2 * Skeleton VFS module. Implements dummy versions of all VFS
5 * Copyright (C) Tim Potter, 1999-2000
6 * Copyright (C) Alexander Bokovoy, 2002
7 * Copyright (C) Stefan (metze) Metzmacher, 2003
8 * Copyright (C) Jeremy Allison 2009
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 3 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, see <http://www.gnu.org/licenses/>.
24 #include "../source3/include/includes.h"
25 #include "lib/util/tevent_ntstatus.h"
27 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
28 SAMBA DEVELOPERS GUIDE!!!!!!
31 /* If you take this file as template for your module
32 * you must re-implement every function.
35 static int skel_connect(vfs_handle_struct *handle, const char *service,
42 static void skel_disconnect(vfs_handle_struct *handle)
47 static uint64_t skel_disk_free(vfs_handle_struct *handle,
48 const struct smb_filename *smb_fname,
59 static int skel_get_quota(vfs_handle_struct *handle,
60 const struct smb_filename *smb_fname,
61 enum SMB_QUOTA_TYPE qtype,
69 static int skel_set_quota(vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype,
70 unid_t id, SMB_DISK_QUOTA *dq)
76 static int skel_get_shadow_copy_data(vfs_handle_struct *handle,
78 struct shadow_copy_data *shadow_copy_data,
85 static int skel_statvfs(struct vfs_handle_struct *handle,
86 const struct smb_filename *smb_fname,
87 struct vfs_statvfs_struct *statbuf)
93 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle,
94 enum timestamp_set_resolution *p_ts_res)
99 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
100 struct dfs_GetDFSReferral *r)
102 return NT_STATUS_NOT_IMPLEMENTED;
105 static DIR *skel_opendir(vfs_handle_struct *handle,
106 const struct smb_filename *smb_fname,
113 static NTSTATUS skel_snap_check_path(struct vfs_handle_struct *handle,
115 const char *service_path,
118 return NT_STATUS_NOT_SUPPORTED;
121 static NTSTATUS skel_snap_create(struct vfs_handle_struct *handle,
123 const char *base_volume,
129 return NT_STATUS_NOT_SUPPORTED;
132 static NTSTATUS skel_snap_delete(struct vfs_handle_struct *handle,
137 return NT_STATUS_NOT_SUPPORTED;
140 static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp,
141 const char *mask, uint32_t attr)
146 static struct dirent *skel_readdir(vfs_handle_struct *handle,
147 DIR *dirp, SMB_STRUCT_STAT *sbuf)
152 static void skel_seekdir(vfs_handle_struct *handle, DIR *dirp, long offset)
157 static long skel_telldir(vfs_handle_struct *handle, DIR *dirp)
162 static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
167 static int skel_mkdir(vfs_handle_struct *handle,
168 const struct smb_filename *smb_fname,
175 static int skel_rmdir(vfs_handle_struct *handle,
176 const struct smb_filename *smb_fname)
182 static int skel_closedir(vfs_handle_struct *handle, DIR *dir)
188 static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
193 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
194 files_struct *fsp, int flags, mode_t mode)
200 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
201 struct smb_request *req,
202 uint16_t root_dir_fid,
203 struct smb_filename *smb_fname,
204 uint32_t access_mask,
205 uint32_t share_access,
206 uint32_t create_disposition,
207 uint32_t create_options,
208 uint32_t file_attributes,
209 uint32_t oplock_request,
210 struct smb2_lease *lease,
211 uint64_t allocation_size,
212 uint32_t private_flags,
213 struct security_descriptor *sd,
214 struct ea_list *ea_list,
215 files_struct **result, int *pinfo,
216 const struct smb2_create_blobs *in_context_blobs,
217 struct smb2_create_blobs *out_context_blobs)
219 return NT_STATUS_NOT_IMPLEMENTED;
222 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
228 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp,
229 void *data, size_t n)
235 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp,
236 void *data, size_t n, off_t offset)
242 static struct tevent_req *skel_pread_send(struct vfs_handle_struct *handle,
