
1621 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) {
1622 printf("Out of memory: failed to start parsing the path components\n");
1630 struct nfsdirent *nfs_readdir(struct nfs_context *nfs UNUSED, struct nfsdir *nfsdir)
1632 struct nfsdirent *nfsdirent = nfsdir->current;
1634 if (nfsdir->current != NULL) {
1635 nfsdir->current = nfsdir->current->next;
1641 void nfs_closedir(struct nfs_context *nfs UNUSED, struct nfsdir *nfsdir)
1643 nfs_free_nfsdir(nfsdir);
1655 struct lseek_cb_data {
1656 struct nfs_context *nfs;
1657 struct nfsfh *nfsfh;
1663 static void nfs_lseek_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1666 struct lseek_cb_data *data = private_data;
1667 struct nfs_context *nfs = data->nfs;
1669 if (status == RPC_STATUS_ERROR) {
1670 data->cb(-EFAULT, nfs, command_data, data->private_data);
1674 if (status == RPC_STATUS_CANCEL) {
1675 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1681 if (res->status != NFS3_OK) {
1682 rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1683 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1688 data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size;
1689 data->cb(0, nfs, &data->nfsfh->offset, data->private_data);
1693 int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_off_t offset, int whence, nfs_cb cb, void *private_data)
1695 struct lseek_cb_data *data;
1697 if (whence == SEEK_SET) {
1698 nfsfh->offset = offset;
1699 cb(0, nfs, &nfsfh->offset, private_data);
1702 if (whence == SEEK_CUR) {
1703 nfsfh->offset += offset;
1704 cb(0, nfs, &nfsfh->offset, private_data);
1708 data = malloc(sizeof(struct lseek_cb_data));
1710 rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data");
1715 data->nfsfh = nfsfh;
1716 data->offset = offset;
1718 data->private_data = private_data;
1720 if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) {
1721 rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call");
1734 static void nfs_statvfs_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1737 struct nfs_cb_data *data = private_data;
1738 struct nfs_context *nfs = data->nfs;
1739 struct statvfs svfs;
1741 if (status == RPC_STATUS_ERROR) {
1742 data->cb(-EFAULT, nfs, command_data, data->private_data);
1743 free_nfs_cb_data(data);
1746 if (status == RPC_STATUS_CANCEL) {
1747 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1748 free_nfs_cb_data(data);
1753 if (res->status != NFS3_OK) {
1754 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));
1755 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1756 free_nfs_cb_data(data);
1760 svfs.f_bsize = 4096;
1761 svfs.f_frsize = 4096;
1762 svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096;
1763 svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096;
1764 svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096;
1765 svfs.f_files = res->FSSTAT3res_u.resok.tfiles;
1766 svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles;
1767 svfs.f_favail = res->FSSTAT3res_u.resok.afiles;
1770 svfs.f_namemax = 256;
1772 data->cb(0, nfs, &svfs, data->private_data);
1773 free_nfs_cb_data(data);
1776 static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1778 if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) {
1779 rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path);
1780 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1781 free_nfs_cb_data(data);
1787 int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1789 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) {
1790 printf("Out of memory: failed to start parsing the path components\n");
1803 static void nfs_readlink_1_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1806 struct nfs_cb_data *data = private_data;
1807 struct nfs_context *nfs = data->nfs;
1809 if (status == RPC_STATUS_ERROR) {
1810 data->cb(-EFAULT, nfs, command_data, data->private_data);
1811 free_nfs_cb_data(data);
1814 if (status == RPC_STATUS_CANCEL) {
1815 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1816 free_nfs_cb_data(data);
1821 if (res->status != NFS3_OK) {
1822 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));
1823 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1824 free_nfs_cb_data(data);
1829 data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data);
1830 free_nfs_cb_data(data);
1833 static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1835 if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &data->fh, data) != 0) {
1836 rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path);
1837 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1838 free_nfs_cb_data(data);
1844 int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1846 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) {
1847 printf("Out of memory: failed to start parsing the path components\n");
1860 static void nfs_chmod_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1862 struct nfs_cb_data *data = private_data;
1863 struct nfs_context *nfs = data->nfs;
