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>
33 #include "libnfs-raw.h"
34 #include "rpc/mount.h"
44 struct nfsdirent *entries;
45 struct nfsdirent *current;
48 void nfs_free_nfsdir(struct nfsdir *nfsdir)
50 while (nfsdir->entries) {
51 struct nfsdirent *dirent = nfsdir->entries->next;
52 if (nfsdir->entries->name != NULL) {
53 free(nfsdir->entries->name);
55 free(nfsdir->entries);
56 nfsdir->entries = dirent;
62 struct rpc_context *rpc;
65 struct nfs_fh3 rootfh;
70 typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data);
73 struct nfs_context *nfs;
75 char *saved_path, *path;
80 continue_func continue_cb;
82 void (*free_continue_data)(void *);
88 static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh);
91 void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth)
93 return rpc_set_auth(nfs->rpc, auth);
96 int nfs_get_fd(struct nfs_context *nfs)
98 return rpc_get_fd(nfs->rpc);
101 int nfs_which_events(struct nfs_context *nfs)
103 return rpc_which_events(nfs->rpc);
106 int nfs_service(struct nfs_context *nfs, int revents)
108 return rpc_service(nfs->rpc, revents);
111 char *nfs_get_error(struct nfs_context *nfs)
113 return rpc_get_error(nfs->rpc);
116 struct nfs_context *nfs_init_context(void)
118 struct nfs_context *nfs;
120 nfs = malloc(sizeof(struct nfs_context));
122 printf("Failed to allocate nfs context\n");
125 nfs->rpc = rpc_init_context();
126 if (nfs->rpc == NULL) {
127 printf("Failed to allocate rpc sub-context\n");
135 void nfs_destroy_context(struct nfs_context *nfs)
137 rpc_destroy_context(nfs->rpc);
150 if (nfs->rootfh.data.data_val != NULL) {
151 free(nfs->rootfh.data.data_val);
152 nfs->rootfh.data.data_val = NULL;
158 void free_nfs_cb_data(struct nfs_cb_data *data)
160 if (data->saved_path != NULL) {
161 free(data->saved_path);
162 data->saved_path = NULL;
165 if (data->continue_data != NULL) {
166 data->free_continue_data(data->continue_data);
167 data->continue_data = NULL;
170 if (data->fh.data.data_val != NULL) {
171 free(data->fh.data.data_val);
172 data->fh.data.data_val = NULL;
182 static void nfs_mount_10_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
184 struct nfs_cb_data *data = private_data;
185 struct nfs_context *nfs = data->nfs;
187 if (status == RPC_STATUS_ERROR) {
188 data->cb(-EFAULT, nfs, command_data, data->private_data);
189 free_nfs_cb_data(data);
192 if (status == RPC_STATUS_CANCEL) {
193 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
194 free_nfs_cb_data(data);
198 data->cb(0, nfs, NULL, data->private_data);
199 free_nfs_cb_data(data);
202 static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
204 struct nfs_cb_data *data = private_data;
205 struct nfs_context *nfs = data->nfs;
207 nfs->acl_support = 1;
208 if (status == RPC_STATUS_ERROR) {
209 nfs->acl_support = 0;
211 if (status == RPC_STATUS_CANCEL) {
212 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
213 free_nfs_cb_data(data);
217 if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) {
218 data->cb(-ENOMEM, nfs, command_data, data->private_data);
219 free_nfs_cb_data(data);
224 static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
226 struct nfs_cb_data *data = private_data;
227 struct nfs_context *nfs = data->nfs;
229 if (status == RPC_STATUS_ERROR) {
230 data->cb(-EFAULT, nfs, command_data, data->private_data);
231 free_nfs_cb_data(data);
234 if (status == RPC_STATUS_CANCEL) {
235 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
236 free_nfs_cb_data(data);
240 if (rpc_nfsacl_null_async(rpc, nfs_mount_9_cb, data) != 0) {
241 data->cb(-ENOMEM, nfs, command_data, data->private_data);
242 free_nfs_cb_data(data);
247 static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
249 struct nfs_cb_data *data = private_data;
250 struct nfs_context *nfs = data->nfs;
252 if (status == RPC_STATUS_ERROR) {
253 data->cb(-EFAULT, nfs, command_data, data->private_data);
254 free_nfs_cb_data(data);
257 if (status == RPC_STATUS_CANCEL) {
258 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
259 free_nfs_cb_data(data);
263 if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) {
264 data->cb(-ENOMEM, nfs, command_data, data->private_data);
265 free_nfs_cb_data(data);
271 static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
273 struct nfs_cb_data *data = private_data;
274 struct nfs_context *nfs = data->nfs;
277 if (status == RPC_STATUS_ERROR) {
278 data->cb(-EFAULT, nfs, command_data, data->private_data);
279 free_nfs_cb_data(data);
282 if (status == RPC_STATUS_CANCEL) {
283 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
284 free_nfs_cb_data(data);
289 if (res->fhs_status != MNT3_OK) {
290 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));
291 data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data);
292 free_nfs_cb_data(data);
296 nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len;
297 nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len);
298 if (nfs->rootfh.data.data_val == NULL) {
299 rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle");
300 data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data);
301 free_nfs_cb_data(data);
304 memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len);
306 rpc_disconnect(rpc, "normal disconnect");
307 if (rpc_connect_async(rpc, nfs->server, 2049, 1, nfs_mount_7_cb, data) != 0) {
308 data->cb(-ENOMEM, nfs, command_data, data->private_data);
309 free_nfs_cb_data(data);
315 static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
317 struct nfs_cb_data *data = private_data;
318 struct nfs_context *nfs = data->nfs;
320 if (status == RPC_STATUS_ERROR) {
321 data->cb(-EFAULT, nfs, command_data, data->private_data);
322 free_nfs_cb_data(data);
325 if (status == RPC_STATUS_CANCEL) {
326 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
327 free_nfs_cb_data(data);
331 if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) {
332 data->cb(-ENOMEM, nfs, command_data, data->private_data);
333 free_nfs_cb_data(data);
338 static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
340 struct nfs_cb_data *data = private_data;
341 struct nfs_context *nfs = data->nfs;
343 if (status == RPC_STATUS_ERROR) {
344 data->cb(-EFAULT, nfs, command_data, data->private_data);
345 free_nfs_cb_data(data);
348 if (status == RPC_STATUS_CANCEL) {
349 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
350 free_nfs_cb_data(data);
354 if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) {
355 data->cb(-ENOMEM, nfs, command_data, data->private_data);
356 free_nfs_cb_data(data);
361 static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
363 struct nfs_cb_data *data = private_data;
364 struct nfs_context *nfs = data->nfs;
367 if (status == RPC_STATUS_ERROR) {
368 data->cb(-EFAULT, nfs, command_data, data->private_data);
369 free_nfs_cb_data(data);
372 if (status == RPC_STATUS_CANCEL) {
373 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
374 free_nfs_cb_data(data);
378 mount_port = *(uint32_t *)command_data;
379 if (mount_port == 0) {
380 rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server);
381 data->cb(-ENOENT, nfs, command_data, data->private_data);
382 free_nfs_cb_data(data);
386 rpc_disconnect(rpc, "normal disconnect");
387 if (rpc_connect_async(rpc, nfs->server, mount_port, 1, nfs_mount_4_cb, data) != 0) {
388 data->cb(-ENOMEM, nfs, command_data, data->private_data);
389 free_nfs_cb_data(data);