244 struct tevent_context *ev,
245 struct files_struct *fsp,
246 void *data, size_t n, off_t offset)
251 static ssize_t skel_pread_recv(struct tevent_req *req,
252 struct vfs_aio_state *vfs_aio_state)
254 vfs_aio_state->error = ENOSYS;
258 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp,
259 const void *data, size_t n)
265 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp,
266 const void *data, size_t n, off_t offset)
272 static struct tevent_req *skel_pwrite_send(struct vfs_handle_struct *handle,
274 struct tevent_context *ev,
275 struct files_struct *fsp,
277 size_t n, off_t offset)
282 static ssize_t skel_pwrite_recv(struct tevent_req *req,
283 struct vfs_aio_state *vfs_aio_state)
285 vfs_aio_state->error = ENOSYS;
289 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp,
290 off_t offset, int whence)
296 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd,
297 files_struct *fromfsp, const DATA_BLOB *hdr,
298 off_t offset, size_t n)
304 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd,
305 files_struct *tofsp, off_t offset, size_t n)
311 static int skel_rename(vfs_handle_struct *handle,
312 const struct smb_filename *smb_fname_src,
313 const struct smb_filename *smb_fname_dst)
319 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
325 static struct tevent_req *skel_fsync_send(struct vfs_handle_struct *handle,
327 struct tevent_context *ev,
328 struct files_struct *fsp)
333 static int skel_fsync_recv(struct tevent_req *req,
334 struct vfs_aio_state *vfs_aio_state)
336 vfs_aio_state->error = ENOSYS;
340 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
346 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp,
347 SMB_STRUCT_STAT *sbuf)
353 static int skel_lstat(vfs_handle_struct *handle,
354 struct smb_filename *smb_fname)
360 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle,
361 struct files_struct *fsp,
362 const SMB_STRUCT_STAT *sbuf)
368 static int skel_unlink(vfs_handle_struct *handle,
369 const struct smb_filename *smb_fname)
375 static int skel_chmod(vfs_handle_struct *handle,
376 const struct smb_filename *smb_fname,
383 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp,
390 static int skel_chown(vfs_handle_struct *handle,
391 const struct smb_filename *smb_fname,
399 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp,
400 uid_t uid, gid_t gid)
406 static int skel_lchown(vfs_handle_struct *handle,
407 const struct smb_filename *smb_fname,
415 static int skel_chdir(vfs_handle_struct *handle,
416 const struct smb_filename *smb_fname)
422 static struct smb_filename *skel_getwd(vfs_handle_struct *handle,
429 static int skel_ntimes(vfs_handle_struct *handle,
430 const struct smb_filename *smb_fname,
431 struct smb_file_time *ft)
437 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
444 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
445 uint32_t mode, off_t offset, off_t len)
451 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op,
452 off_t offset, off_t count, int type)
458 static int skel_kernel_flock(struct vfs_handle_struct *handle,
459 struct files_struct *fsp,
460 uint32_t share_mode, uint32_t access_mask)
466 static int skel_linux_setlease(struct vfs_handle_struct *handle,
467 struct files_struct *fsp, int leasetype)
473 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp,
474 off_t *poffset, off_t *pcount, int *ptype,
481 static int skel_symlink(vfs_handle_struct *handle,
482 const char *link_contents,
483 const struct smb_filename *new_smb_fname)
489 static int skel_vfs_readlink(vfs_handle_struct *handle,
490 const struct smb_filename *smb_fname,
498 static int skel_link(vfs_handle_struct *handle,
499 const struct smb_filename *old_smb_fname,
500 const struct smb_filename *new_smb_fname)
506 static int skel_mknod(vfs_handle_struct *handle,
507 const struct smb_filename *smb_fname,
515 static struct smb_filename *skel_realpath(vfs_handle_struct *handle,