1866 if (status == RPC_STATUS_ERROR) {
1867 data->cb(-EFAULT, nfs, command_data, data->private_data);
1868 free_nfs_cb_data(data);
1871 if (status == RPC_STATUS_CANCEL) {
1872 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1873 free_nfs_cb_data(data);
1878 if (res->status != NFS3_OK) {
1879 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1880 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1881 free_nfs_cb_data(data);
1885 data->cb(0, nfs, NULL, data->private_data);
1886 free_nfs_cb_data(data);
1889 static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1893 bzero(&args, sizeof(SETATTR3args));
1894 args.object.data.data_len = data->fh.data.data_len;
1895 args.object.data.data_val = data->fh.data.data_val;
1896 args.new_attributes.mode.set_it = 1;
1897 args.new_attributes.mode.set_mode3_u.mode = data->continue_int;
1899 if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) {
1900 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1901 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1902 free_nfs_cb_data(data);
1909 int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
1911 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) {
1912 printf("Out of memory: failed to start parsing the path components\n");
1922 int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data)
1924 struct nfs_cb_data *data;
1926 data = malloc(sizeof(struct nfs_cb_data));
1928 rpc_set_error(nfs->rpc, "out of memory");
1929 printf("failed to allocate memory for nfs mount data\n");
1932 bzero(data, sizeof(struct nfs_cb_data));
1935 data->private_data = private_data;
1936 data->continue_int = mode;
1937 data->fh.data.data_len = nfsfh->fh.data.data_len;
1938 data->fh.data.data_val = malloc(data->fh.data.data_len);
1939 if (data->fh.data.data_val == NULL) {
1940 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh");
1941 free_nfs_cb_data(data);
1944 memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len);
1946 if (nfs_chmod_continue_internal(nfs, data) != 0) {
1947 free_nfs_cb_data(data);
1959 static void nfs_chown_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
1961 struct nfs_cb_data *data = private_data;
1962 struct nfs_context *nfs = data->nfs;
1965 if (status == RPC_STATUS_ERROR) {
1966 data->cb(-EFAULT, nfs, command_data, data->private_data);
1967 free_nfs_cb_data(data);
1970 if (status == RPC_STATUS_CANCEL) {
1971 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1972 free_nfs_cb_data(data);
1977 if (res->status != NFS3_OK) {
1978 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1979 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1980 free_nfs_cb_data(data);
1984 data->cb(0, nfs, NULL, data->private_data);
1985 free_nfs_cb_data(data);
1988 struct nfs_chown_data {
1993 static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1996 struct nfs_chown_data *chown_data = data->continue_data;
1998 bzero(&args, sizeof(SETATTR3args));
1999 args.object.data.data_len = data->fh.data.data_len;
2000 args.object.data.data_val = data->fh.data.data_val;
2001 if (chown_data->uid != (uid_t)-1) {
2002 args.new_attributes.uid.set_it = 1;
2003 args.new_attributes.uid.set_uid3_u.uid = chown_data->uid;
2005 if (chown_data->gid != (gid_t)-1) {
2006 args.new_attributes.gid.set_it = 1;
2007 args.new_attributes.gid.set_gid3_u.gid = chown_data->gid;
2010 if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) {
2011 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
2012 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2013 free_nfs_cb_data(data);
2020 int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data)
2022 struct nfs_chown_data *chown_data;
2024 chown_data = malloc(sizeof(struct nfs_chown_data));
2025 if (chown_data == NULL) {
2026 printf("Failed to allocate memory for chown data structure\n");
2030 chown_data->uid = uid;
2031 chown_data->gid = gid;
2033 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) {
2034 printf("Out of memory: failed to start parsing the path components\n");
2045 int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data)
2047 struct nfs_cb_data *data;
2048 struct nfs_chown_data *chown_data;
2050 chown_data = malloc(sizeof(struct nfs_chown_data));
2051 if (chown_data == NULL) {
2052 printf("Failed to allocate memory for chown data structure\n");
2056 chown_data->uid = uid;
2057 chown_data->gid = gid;
2060 data = malloc(sizeof(struct nfs_cb_data));
2062 rpc_set_error(nfs->rpc, "out of memory");
2063 printf("failed to allocate memory for fchown data\n");
2066 bzero(data, sizeof(struct nfs_cb_data));
2069 data->private_data = private_data;
2070 data->continue_data = chown_data;
2071 data->fh.data.data_len = nfsfh->fh.data.data_len;
2072 data->fh.data.data_val = malloc(data->fh.data.data_len);
2073 if (data->fh.data.data_val == NULL) {
2074 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh");
2075 free_nfs_cb_data(data);
2078 memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len);