395 static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
397 struct nfs_cb_data *data = private_data;
398 struct nfs_context *nfs = data->nfs;
400 if (status == RPC_STATUS_ERROR) {
401 data->cb(-EFAULT, nfs, command_data, data->private_data);
402 free_nfs_cb_data(data);
405 if (status == RPC_STATUS_CANCEL) {
406 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
407 free_nfs_cb_data(data);
411 if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_3_cb, private_data) != 0) {
412 data->cb(-ENOMEM, nfs, command_data, data->private_data);
413 free_nfs_cb_data(data);
418 static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
420 struct nfs_cb_data *data = private_data;
421 struct nfs_context *nfs = data->nfs;
423 if (status == RPC_STATUS_ERROR) {
424 data->cb(-EFAULT, nfs, command_data, data->private_data);
425 free_nfs_cb_data(data);
428 if (status == RPC_STATUS_CANCEL) {
429 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
430 free_nfs_cb_data(data);
434 if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) {
435 data->cb(-ENOMEM, nfs, command_data, data->private_data);
436 free_nfs_cb_data(data);
442 * Async call for mounting an nfs share and geting the root filehandle
444 int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data)
446 struct nfs_cb_data *data;
448 data = malloc(sizeof(struct nfs_cb_data));
450 rpc_set_error(nfs->rpc, "out of memory");
451 printf("failed to allocate memory for nfs mount data\n");
454 bzero(data, sizeof(struct nfs_cb_data));
455 nfs->server = strdup(server);
456 nfs->export = strdup(export);
459 data->private_data = private_data;
461 if (rpc_connect_async(nfs->rpc, server, 111, 0, nfs_mount_1_cb, data) != 0) {
462 printf("Failed to start connection\n");
463 free_nfs_cb_data(data);
473 * Functions to first look up a path, component by component, and then finally call a specific function once
474 * the filehandle for the final component is found.
476 static void nfs_lookup_path_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
478 struct nfs_cb_data *data = private_data;
479 struct nfs_context *nfs = data->nfs;
482 if (status == RPC_STATUS_ERROR) {
483 data->cb(-EFAULT, nfs, command_data, data->private_data);
484 free_nfs_cb_data(data);
487 if (status == RPC_STATUS_CANCEL) {
488 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
489 free_nfs_cb_data(data);
494 if (res->status != NFS3_OK) {
495 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));
496 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
497 free_nfs_cb_data(data);
501 if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) {
502 rpc_set_error(nfs->rpc, "Failed to create lookup pdu");
503 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
504 free_nfs_cb_data(data);
509 static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh)
513 while (*data->path == '/') {
518 str = index(path, '/');
523 while (*data->path != 0) {
529 data->fh.data.data_len = fh->data.data_len;
530 data->fh.data.data_val = malloc(data->fh.data.data_len);
531 if (data->fh.data.data_val == NULL) {
532 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path);
533 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
534 free_nfs_cb_data(data);
537 memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len);
538 data->continue_cb(nfs, data);
542 if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) {
543 rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path);
544 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
545 free_nfs_cb_data(data);
551 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)
553 struct nfs_cb_data *data;
555 if (path[0] != '/') {
556 rpc_set_error(nfs->rpc, "Pathname is not absulute %s", path);
560 data = malloc(sizeof(struct nfs_cb_data));
562 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
563 printf("failed to allocate memory for nfs cb data\n");
564 free_nfs_cb_data(data);
567 bzero(data, sizeof(struct nfs_cb_data));
570 data->continue_cb = continue_cb;
571 data->continue_data = continue_data;
572 data->free_continue_data = free_continue_data;
573 data->continue_int = continue_int;
574 data->private_data = private_data;
575 data->saved_path = strdup(path);
576 if (data->saved_path == NULL) {
577 rpc_set_error(nfs->rpc, "out of memory: failed to copy path string");
578 printf("failed to allocate memory for path string\n");
579 free_nfs_cb_data(data);
582 data->path = data->saved_path;
584 if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) {
585 printf("failed to lookup path\n");
586 /* return 0 here since the callback will be invoked if there is a failure */
599 static void nfs_stat_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
602 struct nfs_cb_data *data = private_data;
603 struct nfs_context *nfs = data->nfs;
606 if (status == RPC_STATUS_ERROR) {
607 data->cb(-EFAULT, nfs, command_data, data->private_data);
608 free_nfs_cb_data(data);
611 if (status == RPC_STATUS_CANCEL) {
612 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
613 free_nfs_cb_data(data);
618 if (res->status != NFS3_OK) {
619 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));
620 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
621 free_nfs_cb_data(data);
626 st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid;
627 st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode;
628 st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink;
629 st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid;
630 st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid;
632 st.st_size = res->GETATTR3res_u.resok.obj_attributes.size;
633 st.st_blksize = 4096;
634 st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096;
635 st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds;
636 st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds;
637 st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds;
639 data->cb(0, nfs, &st, data->private_data);
640 free_nfs_cb_data(data);
643 static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
645 if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) {
646 rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path);
647 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
648 free_nfs_cb_data(data);
654 int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
656 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) {
657 printf("Out of memory: failed to start parsing the path components\n");
671 static void nfs_open_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
674 struct nfs_cb_data *data = private_data;
675 struct nfs_context *nfs = data->nfs;
677 unsigned int nfsmode = 0;
679 if (status == RPC_STATUS_ERROR) {
680 data->cb(-EFAULT, nfs, command_data, data->private_data);
681 free_nfs_cb_data(data);
684 if (status == RPC_STATUS_CANCEL) {
685 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
686 free_nfs_cb_data(data);
691 if (res->status != NFS3_OK) {
692 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));
693 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
694 free_nfs_cb_data(data);
698 if (data->continue_int & O_WRONLY) {
699 nfsmode |= ACCESS3_MODIFY;
701 if (data->continue_int & O_RDWR) {
702 nfsmode |= ACCESS3_READ|ACCESS3_MODIFY;
704 if (!(data->continue_int & (O_WRONLY|O_RDWR))) {
705 nfsmode |= ACCESS3_READ;
709 if (res->ACCESS3res_u.resok.access != nfsmode) {
710 rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