517 const struct smb_filename *smb_fname)
523 static int skel_chflags(vfs_handle_struct *handle,
524 const struct smb_filename *smb_fname,
531 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
532 const SMB_STRUCT_STAT *sbuf)
540 struct skel_offload_read_state {
544 static struct tevent_req *skel_offload_read_send(
546 struct tevent_context *ev,
547 struct vfs_handle_struct *handle,
548 struct files_struct *fsp,
554 struct tevent_req *req = NULL;
555 struct skel_offload_read_state *state = NULL;
557 req = tevent_req_create(mem_ctx, &state, struct skel_offload_read_state);
562 tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
563 return tevent_req_post(req, ev);
566 static NTSTATUS skel_offload_read_recv(struct tevent_req *req,
567 struct vfs_handle_struct *handle,
569 DATA_BLOB *_token_blob)
573 if (tevent_req_is_nterror(req, &status)) {
574 tevent_req_received(req);
577 tevent_req_received(req);
582 struct skel_cc_state {
585 static struct tevent_req *skel_offload_write_send(struct vfs_handle_struct *handle,
587 struct tevent_context *ev,
590 off_t transfer_offset,
591 struct files_struct *dest_fsp,
595 struct tevent_req *req;
596 struct skel_cc_state *cc_state;
598 req = tevent_req_create(mem_ctx, &cc_state, struct skel_cc_state);
603 tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
604 return tevent_req_post(req, ev);
607 static NTSTATUS skel_offload_write_recv(struct vfs_handle_struct *handle,
608 struct tevent_req *req,
613 if (tevent_req_is_nterror(req, &status)) {
614 tevent_req_received(req);
617 tevent_req_received(req);
622 static NTSTATUS skel_get_compression(struct vfs_handle_struct *handle,
624 struct files_struct *fsp,
625 struct smb_filename *smb_fname,
626 uint16_t *_compression_fmt)
628 return NT_STATUS_INVALID_DEVICE_REQUEST;
631 static NTSTATUS skel_set_compression(struct vfs_handle_struct *handle,
633 struct files_struct *fsp,
634 uint16_t compression_fmt)
636 return NT_STATUS_INVALID_DEVICE_REQUEST;
639 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
640 struct files_struct *fsp,
641 const struct smb_filename *smb_fname,
643 unsigned int *num_streams,
644 struct stream_struct **streams)
646 return NT_STATUS_NOT_IMPLEMENTED;
649 static int skel_get_real_filename(struct vfs_handle_struct *handle,
652 TALLOC_CTX *mem_ctx, char **found_name)
658 static const char *skel_connectpath(struct vfs_handle_struct *handle,
659 const struct smb_filename *smb_fname)
665 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
666 struct byte_range_lock *br_lck,
667 struct lock_struct *plock,
670 return NT_STATUS_NOT_IMPLEMENTED;
673 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
674 struct messaging_context *msg_ctx,
675 struct byte_range_lock *br_lck,
676 const struct lock_struct *plock)
682 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
683 struct byte_range_lock *br_lck,
684 struct lock_struct *plock)
690 static bool skel_strict_lock(struct vfs_handle_struct *handle,
691 struct files_struct *fsp,
692 struct lock_struct *plock)
698 static void skel_strict_unlock(struct vfs_handle_struct *handle,
699 struct files_struct *fsp,
700 struct lock_struct *plock)
705 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
706 const char *mapped_name,
707 enum vfs_translate_direction direction,
708 TALLOC_CTX *mem_ctx, char **pmapped_name)
710 return NT_STATUS_NOT_IMPLEMENTED;
713 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
714 struct files_struct *fsp,
717 uint16_t req_flags, /* Needed for UNICODE ... */
718 const uint8_t *_in_data,
721 uint32_t max_out_len, uint32_t *out_len)
723 return NT_STATUS_NOT_IMPLEMENTED;
726 static NTSTATUS skel_readdir_attr(struct vfs_handle_struct *handle,
727 const struct smb_filename *fname,
729 struct readdir_attr_data **pattr_data)
731 return NT_STATUS_NOT_IMPLEMENTED;
734 static NTSTATUS skel_get_dos_attributes(struct vfs_handle_struct *handle,