2081 if (nfs_chown_continue_internal(nfs, data) != 0) {
2082 free_nfs_cb_data(data);
2096 static void nfs_utimes_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
2098 struct nfs_cb_data *data = private_data;
2099 struct nfs_context *nfs = data->nfs;
2102 if (status == RPC_STATUS_ERROR) {
2103 data->cb(-EFAULT, nfs, command_data, data->private_data);
2104 free_nfs_cb_data(data);
2107 if (status == RPC_STATUS_CANCEL) {
2108 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2109 free_nfs_cb_data(data);
2114 if (res->status != NFS3_OK) {
2115 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
2116 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2117 free_nfs_cb_data(data);
2121 data->cb(0, nfs, NULL, data->private_data);
2122 free_nfs_cb_data(data);
2125 static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2128 struct timeval *utimes_data = data->continue_data;
2130 bzero(&args, sizeof(SETATTR3args));
2131 args.object.data.data_len = data->fh.data.data_len;
2132 args.object.data.data_val = data->fh.data.data_val;
2133 if (utimes_data != NULL) {
2134 args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME;
2135 args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec;
2136 args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000;
2137 args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME;
2138 args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec;
2139 args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000;
2141 args.new_attributes.atime.set_it = SET_TO_SERVER_TIME;
2142 args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME;
2145 if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) {
2146 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
2147 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2148 free_nfs_cb_data(data);
2155 int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data)
2157 struct timeval *new_times = NULL;
2159 if (times != NULL) {
2160 new_times = malloc(sizeof(struct timeval)*2);
2161 if (new_times == NULL) {
2162 printf("Failed to allocate memory for timeval structure\n");
2166 memcpy(new_times, times, sizeof(struct timeval)*2);
2169 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
2170 printf("Out of memory: failed to start parsing the path components\n");
2180 int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data)
2182 struct timeval *new_times = NULL;
2184 if (times != NULL) {
2185 new_times = malloc(sizeof(struct timeval)*2);
2186 if (new_times == NULL) {
2187 printf("Failed to allocate memory for timeval structure\n");
2191 new_times[0].tv_sec = times->actime;
2192 new_times[0].tv_usec = 0;
2193 new_times[1].tv_sec = times->modtime;
2194 new_times[1].tv_usec = 0;
2197 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
2198 printf("Out of memory: failed to start parsing the path components\n");
2212 static void nfs_access_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
2215 struct nfs_cb_data *data = private_data;
2216 struct nfs_context *nfs = data->nfs;
2217 unsigned int nfsmode = 0;
2219 if (status == RPC_STATUS_ERROR) {
2220 data->cb(-EFAULT, nfs, command_data, data->private_data);
2221 free_nfs_cb_data(data);
2224 if (status == RPC_STATUS_CANCEL) {
2225 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2226 free_nfs_cb_data(data);
2231 if (res->status != NFS3_OK) {
2232 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));
2233 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2234 free_nfs_cb_data(data);
2238 if (data->continue_int & R_OK) {
2239 nfsmode |= ACCESS3_READ;
2241 if (data->continue_int & W_OK) {
2242 nfsmode |= ACCESS3_MODIFY;
2244 if (data->continue_int & X_OK) {
2245 nfsmode |= ACCESS3_EXECUTE;
2248 if (res->ACCESS3res_u.resok.access != nfsmode) {
2249 rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2250 nfsmode&ACCESS3_READ?'r':'-',
2251 nfsmode&ACCESS3_MODIFY?'w':'-',
2252 nfsmode&ACCESS3_EXECUTE?'x':'-',
2253 res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-',
2254 res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-',
2255 res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-');
2256 data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data);
2257 free_nfs_cb_data(data);
2261 data->cb(0, nfs, NULL, data->private_data);
2262 free_nfs_cb_data(data);
2265 static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2269 if (data->continue_int & R_OK) {
2270 nfsmode |= ACCESS3_READ;
2272 if (data->continue_int & W_OK) {
2273 nfsmode |= ACCESS3_MODIFY;
2275 if (data->continue_int & X_OK) {
2276 nfsmode |= ACCESS3_EXECUTE;
2279 if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) {
2280 rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path);
2281 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2282 free_nfs_cb_data(data);
2288 int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
2290 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) {