711 nfsmode&ACCESS3_READ?'r':'-',
712 nfsmode&ACCESS3_MODIFY?'w':'-',
713 nfsmode&ACCESS3_EXECUTE?'x':'-',
714 res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-',
715 res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-',
716 res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-');
717 data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data);
718 free_nfs_cb_data(data);
722 nfsfh = malloc(sizeof(struct nfsfh));
724 rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure");
725 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
726 free_nfs_cb_data(data);
729 bzero(nfsfh, sizeof(struct nfsfh));
731 if (data->continue_int & O_SYNC) {
735 /* steal the filehandle */
736 nfsfh->fh.data.data_len = data->fh.data.data_len;
737 nfsfh->fh.data.data_val = data->fh.data.data_val;
738 data->fh.data.data_val = NULL;
740 data->cb(0, nfs, nfsfh, data->private_data);
741 free_nfs_cb_data(data);
744 static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
748 if (data->continue_int & O_WRONLY) {
749 nfsmode |= ACCESS3_MODIFY;
751 if (data->continue_int & O_RDWR) {
752 nfsmode |= ACCESS3_READ|ACCESS3_MODIFY;
754 if (!(data->continue_int & (O_WRONLY|O_RDWR))) {
755 nfsmode |= ACCESS3_READ;
758 if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) {
759 rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path);
760 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
761 free_nfs_cb_data(data);
767 int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
769 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) {
770 printf("Out of memory: failed to start parsing the path components\n");
784 static void nfs_pread_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
786 struct nfs_cb_data *data = private_data;
787 struct nfs_context *nfs = data->nfs;
790 if (status == RPC_STATUS_ERROR) {
791 data->cb(-EFAULT, nfs, command_data, data->private_data);
792 free_nfs_cb_data(data);
795 if (status == RPC_STATUS_CANCEL) {
796 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
797 free_nfs_cb_data(data);
802 if (res->status != NFS3_OK) {
803 rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
804 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
805 free_nfs_cb_data(data);
809 data->nfsfh->offset += res->READ3res_u.resok.count;
810 data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data);
811 free_nfs_cb_data(data);
814 int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, nfs_cb cb, void *private_data)
816 struct nfs_cb_data *data;
818 data = malloc(sizeof(struct nfs_cb_data));
820 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
821 printf("failed to allocate memory for nfs cb data\n");
822 free_nfs_cb_data(data);
825 bzero(data, sizeof(struct nfs_cb_data));
828 data->private_data = private_data;
831 nfsfh->offset = offset;
832 if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) {
833 rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path);
834 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
835 free_nfs_cb_data(data);
844 int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, nfs_cb cb, void *private_data)
846 return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data);
854 static void nfs_pwrite_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
856 struct nfs_cb_data *data = private_data;
857 struct nfs_context *nfs = data->nfs;
860 if (status == RPC_STATUS_ERROR) {
861 data->cb(-EFAULT, nfs, command_data, data->private_data);
862 free_nfs_cb_data(data);
865 if (status == RPC_STATUS_CANCEL) {
866 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
867 free_nfs_cb_data(data);
872 if (res->status != NFS3_OK) {
873 rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
874 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
875 free_nfs_cb_data(data);
879 data->nfsfh->offset += res->WRITE3res_u.resok.count;
880 data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data);
881 free_nfs_cb_data(data);
884 int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, char *buf, nfs_cb cb, void *private_data)
886 struct nfs_cb_data *data;
888 data = malloc(sizeof(struct nfs_cb_data));
890 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
891 printf("failed to allocate memory for nfs cb data\n");
892 free_nfs_cb_data(data);
895 bzero(data, sizeof(struct nfs_cb_data));
898 data->private_data = private_data;
901 nfsfh->offset = offset;
902 if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) {
903 rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path);
904 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
905 free_nfs_cb_data(data);
914 int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buf, nfs_cb cb, void *private_data)
916 return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data);
926 int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
928 if (nfsfh->fh.data.data_val != NULL){
929 free(nfsfh->fh.data.data_val);
930 nfsfh->fh.data.data_val = NULL;
934 cb(0, nfs, NULL, private_data);
945 int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
947 struct nfs_cb_data *data;
949 data = malloc(sizeof(struct nfs_cb_data));
951 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
952 printf("failed to allocate memory for nfs cb data\n");
953 free_nfs_cb_data(data);
956 bzero(data, sizeof(struct nfs_cb_data));
959 data->private_data = private_data;
961 if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) {
962 rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path);
963 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
964 free_nfs_cb_data(data);
975 static void nfs_fsync_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
977 struct nfs_cb_data *data = private_data;
978 struct nfs_context *nfs = data->nfs;
981 if (status == RPC_STATUS_ERROR) {
982 data->cb(-EFAULT, nfs, command_data, data->private_data);
983 free_nfs_cb_data(data);
986 if (status == RPC_STATUS_CANCEL) {
987 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
988 free_nfs_cb_data(data);
993 if (res->status != NFS3_OK) {
994 rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
995 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
996 free_nfs_cb_data(data);
1000 data->cb(0, nfs, NULL, data->private_data);
1001 free_nfs_cb_data(data);
1004 int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
1006 struct nfs_cb_data *data;
1008 data = malloc(sizeof(struct nfs_cb_data));
1010 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
1011 printf("failed to allocate memory for nfs cb data\n");
1012 free_nfs_cb_data(data);
1015 bzero(data, sizeof(struct nfs_cb_data));
1018 data->private_data = private_data;
1020 if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) {
1021 rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path);
1022 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1023 free_nfs_cb_data(data);
1035 static void nfs_ftruncate_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1037 struct nfs_cb_data *data = private_data;
1038 struct nfs_context *nfs = data->nfs;
1041 if (status == RPC_STATUS_ERROR) {
1042 data->cb(-EFAULT, nfs, command_data, data->private_data);
1043 free_nfs_cb_data(data);
1046 if (status == RPC_STATUS_CANCEL) {
1047 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1048 free_nfs_cb_data(data);
1053 if (res->status != NFS3_OK) {
1054 rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1055 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1056 free_nfs_cb_data(data);