735 struct smb_filename *smb_fname,
738 return NT_STATUS_NOT_IMPLEMENTED;
741 static NTSTATUS skel_fget_dos_attributes(struct vfs_handle_struct *handle,
742 struct files_struct *fsp,
745 return NT_STATUS_NOT_IMPLEMENTED;
748 static NTSTATUS skel_set_dos_attributes(struct vfs_handle_struct *handle,
749 const struct smb_filename *smb_fname,
752 return NT_STATUS_NOT_IMPLEMENTED;
755 static NTSTATUS skel_fset_dos_attributes(struct vfs_handle_struct *handle,
756 struct files_struct *fsp,
759 return NT_STATUS_NOT_IMPLEMENTED;
762 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
763 uint32_t security_info,
765 struct security_descriptor **ppdesc)
767 return NT_STATUS_NOT_IMPLEMENTED;
770 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
771 const struct smb_filename *smb_fname,
772 uint32_t security_info,
774 struct security_descriptor **ppdesc)
776 return NT_STATUS_NOT_IMPLEMENTED;
779 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
780 uint32_t security_info_sent,
781 const struct security_descriptor *psd)
783 return NT_STATUS_NOT_IMPLEMENTED;
786 static int skel_chmod_acl(vfs_handle_struct *handle,
787 const struct smb_filename *smb_fname,
794 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp,
801 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,
802 const struct smb_filename *smb_fname,
807 return (SMB_ACL_T) NULL;
810 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle,
811 files_struct *fsp, TALLOC_CTX *mem_ctx)
814 return (SMB_ACL_T) NULL;
817 static int skel_sys_acl_blob_get_file(vfs_handle_struct *handle,
818 const struct smb_filename *smb_fname,
820 char **blob_description,
827 static int skel_sys_acl_blob_get_fd(vfs_handle_struct *handle,
828 files_struct *fsp, TALLOC_CTX *mem_ctx,
829 char **blob_description, DATA_BLOB *blob)
835 static int skel_sys_acl_set_file(vfs_handle_struct *handle,
836 const struct smb_filename *smb_fname,
837 SMB_ACL_TYPE_T acltype,
844 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp,
851 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,
852 const struct smb_filename *smb_fname)
858 static ssize_t skel_getxattr(vfs_handle_struct *handle,
859 const struct smb_filename *smb_fname,
868 static ssize_t skel_fgetxattr(vfs_handle_struct *handle,
869 struct files_struct *fsp, const char *name,
870 void *value, size_t size)
876 static ssize_t skel_listxattr(vfs_handle_struct *handle,
877 const struct smb_filename *smb_fname,
885 static ssize_t skel_flistxattr(vfs_handle_struct *handle,
886 struct files_struct *fsp, char *list,
893 static int skel_removexattr(vfs_handle_struct *handle,
894 const struct smb_filename *smb_fname,
901 static int skel_fremovexattr(vfs_handle_struct *handle,
902 struct files_struct *fsp, const char *name)
906 return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
909 static int skel_setxattr(vfs_handle_struct *handle,
910 const struct smb_filename *smb_fname,
920 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp,
921 const char *name, const void *value, size_t size,
928 static bool skel_aio_force(struct vfs_handle_struct *handle,
929 struct files_struct *fsp)
935 /* VFS operations structure */
937 struct vfs_fn_pointers skel_opaque_fns = {
938 /* Disk operations */
940 .connect_fn = skel_connect,
941 .disconnect_fn = skel_disconnect,
942 .disk_free_fn = skel_disk_free,
943 .get_quota_fn = skel_get_quota,
944 .set_quota_fn = skel_set_quota,
945 .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
946 .statvfs_fn = skel_statvfs,
947 .fs_capabilities_fn = skel_fs_capabilities,
948 .get_dfs_referrals_fn = skel_get_dfs_referrals,
949 .snap_check_path_fn = skel_snap_check_path,
950 .snap_create_fn = skel_snap_create,
951 .snap_delete_fn = skel_snap_delete,
953 /* Directory operations */
955 .opendir_fn = skel_opendir,
956 .fdopendir_fn = skel_fdopendir,
957 .readdir_fn = skel_readdir,
958 .seekdir_fn = skel_seekdir,
959 .telldir_fn = skel_telldir,