2291 printf("Out of memory: failed to start parsing the path components\n");
2303 struct nfs_symlink_data {
2305 char *newpathparent;
2306 char *newpathobject;
2309 static void free_nfs_symlink_data(void *mem)
2311 struct nfs_symlink_data *data = mem;
2313 if (data->oldpath != NULL) {
2314 free(data->oldpath);
2316 if (data->newpathparent != NULL) {
2317 free(data->newpathparent);
2319 if (data->newpathobject != NULL) {
2320 free(data->newpathobject);
2325 static void nfs_symlink_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
2328 struct nfs_cb_data *data = private_data;
2329 struct nfs_context *nfs = data->nfs;
2330 struct nfs_symlink_data *symlink_data = data->continue_data;
2332 if (status == RPC_STATUS_ERROR) {
2333 data->cb(-EFAULT, nfs, command_data, data->private_data);
2334 free_nfs_cb_data(data);
2337 if (status == RPC_STATUS_CANCEL) {
2338 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2339 free_nfs_cb_data(data);
2344 if (res->status != NFS3_OK) {
2345 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));
2346 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2347 free_nfs_cb_data(data);
2351 data->cb(0, nfs, NULL, data->private_data);
2352 free_nfs_cb_data(data);
2355 static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2357 struct nfs_symlink_data *symlink_data = data->continue_data;
2359 if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &data->fh, symlink_data->newpathobject, symlink_data->oldpath, data) != 0) {
2360 rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path);
2361 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2362 free_nfs_cb_data(data);
2368 int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2371 struct nfs_symlink_data *symlink_data;
2373 symlink_data = malloc(sizeof(struct nfs_symlink_data));
2374 if (symlink_data == NULL) {
2375 printf("Out of memory, failed to allocate buffer for symlink data\n");
2378 bzero(symlink_data, sizeof(struct nfs_symlink_data));
2380 symlink_data->oldpath = strdup(oldpath);
2381 if (symlink_data->oldpath == NULL) {
2382 printf("Out of memory, failed to allocate buffer for oldpath\n");
2383 free_nfs_symlink_data(symlink_data);
2387 symlink_data->newpathparent = strdup(newpath);
2388 if (symlink_data->newpathparent == NULL) {
2389 printf("Out of memory, failed to allocate mode buffer for new path\n");
2390 free_nfs_symlink_data(symlink_data);
2394 ptr = rindex(symlink_data->newpathparent, '/');
2396 printf("Invalid path %s\n", oldpath);
2397 free_nfs_symlink_data(symlink_data);
2403 symlink_data->newpathobject = strdup(ptr);
2404 if (symlink_data->newpathobject == NULL) {
2405 printf("Out of memory, failed to allocate mode buffer for new path\n");
2406 free_nfs_symlink_data(symlink_data);
2410 if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) {
2411 printf("Out of memory: failed to start parsing the path components\n");
2423 struct nfs_rename_data {
2426 struct nfs_fh3 olddir;
2429 struct nfs_fh3 newdir;
2432 static void free_nfs_rename_data(void *mem)
2434 struct nfs_rename_data *data = mem;
2436 if (data->oldpath != NULL) {
2437 free(data->oldpath);
2439 if (data->olddir.data.data_val != NULL) {
2440 free(data->olddir.data.data_val);
2442 if (data->newpath != NULL) {
2443 free(data->newpath);
2445 if (data->newdir.data.data_val != NULL) {
2446 free(data->newdir.data.data_val);
2451 static void nfs_rename_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
2454 struct nfs_cb_data *data = private_data;
2455 struct nfs_context *nfs = data->nfs;
2456 struct nfs_rename_data *rename_data = data->continue_data;
2458 if (status == RPC_STATUS_ERROR) {
2459 data->cb(-EFAULT, nfs, command_data, data->private_data);
2460 free_nfs_cb_data(data);
2463 if (status == RPC_STATUS_CANCEL) {
2464 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2465 free_nfs_cb_data(data);
2470 if (res->status != NFS3_OK) {
2471 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));
2472 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2473 free_nfs_cb_data(data);
2477 data->cb(0, nfs, NULL, data->private_data);
2478 free_nfs_cb_data(data);
2481 static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2483 struct nfs_rename_data *rename_data = data->continue_data;
2485 /* steal the filehandle */
2486 rename_data->newdir.data.data_len = data->fh.data.data_len;
2487 rename_data->newdir.data.data_val = data->fh.data.data_val;
2488 data->fh.data.data_val = NULL;
2490 if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) {
2491 rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path);
2492 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2493 free_nfs_cb_data(data);
2500 static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2502 struct nfs_rename_data *rename_data = data->continue_data;
2504 /* steal the filehandle */
2505 rename_data->olddir.data.data_len = data->fh.data.data_len;
2506 rename_data->olddir.data.data_val = data->fh.data.data_val;
2507 data->fh.data.data_val = NULL;