1060 data->cb(0, nfs, NULL, data->private_data);
1061 free_nfs_cb_data(data);
1064 int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t length, nfs_cb cb, void *private_data)
1066 struct nfs_cb_data *data;
1069 data = malloc(sizeof(struct nfs_cb_data));
1071 rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
1072 printf("failed to allocate memory for nfs cb data\n");
1073 free_nfs_cb_data(data);
1076 bzero(data, sizeof(struct nfs_cb_data));
1079 data->private_data = private_data;
1081 bzero(&args, sizeof(SETATTR3args));
1082 args.object.data.data_len = nfsfh->fh.data.data_len;
1083 args.object.data.data_val = nfsfh->fh.data.data_val;
1084 args.new_attributes.size.set_it = 1;
1085 args.new_attributes.size.set_size3_u.size = length;
1087 if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) {
1088 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1089 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1090 free_nfs_cb_data(data);
1100 static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1102 off_t offset = data->continue_int;
1105 nfsfh.fh.data.data_val = data->fh.data.data_val;
1106 nfsfh.fh.data.data_len = data->fh.data.data_len;
1108 if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) {
1109 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1110 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1111 free_nfs_cb_data(data);
1114 free_nfs_cb_data(data);
1118 int nfs_truncate_async(struct nfs_context *nfs, const char *path, off_t length, nfs_cb cb, void *private_data)
1124 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) {
1125 printf("Out of memory: failed to start parsing the path components\n");
1138 static void nfs_mkdir_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1141 struct nfs_cb_data *data = private_data;
1142 struct nfs_context *nfs = data->nfs;
1143 char *str = data->continue_data;
1145 str = &str[strlen(str) + 1];
1147 if (status == RPC_STATUS_ERROR) {
1148 data->cb(-EFAULT, nfs, command_data, data->private_data);
1149 free_nfs_cb_data(data);
1152 if (status == RPC_STATUS_CANCEL) {
1153 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1154 free_nfs_cb_data(data);
1159 if (res->status != NFS3_OK) {
1160 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));
1161 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1162 free_nfs_cb_data(data);
1166 data->cb(0, nfs, NULL, data->private_data);
1167 free_nfs_cb_data(data);
1170 static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1172 char *str = data->continue_data;
1174 str = &str[strlen(str) + 1];
1176 if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &data->fh, str, data) != 0) {
1177 rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path);
1178 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1179 free_nfs_cb_data(data);
1185 int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1190 new_path = strdup(path);
1191 if (new_path == NULL) {
1192 printf("Out of memory, failed to allocate mode buffer for path\n");
1196 ptr = rindex(new_path, '/');
1198 printf("Invalid path %s\n", path);
1203 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1204 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) {
1205 printf("Out of memory: failed to start parsing the path components\n");
1219 static void nfs_rmdir_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1222 struct nfs_cb_data *data = private_data;
1223 struct nfs_context *nfs = data->nfs;
1224 char *str = data->continue_data;
1226 str = &str[strlen(str) + 1];
1228 if (status == RPC_STATUS_ERROR) {
1229 data->cb(-EFAULT, nfs, command_data, data->private_data);
1230 free_nfs_cb_data(data);
1233 if (status == RPC_STATUS_CANCEL) {
1234 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1235 free_nfs_cb_data(data);
1240 if (res->status != NFS3_OK) {
1241 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));
1242 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1243 free_nfs_cb_data(data);
1247 data->cb(0, nfs, NULL, data->private_data);
1248 free_nfs_cb_data(data);
1251 static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1253 char *str = data->continue_data;
1255 str = &str[strlen(str) + 1];
1257 if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) {
1258 rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path);
1259 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1260 free_nfs_cb_data(data);
1266 int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1271 new_path = strdup(path);
1272 if (new_path == NULL) {
1273 printf("Out of memory, failed to allocate mode buffer for path\n");
1277 ptr = rindex(new_path, '/');
1279 printf("Invalid path %s\n", path);
1284 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1285 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) {
1286 printf("Out of memory: failed to start parsing the path components\n");
1299 static void nfs_create_2_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1302 struct nfs_cb_data *data = private_data;
1303 struct nfs_context *nfs = data->nfs;
1304 struct nfsfh *nfsfh;
1305 char *str = data->continue_data;
1307 if (status == RPC_STATUS_ERROR) {
1308 data->cb(-EFAULT, nfs, command_data, data->private_data);
1309 free_nfs_cb_data(data);
1312 if (status == RPC_STATUS_CANCEL) {
1313 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1314 free_nfs_cb_data(data);
1318 str = &str[strlen(str) + 1];
1320 if (res->status != NFS3_OK) {
1321 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));
1322 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1327 nfsfh = malloc(sizeof(struct nfsfh));
1328 if (nfsfh == NULL) {
1329 rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure");
1330 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1331 free_nfs_cb_data(data);
1334 bzero(nfsfh, sizeof(struct nfsfh));
1336 /* steal the filehandle */
1337 nfsfh->fh.data.data_len = data->fh.data.data_len;
1338 nfsfh->fh.data.data_val = data->fh.data.data_val;
1339 data->fh.data.data_val = NULL;
1341 data->cb(0, nfs, nfsfh, data->private_data);
1342 free_nfs_cb_data(data);
1347 static void nfs_creat_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1350 struct nfs_cb_data *data = private_data;
1351 struct nfs_context *nfs = data->nfs;
1352 char *str = data->continue_data;
1354 if (status == RPC_STATUS_ERROR) {
1355 data->cb(-EFAULT, nfs, command_data, data->private_data);
1356 free_nfs_cb_data(data);
1359 if (status == RPC_STATUS_CANCEL) {
1360 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1361 free_nfs_cb_data(data);
1365 str = &str[strlen(str) + 1];
1367 if (res->status != NFS3_OK) {
1368 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));
1369 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1374 if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) {
1375 rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str);
1376 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1377 free_nfs_cb_data(data);
1383 static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1385 char *str = data->continue_data;
1387 str = &str[strlen(str) + 1];
1389 if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &data->fh, str, data->continue_int, data) != 0) {
1390 rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str);
1391 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1392 free_nfs_cb_data(data);
1398 int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