960 .rewind_dir_fn = skel_rewind_dir,
961 .mkdir_fn = skel_mkdir,
962 .rmdir_fn = skel_rmdir,
963 .closedir_fn = skel_closedir,
964 .init_search_op_fn = skel_init_search_op,
966 /* File operations */
968 .open_fn = skel_open,
969 .create_file_fn = skel_create_file,
970 .close_fn = skel_close_fn,
971 .read_fn = skel_vfs_read,
972 .pread_fn = skel_pread,
973 .pread_send_fn = skel_pread_send,
974 .pread_recv_fn = skel_pread_recv,
975 .write_fn = skel_write,
976 .pwrite_fn = skel_pwrite,
977 .pwrite_send_fn = skel_pwrite_send,
978 .pwrite_recv_fn = skel_pwrite_recv,
979 .lseek_fn = skel_lseek,
980 .sendfile_fn = skel_sendfile,
981 .recvfile_fn = skel_recvfile,
982 .rename_fn = skel_rename,
983 .fsync_fn = skel_fsync,
984 .fsync_send_fn = skel_fsync_send,
985 .fsync_recv_fn = skel_fsync_recv,
986 .stat_fn = skel_stat,
987 .fstat_fn = skel_fstat,
988 .lstat_fn = skel_lstat,
989 .get_alloc_size_fn = skel_get_alloc_size,
990 .unlink_fn = skel_unlink,
991 .chmod_fn = skel_chmod,
992 .fchmod_fn = skel_fchmod,
993 .chown_fn = skel_chown,
994 .fchown_fn = skel_fchown,
995 .lchown_fn = skel_lchown,
996 .chdir_fn = skel_chdir,
997 .getwd_fn = skel_getwd,
998 .ntimes_fn = skel_ntimes,
999 .ftruncate_fn = skel_ftruncate,
1000 .fallocate_fn = skel_fallocate,
1001 .lock_fn = skel_lock,
1002 .kernel_flock_fn = skel_kernel_flock,
1003 .linux_setlease_fn = skel_linux_setlease,
1004 .getlock_fn = skel_getlock,
1005 .symlink_fn = skel_symlink,
1006 .readlink_fn = skel_vfs_readlink,
1007 .link_fn = skel_link,
1008 .mknod_fn = skel_mknod,
1009 .realpath_fn = skel_realpath,
1010 .chflags_fn = skel_chflags,
1011 .file_id_create_fn = skel_file_id_create,
1012 .offload_read_send_fn = skel_offload_read_send,
1013 .offload_read_recv_fn = skel_offload_read_recv,
1014 .offload_write_send_fn = skel_offload_write_send,
1015 .offload_write_recv_fn = skel_offload_write_recv,
1016 .get_compression_fn = skel_get_compression,
1017 .set_compression_fn = skel_set_compression,
1019 .streaminfo_fn = skel_streaminfo,
1020 .get_real_filename_fn = skel_get_real_filename,
1021 .connectpath_fn = skel_connectpath,
1022 .brl_lock_windows_fn = skel_brl_lock_windows,
1023 .brl_unlock_windows_fn = skel_brl_unlock_windows,
1024 .brl_cancel_windows_fn = skel_brl_cancel_windows,
1025 .strict_lock_fn = skel_strict_lock,
1026 .strict_unlock_fn = skel_strict_unlock,
1027 .translate_name_fn = skel_translate_name,
1028 .fsctl_fn = skel_fsctl,
1029 .readdir_attr_fn = skel_readdir_attr,
1031 /* DOS attributes. */
1032 .get_dos_attributes_fn = skel_get_dos_attributes,
1033 .fget_dos_attributes_fn = skel_fget_dos_attributes,
1034 .set_dos_attributes_fn = skel_set_dos_attributes,
1035 .fset_dos_attributes_fn = skel_fset_dos_attributes,
1037 /* NT ACL operations. */
1039 .fget_nt_acl_fn = skel_fget_nt_acl,
1040 .get_nt_acl_fn = skel_get_nt_acl,
1041 .fset_nt_acl_fn = skel_fset_nt_acl,
1043 /* POSIX ACL operations. */
1045 .chmod_acl_fn = skel_chmod_acl,
1046 .fchmod_acl_fn = skel_fchmod_acl,
1048 .sys_acl_get_file_fn = skel_sys_acl_get_file,
1049 .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
1050 .sys_acl_blob_get_file_fn = skel_sys_acl_blob_get_file,
1051 .sys_acl_blob_get_fd_fn = skel_sys_acl_blob_get_fd,
1052 .sys_acl_set_file_fn = skel_sys_acl_set_file,
1053 .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
1054 .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
1056 /* EA operations. */
1057 .getxattr_fn = skel_getxattr,
1058 .fgetxattr_fn = skel_fgetxattr,
1059 .listxattr_fn = skel_listxattr,
1060 .flistxattr_fn = skel_flistxattr,
1061 .removexattr_fn = skel_removexattr,
1062 .fremovexattr_fn = skel_fremovexattr,
1063 .setxattr_fn = skel_setxattr,
1064 .fsetxattr_fn = skel_fsetxattr,
1066 /* aio operations */
1067 .aio_force_fn = skel_aio_force,
1071 NTSTATUS vfs_skel_opaque_init(TALLOC_CTX *ctx)
1073 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_opaque",