2509 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) {
2510 rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath);
2511 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2512 free_nfs_cb_data(data);
2515 data->continue_data = NULL;
2516 free_nfs_cb_data(data);
2522 int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2525 struct nfs_rename_data *rename_data;
2527 rename_data = malloc(sizeof(struct nfs_rename_data));
2528 if (rename_data == NULL) {
2529 printf("Out of memory, failed to allocate buffer for rename data\n");
2532 bzero(rename_data, sizeof(struct nfs_rename_data));
2534 rename_data->oldpath = strdup(oldpath);
2535 if (rename_data->oldpath == NULL) {
2536 printf("Out of memory, failed to allocate buffer for oldpath\n");
2537 free_nfs_rename_data(rename_data);
2540 ptr = rindex(rename_data->oldpath, '/');
2542 printf("Invalid path %s\n", oldpath);
2543 free_nfs_rename_data(rename_data);
2548 rename_data->oldobject = ptr;
2551 rename_data->newpath = strdup(newpath);
2552 if (rename_data->newpath == NULL) {
2553 printf("Out of memory, failed to allocate buffer for newpath\n");
2554 free_nfs_rename_data(rename_data);
2557 ptr = rindex(rename_data->newpath, '/');
2559 printf("Invalid path %s\n", newpath);
2560 free_nfs_rename_data(rename_data);
2565 rename_data->newobject = ptr;
2568 if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) {
2569 printf("Out of memory: failed to start parsing the path components\n");
2580 struct nfs_link_data {
2582 struct nfs_fh3 oldfh;
2585 struct nfs_fh3 newdir;
2588 static void free_nfs_link_data(void *mem)
2590 struct nfs_link_data *data = mem;
2592 if (data->oldpath != NULL) {
2593 free(data->oldpath);
2595 if (data->oldfh.data.data_val != NULL) {
2596 free(data->oldfh.data.data_val);
2598 if (data->newpath != NULL) {
2599 free(data->newpath);
2601 if (data->newdir.data.data_val != NULL) {
2602 free(data->newdir.data.data_val);
2607 static void nfs_link_cb(struct rpc_context *rpc UNUSED, int status, void *command_data, void *private_data)
2610 struct nfs_cb_data *data = private_data;
2611 struct nfs_context *nfs = data->nfs;
2612 struct nfs_link_data *link_data = data->continue_data;
2614 if (status == RPC_STATUS_ERROR) {
2615 data->cb(-EFAULT, nfs, command_data, data->private_data);
2616 free_nfs_cb_data(data);
2619 if (status == RPC_STATUS_CANCEL) {
2620 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2621 free_nfs_cb_data(data);
2626 if (res->status != NFS3_OK) {
2627 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));
2628 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2629 free_nfs_cb_data(data);
2633 data->cb(0, nfs, NULL, data->private_data);
2634 free_nfs_cb_data(data);
2637 static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2639 struct nfs_link_data *link_data = data->continue_data;
2641 /* steal the filehandle */
2642 link_data->newdir.data.data_len = data->fh.data.data_len;
2643 link_data->newdir.data.data_val = data->fh.data.data_val;
2644 data->fh.data.data_val = NULL;
2646 if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) {
2647 rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path);
2648 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2649 free_nfs_cb_data(data);
2656 static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2658 struct nfs_link_data *link_data = data->continue_data;
2660 /* steal the filehandle */
2661 link_data->oldfh.data.data_len = data->fh.data.data_len;
2662 link_data->oldfh.data.data_val = data->fh.data.data_val;
2663 data->fh.data.data_val = NULL;
2665 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) {
2666 rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath);
2667 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2668 free_nfs_cb_data(data);
2671 data->continue_data = NULL;
2672 free_nfs_cb_data(data);
2678 int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2681 struct nfs_link_data *link_data;
2683 link_data = malloc(sizeof(struct nfs_link_data));
2684 if (link_data == NULL) {
2685 printf("Out of memory, failed to allocate buffer for link data\n");
2688 bzero(link_data, sizeof(struct nfs_link_data));
2690 link_data->oldpath = strdup(oldpath);
2691 if (link_data->oldpath == NULL) {
2692 printf("Out of memory, failed to allocate buffer for oldpath\n");
2693 free_nfs_link_data(link_data);
2697 link_data->newpath = strdup(newpath);
2698 if (link_data->newpath == NULL) {
2699 printf("Out of memory, failed to allocate buffer for newpath\n");
2700 free_nfs_link_data(link_data);
2703 ptr = rindex(link_data->newpath, '/');
2705 printf("Invalid path %s\n", newpath);
2706 free_nfs_link_data(link_data);
2711 link_data->newobject = ptr;
2714 if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) {
2715 printf("Out of memory: failed to start parsing the path components\n");
2723 //qqq replace later with lseek()
2724 nfs_off_t nfs_get_current_offset(struct nfsfh *nfsfh)
2726 return nfsfh->offset;