1403 new_path = strdup(path);
1404 if (new_path == NULL) {
1405 printf("Out of memory, failed to allocate mode buffer for path\n");
1409 ptr = rindex(new_path, '/');
1411 printf("Invalid path %s\n", path);
1416 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1417 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) {
1418 printf("Out of memory: failed to start parsing the path components\n");
1431 static void nfs_unlink_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1434 struct nfs_cb_data *data = private_data;
1435 struct nfs_context *nfs = data->nfs;
1436 char *str = data->continue_data;
1438 str = &str[strlen(str) + 1];
1440 if (status == RPC_STATUS_ERROR) {
1441 data->cb(-EFAULT, nfs, command_data, data->private_data);
1442 free_nfs_cb_data(data);
1445 if (status == RPC_STATUS_CANCEL) {
1446 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1447 free_nfs_cb_data(data);
1452 if (res->status != NFS3_OK) {
1453 rpc_set_error(nfs->rpc, "NFS: REMOVE of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1454 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1455 free_nfs_cb_data(data);
1459 data->cb(0, nfs, NULL, data->private_data);
1460 free_nfs_cb_data(data);
1463 static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1465 char *str = data->continue_data;
1467 str = &str[strlen(str) + 1];
1469 if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) {
1470 rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path);
1471 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1472 free_nfs_cb_data(data);
1478 int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1483 new_path = strdup(path);
1484 if (new_path == NULL) {
1485 printf("Out of memory, failed to allocate mode buffer for path\n");
1489 ptr = rindex(new_path, '/');
1491 printf("Invalid path %s\n", path);
1496 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1497 if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) {
1498 printf("Out of memory: failed to start parsing the path components\n");
1512 static void nfs_opendir_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1515 struct nfs_cb_data *data = private_data;
1516 struct nfs_context *nfs = data->nfs;
1517 struct nfsdir *nfsdir = data->continue_data;;
1518 struct entry3 *entry;
1521 if (status == RPC_STATUS_ERROR) {
1522 data->cb(-EFAULT, nfs, command_data, data->private_data);
1523 nfs_free_nfsdir(nfsdir);
1524 data->continue_data = NULL;
1525 free_nfs_cb_data(data);
1528 if (status == RPC_STATUS_CANCEL) {
1529 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1530 nfs_free_nfsdir(nfsdir);
1531 data->continue_data = NULL;
1532 free_nfs_cb_data(data);
1537 if (res->status != NFS3_OK) {
1538 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));
1539 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1540 nfs_free_nfsdir(nfsdir);
1541 data->continue_data = NULL;
1542 free_nfs_cb_data(data);
1546 entry =res->READDIR3res_u.resok.reply.entries;
1547 while (entry != NULL) {
1548 struct nfsdirent *nfsdirent;
1550 nfsdirent = malloc(sizeof(struct nfsdirent));
1551 if (nfsdirent == NULL) {
1552 data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data);
1553 nfs_free_nfsdir(nfsdir);
1554 data->continue_data = NULL;
1555 free_nfs_cb_data(data);
1558 bzero(nfsdirent, sizeof(struct nfsdirent));
1559 nfsdirent->name = strdup(entry->name);
1560 if (nfsdirent->name == NULL) {
1561 data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data);
1562 nfs_free_nfsdir(nfsdir);
1563 data->continue_data = NULL;
1564 free_nfs_cb_data(data);
1567 nfsdirent->inode = entry->fileid;
1568 nfsdirent->next = nfsdir->entries;
1569 nfsdir->entries = nfsdirent;
1571 cookie = entry->cookie;
1572 entry = entry->nextentry;
1575 if (res->READDIR3res_u.resok.reply.eof == 0) {
1576 if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 20000, data) != 0) {
1577 rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path);
1578 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1579 nfs_free_nfsdir(nfsdir);
1580 data->continue_data = NULL;
1581 free_nfs_cb_data(data);
1587 /* steal the dirhandle */
1588 data->continue_data = NULL;
1589 nfsdir->current = nfsdir->entries;
1591 data->cb(0, nfs, nfsdir, data->private_data);
1592 free_nfs_cb_data(data);
1595 static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1599 bzero(cv, sizeof(cookieverf3));
1600 if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 20000, data) != 0) {
1601 rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path);
1602 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1603 free_nfs_cb_data(data);
1609 int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1611 struct nfsdir *nfsdir;
1613 nfsdir = malloc(sizeof(struct nfsdir));
1614 if (nfsdir == NULL) {
1615 printf("failed to allocate buffer for nfsdir\n");
1618 bzero(nfsdir, sizeof(struct nfsdir));
1620 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) {
1621 printf("Out of memory: failed to start parsing the path components\n");
1629 struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir)
1631 struct nfsdirent *nfsdirent = nfsdir->current;
1633 if (nfsdir->current != NULL) {
1634 nfsdir->current = nfsdir->current->next;
1640 void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir)
1642 nfs_free_nfsdir(nfsdir);
1654 struct lseek_cb_data {
1655 struct nfs_context *nfs;
1656 struct nfsfh *nfsfh;
1662 static void nfs_lseek_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1665 struct lseek_cb_data *data = private_data;
1666 struct nfs_context *nfs = data->nfs;
1668 if (status == RPC_STATUS_ERROR) {
1669 data->cb(-EFAULT, nfs, command_data, data->private_data);
1673 if (status == RPC_STATUS_CANCEL) {
1674 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1680 if (res->status != NFS3_OK) {
1681 rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1682 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1687 data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size;
1688 data->cb(0, nfs, &data->nfsfh->offset, data->private_data);
1692 int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, int whence, nfs_cb cb, void *private_data)
1694 struct lseek_cb_data *data;
1696 if (whence == SEEK_SET) {
1697 nfsfh->offset = offset;
1698 cb(0, nfs, &nfsfh->offset, private_data);
1701 if (whence == SEEK_CUR) {
1702 nfsfh->offset += offset;
1703 cb(0, nfs, &nfsfh->offset, private_data);
1707 data = malloc(sizeof(struct lseek_cb_data));
1709 rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data");
1714 data->nfsfh = nfsfh;
1715 data->offset = offset;
1717 data->private_data = private_data;
1719 if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) {
1720 rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call");
1733 static void nfs_statvfs_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1736 struct nfs_cb_data *data = private_data;
1737 struct nfs_context *nfs = data->nfs;
1738 struct statvfs svfs;
1740 if (status == RPC_STATUS_ERROR) {
1741 data->cb(-EFAULT, nfs, command_data, data->private_data);
1742 free_nfs_cb_data(data);
1745 if (status == RPC_STATUS_CANCEL) {
1746 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1747 free_nfs_cb_data(data);
1752 if (res->status != NFS3_OK) {
1753 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));
1754 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1755 free_nfs_cb_data(data);
1759 svfs.f_bsize = 4096;
1760 svfs.f_frsize = 4096;
1761 svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096;
1762 svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096;
1763 svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096;
1764 svfs.f_files = res->FSSTAT3res_u.resok.tfiles;
1765 svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles;
1766 svfs.f_favail = res->FSSTAT3res_u.resok.afiles;
1769 svfs.f_namemax = 256;
1771 data->cb(0, nfs, &svfs, data->private_data);
1772 free_nfs_cb_data(data);
1775 static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1777 if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) {
1778 rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path);
1779 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1780 free_nfs_cb_data(data);
1786 int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1788 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) {
1789 printf("Out of memory: failed to start parsing the path components\n");
1802 static void nfs_readlink_1_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1805 struct nfs_cb_data *data = private_data;
1806 struct nfs_context *nfs = data->nfs;
1808 if (status == RPC_STATUS_ERROR) {
1809 data->cb(-EFAULT, nfs, command_data, data->private_data);
1810 free_nfs_cb_data(data);
1813 if (status == RPC_STATUS_CANCEL) {
1814 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1815 free_nfs_cb_data(data);
1820 if (res->status != NFS3_OK) {
1821 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));
1822 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1823 free_nfs_cb_data(data);
1828 data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data);
1829 free_nfs_cb_data(data);
1832 static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1834 if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &data->fh, data) != 0) {
1835 rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path);
1836 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1837 free_nfs_cb_data(data);
1843 int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
1845 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) {
1846 printf("Out of memory: failed to start parsing the path components\n");
1859 static void nfs_chmod_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1861 struct nfs_cb_data *data = private_data;
1862 struct nfs_context *nfs = data->nfs;
1865 if (status == RPC_STATUS_ERROR) {
1866 data->cb(-EFAULT, nfs, command_data, data->private_data);
1867 free_nfs_cb_data(data);
1870 if (status == RPC_STATUS_CANCEL) {
1871 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1872 free_nfs_cb_data(data);
1877 if (res->status != NFS3_OK) {
1878 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1879 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1880 free_nfs_cb_data(data);
1884 data->cb(0, nfs, NULL, data->private_data);
1885 free_nfs_cb_data(data);
1888 static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1892 bzero(&args, sizeof(SETATTR3args));
1893 args.object.data.data_len = data->fh.data.data_len;
1894 args.object.data.data_val = data->fh.data.data_val;
1895 args.new_attributes.mode.set_it = 1;
1896 args.new_attributes.mode.set_mode3_u.mode = data->continue_int;
1898 if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) {
1899 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
1900 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
1901 free_nfs_cb_data(data);
1908 int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
1910 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) {
1911 printf("Out of memory: failed to start parsing the path components\n");
1921 int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data)
1923 struct nfs_cb_data *data;
1925 data = malloc(sizeof(struct nfs_cb_data));
1927 rpc_set_error(nfs->rpc, "out of memory");
1928 printf("failed to allocate memory for nfs mount data\n");
1931 bzero(data, sizeof(struct nfs_cb_data));
1934 data->private_data = private_data;
1935 data->continue_int = mode;
1936 data->fh.data.data_len = nfsfh->fh.data.data_len;
1937 data->fh.data.data_val = malloc(data->fh.data.data_len);
1938 if (data->fh.data.data_val == NULL) {
1939 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh");
1940 free_nfs_cb_data(data);
1943 memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len);
1945 if (nfs_chmod_continue_internal(nfs, data) != 0) {
1946 free_nfs_cb_data(data);
1958 static void nfs_chown_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
1960 struct nfs_cb_data *data = private_data;
1961 struct nfs_context *nfs = data->nfs;
1964 if (status == RPC_STATUS_ERROR) {
1965 data->cb(-EFAULT, nfs, command_data, data->private_data);
1966 free_nfs_cb_data(data);
1969 if (status == RPC_STATUS_CANCEL) {
1970 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
1971 free_nfs_cb_data(data);
1976 if (res->status != NFS3_OK) {
1977 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
1978 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
1979 free_nfs_cb_data(data);
1983 data->cb(0, nfs, NULL, data->private_data);
1984 free_nfs_cb_data(data);
1987 struct nfs_chown_data {
1992 static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
1995 struct nfs_chown_data *chown_data = data->continue_data;
1997 bzero(&args, sizeof(SETATTR3args));
1998 args.object.data.data_len = data->fh.data.data_len;
1999 args.object.data.data_val = data->fh.data.data_val;
2000 if (chown_data->uid != (uid_t)-1) {
2001 args.new_attributes.uid.set_it = 1;
2002 args.new_attributes.uid.set_uid3_u.uid = chown_data->uid;
2004 if (chown_data->gid != (gid_t)-1) {
2005 args.new_attributes.gid.set_it = 1;
2006 args.new_attributes.gid.set_gid3_u.gid = chown_data->gid;
2009 if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) {
2010 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
2011 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2012 free_nfs_cb_data(data);
2019 int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data)
2021 struct nfs_chown_data *chown_data;
2023 chown_data = malloc(sizeof(struct nfs_chown_data));
2024 if (chown_data == NULL) {
2025 printf("Failed to allocate memory for chown data structure\n");
2029 chown_data->uid = uid;
2030 chown_data->gid = gid;
2032 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) {
2033 printf("Out of memory: failed to start parsing the path components\n");
2044 int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data)
2046 struct nfs_cb_data *data;
2047 struct nfs_chown_data *chown_data;
2049 chown_data = malloc(sizeof(struct nfs_chown_data));
2050 if (chown_data == NULL) {
2051 printf("Failed to allocate memory for chown data structure\n");
2055 chown_data->uid = uid;
2056 chown_data->gid = gid;
2059 data = malloc(sizeof(struct nfs_cb_data));
2061 rpc_set_error(nfs->rpc, "out of memory");
2062 printf("failed to allocate memory for fchown data\n");
2065 bzero(data, sizeof(struct nfs_cb_data));
2068 data->private_data = private_data;
2069 data->continue_data = chown_data;
2070 data->fh.data.data_len = nfsfh->fh.data.data_len;
2071 data->fh.data.data_val = malloc(data->fh.data.data_len);
2072 if (data->fh.data.data_val == NULL) {
2073 rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh");
2074 free_nfs_cb_data(data);
2077 memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len);
2080 if (nfs_chown_continue_internal(nfs, data) != 0) {
2081 free_nfs_cb_data(data);
2095 static void nfs_utimes_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
2097 struct nfs_cb_data *data = private_data;
2098 struct nfs_context *nfs = data->nfs;
2101 if (status == RPC_STATUS_ERROR) {
2102 data->cb(-EFAULT, nfs, command_data, data->private_data);
2103 free_nfs_cb_data(data);
2106 if (status == RPC_STATUS_CANCEL) {
2107 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2108 free_nfs_cb_data(data);
2113 if (res->status != NFS3_OK) {
2114 rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
2115 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2116 free_nfs_cb_data(data);
2120 data->cb(0, nfs, NULL, data->private_data);
2121 free_nfs_cb_data(data);
2124 static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2127 struct timeval *utimes_data = data->continue_data;
2129 bzero(&args, sizeof(SETATTR3args));
2130 args.object.data.data_len = data->fh.data.data_len;
2131 args.object.data.data_val = data->fh.data.data_val;
2132 if (utimes_data != NULL) {
2133 args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME;
2134 args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec;
2135 args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000;
2136 args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME;
2137 args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec;
2138 args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000;
2140 args.new_attributes.atime.set_it = SET_TO_SERVER_TIME;
2141 args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME;
2144 if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) {
2145 rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path);
2146 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2147 free_nfs_cb_data(data);
2154 int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data)
2156 struct timeval *new_times = NULL;
2158 if (times != NULL) {
2159 new_times = malloc(sizeof(struct timeval)*2);
2160 if (new_times == NULL) {
2161 printf("Failed to allocate memory for timeval structure\n");
2165 memcpy(new_times, times, sizeof(struct timeval)*2);
2168 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
2169 printf("Out of memory: failed to start parsing the path components\n");
2179 int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data)
2181 struct timeval *new_times = NULL;
2183 if (times != NULL) {
2184 new_times = malloc(sizeof(struct timeval)*2);
2185 if (new_times == NULL) {
2186 printf("Failed to allocate memory for timeval structure\n");
2190 new_times[0].tv_sec = times->actime;
2191 new_times[0].tv_usec = 0;
2192 new_times[1].tv_sec = times->modtime;
2193 new_times[1].tv_usec = 0;
2196 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
2197 printf("Out of memory: failed to start parsing the path components\n");
2211 static void nfs_access_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
2214 struct nfs_cb_data *data = private_data;
2215 struct nfs_context *nfs = data->nfs;
2216 unsigned int nfsmode = 0;
2218 if (status == RPC_STATUS_ERROR) {
2219 data->cb(-EFAULT, nfs, command_data, data->private_data);
2220 free_nfs_cb_data(data);
2223 if (status == RPC_STATUS_CANCEL) {
2224 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2225 free_nfs_cb_data(data);
2230 if (res->status != NFS3_OK) {
2231 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));
2232 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2233 free_nfs_cb_data(data);
2237 if (data->continue_int & R_OK) {
2238 nfsmode |= ACCESS3_READ;
2240 if (data->continue_int & W_OK) {
2241 nfsmode |= ACCESS3_MODIFY;
2243 if (data->continue_int & X_OK) {
2244 nfsmode |= ACCESS3_EXECUTE;
2247 if (res->ACCESS3res_u.resok.access != nfsmode) {
2248 rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2249 nfsmode&ACCESS3_READ?'r':'-',
2250 nfsmode&ACCESS3_MODIFY?'w':'-',
2251 nfsmode&ACCESS3_EXECUTE?'x':'-',
2252 res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-',
2253 res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-',
2254 res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-');
2255 data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data);
2256 free_nfs_cb_data(data);
2260 data->cb(0, nfs, NULL, data->private_data);
2261 free_nfs_cb_data(data);
2264 static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2268 if (data->continue_int & R_OK) {
2269 nfsmode |= ACCESS3_READ;
2271 if (data->continue_int & W_OK) {
2272 nfsmode |= ACCESS3_MODIFY;
2274 if (data->continue_int & X_OK) {
2275 nfsmode |= ACCESS3_EXECUTE;
2278 if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) {
2279 rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path);
2280 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2281 free_nfs_cb_data(data);
2287 int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
2289 if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) {
2290 printf("Out of memory: failed to start parsing the path components\n");
2302 struct nfs_symlink_data {
2304 char *newpathparent;
2305 char *newpathobject;
2308 static void free_nfs_symlink_data(void *mem)
2310 struct nfs_symlink_data *data = mem;
2312 if (data->oldpath != NULL) {
2313 free(data->oldpath);
2315 if (data->newpathparent != NULL) {
2316 free(data->newpathparent);
2318 if (data->newpathobject != NULL) {
2319 free(data->newpathobject);
2324 static void nfs_symlink_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
2327 struct nfs_cb_data *data = private_data;
2328 struct nfs_context *nfs = data->nfs;
2329 struct nfs_symlink_data *symlink_data = data->continue_data;
2331 if (status == RPC_STATUS_ERROR) {
2332 data->cb(-EFAULT, nfs, command_data, data->private_data);
2333 free_nfs_cb_data(data);
2336 if (status == RPC_STATUS_CANCEL) {
2337 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2338 free_nfs_cb_data(data);
2343 if (res->status != NFS3_OK) {
2344 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));
2345 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2346 free_nfs_cb_data(data);
2350 data->cb(0, nfs, NULL, data->private_data);
2351 free_nfs_cb_data(data);
2354 static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2356 struct nfs_symlink_data *symlink_data = data->continue_data;
2358 if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &data->fh, symlink_data->newpathobject, symlink_data->oldpath, data) != 0) {
2359 rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path);
2360 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2361 free_nfs_cb_data(data);
2367 int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2370 struct nfs_symlink_data *symlink_data;
2372 symlink_data = malloc(sizeof(struct nfs_symlink_data));
2373 if (symlink_data == NULL) {
2374 printf("Out of memory, failed to allocate buffer for symlink data\n");
2377 bzero(symlink_data, sizeof(struct nfs_symlink_data));
2379 symlink_data->oldpath = strdup(oldpath);
2380 if (symlink_data->oldpath == NULL) {
2381 printf("Out of memory, failed to allocate buffer for oldpath\n");
2382 free_nfs_symlink_data(symlink_data);
2386 symlink_data->newpathparent = strdup(newpath);
2387 if (symlink_data->newpathparent == NULL) {
2388 printf("Out of memory, failed to allocate mode buffer for new path\n");
2389 free_nfs_symlink_data(symlink_data);
2393 ptr = rindex(symlink_data->newpathparent, '/');
2395 printf("Invalid path %s\n", oldpath);
2396 free_nfs_symlink_data(symlink_data);
2402 symlink_data->newpathobject = strdup(ptr);
2403 if (symlink_data->newpathobject == NULL) {
2404 printf("Out of memory, failed to allocate mode buffer for new path\n");
2405 free_nfs_symlink_data(symlink_data);
2409 if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) {
2410 printf("Out of memory: failed to start parsing the path components\n");
2422 struct nfs_rename_data {
2425 struct nfs_fh3 olddir;
2428 struct nfs_fh3 newdir;
2431 static void free_nfs_rename_data(void *mem)
2433 struct nfs_rename_data *data = mem;
2435 if (data->oldpath != NULL) {
2436 free(data->oldpath);
2438 if (data->olddir.data.data_val != NULL) {
2439 free(data->olddir.data.data_val);
2441 if (data->newpath != NULL) {
2442 free(data->newpath);
2444 if (data->newdir.data.data_val != NULL) {
2445 free(data->newdir.data.data_val);
2450 static void nfs_rename_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
2453 struct nfs_cb_data *data = private_data;
2454 struct nfs_context *nfs = data->nfs;
2455 struct nfs_rename_data *rename_data = data->continue_data;
2457 if (status == RPC_STATUS_ERROR) {
2458 data->cb(-EFAULT, nfs, command_data, data->private_data);
2459 free_nfs_cb_data(data);
2462 if (status == RPC_STATUS_CANCEL) {
2463 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2464 free_nfs_cb_data(data);
2469 if (res->status != NFS3_OK) {
2470 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));
2471 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2472 free_nfs_cb_data(data);
2476 data->cb(0, nfs, NULL, data->private_data);
2477 free_nfs_cb_data(data);
2480 static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2482 struct nfs_rename_data *rename_data = data->continue_data;
2484 /* steal the filehandle */
2485 rename_data->newdir.data.data_len = data->fh.data.data_len;
2486 rename_data->newdir.data.data_val = data->fh.data.data_val;
2487 data->fh.data.data_val = NULL;
2489 if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) {
2490 rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path);
2491 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2492 free_nfs_cb_data(data);
2499 static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2501 struct nfs_rename_data *rename_data = data->continue_data;
2503 /* steal the filehandle */
2504 rename_data->olddir.data.data_len = data->fh.data.data_len;
2505 rename_data->olddir.data.data_val = data->fh.data.data_val;
2506 data->fh.data.data_val = NULL;
2508 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) {
2509 rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath);
2510 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2511 free_nfs_cb_data(data);
2514 data->continue_data = NULL;
2515 free_nfs_cb_data(data);
2521 int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2524 struct nfs_rename_data *rename_data;
2526 rename_data = malloc(sizeof(struct nfs_rename_data));
2527 if (rename_data == NULL) {
2528 printf("Out of memory, failed to allocate buffer for rename data\n");
2531 bzero(rename_data, sizeof(struct nfs_rename_data));
2533 rename_data->oldpath = strdup(oldpath);
2534 if (rename_data->oldpath == NULL) {
2535 printf("Out of memory, failed to allocate buffer for oldpath\n");
2536 free_nfs_rename_data(rename_data);
2539 ptr = rindex(rename_data->oldpath, '/');
2541 printf("Invalid path %s\n", oldpath);
2542 free_nfs_rename_data(rename_data);
2547 rename_data->oldobject = ptr;
2550 rename_data->newpath = strdup(newpath);
2551 if (rename_data->newpath == NULL) {
2552 printf("Out of memory, failed to allocate buffer for newpath\n");
2553 free_nfs_rename_data(rename_data);
2556 ptr = rindex(rename_data->newpath, '/');
2558 printf("Invalid path %s\n", newpath);
2559 free_nfs_rename_data(rename_data);
2564 rename_data->newobject = ptr;
2567 if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) {
2568 printf("Out of memory: failed to start parsing the path components\n");
2579 struct nfs_link_data {
2581 struct nfs_fh3 oldfh;
2584 struct nfs_fh3 newdir;
2587 static void free_nfs_link_data(void *mem)
2589 struct nfs_link_data *data = mem;
2591 if (data->oldpath != NULL) {
2592 free(data->oldpath);
2594 if (data->oldfh.data.data_val != NULL) {
2595 free(data->oldfh.data.data_val);
2597 if (data->newpath != NULL) {
2598 free(data->newpath);
2600 if (data->newdir.data.data_val != NULL) {
2601 free(data->newdir.data.data_val);
2606 static void nfs_link_cb(struct rpc_context *rpc _U_, int status, void *command_data, void *private_data)
2609 struct nfs_cb_data *data = private_data;
2610 struct nfs_context *nfs = data->nfs;
2611 struct nfs_link_data *link_data = data->continue_data;
2613 if (status == RPC_STATUS_ERROR) {
2614 data->cb(-EFAULT, nfs, command_data, data->private_data);
2615 free_nfs_cb_data(data);
2618 if (status == RPC_STATUS_CANCEL) {
2619 data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
2620 free_nfs_cb_data(data);
2625 if (res->status != NFS3_OK) {
2626 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));
2627 data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
2628 free_nfs_cb_data(data);
2632 data->cb(0, nfs, NULL, data->private_data);
2633 free_nfs_cb_data(data);
2636 static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2638 struct nfs_link_data *link_data = data->continue_data;
2640 /* steal the filehandle */
2641 link_data->newdir.data.data_len = data->fh.data.data_len;
2642 link_data->newdir.data.data_val = data->fh.data.data_val;
2643 data->fh.data.data_val = NULL;
2645 if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) {
2646 rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path);
2647 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2648 free_nfs_cb_data(data);
2655 static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data)
2657 struct nfs_link_data *link_data = data->continue_data;
2659 /* steal the filehandle */
2660 link_data->oldfh.data.data_len = data->fh.data.data_len;
2661 link_data->oldfh.data.data_val = data->fh.data.data_val;
2662 data->fh.data.data_val = NULL;
2664 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) {
2665 rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath);
2666 data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
2667 free_nfs_cb_data(data);
2670 data->continue_data = NULL;
2671 free_nfs_cb_data(data);
2677 int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data)
2680 struct nfs_link_data *link_data;
2682 link_data = malloc(sizeof(struct nfs_link_data));
2683 if (link_data == NULL) {
2684 printf("Out of memory, failed to allocate buffer for link data\n");
2687 bzero(link_data, sizeof(struct nfs_link_data));
2689 link_data->oldpath = strdup(oldpath);
2690 if (link_data->oldpath == NULL) {
2691 printf("Out of memory, failed to allocate buffer for oldpath\n");
2692 free_nfs_link_data(link_data);
2696 link_data->newpath = strdup(newpath);
2697 if (link_data->newpath == NULL) {
2698 printf("Out of memory, failed to allocate buffer for newpath\n");
2699 free_nfs_link_data(link_data);
2702 ptr = rindex(link_data->newpath, '/');
2704 printf("Invalid path %s\n", newpath);
2705 free_nfs_link_data(link_data);
2710 link_data->newobject = ptr;
2713 if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) {
2714 printf("Out of memory: failed to start parsing the path components\n");
2722 //qqq replace later with lseek()
2723 off_t nfs_get_current_offset(struct nfsfh *nfsfh)
2725 return nfsfh->offset;