2 Unix SMB/CIFS implementation.
3 Wrap disk only vfs functions to sidestep dodgy compilers.
4 Copyright (C) Tim Potter 1998
5 Copyright (C) Jeremy Allison 2007
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #define DBGC_CLASS DBGC_VFS
26 /* Check for NULL pointer parameters in vfswrap_* functions */
28 /* We don't want to have NULL function pointers lying around. Someone
29 is sure to try and execute them. These stubs are used to prevent
32 static int vfswrap_connect(vfs_handle_struct *handle, const char *service, const char *user)
34 return 0; /* Return >= 0 for success */
37 static void vfswrap_disconnect(vfs_handle_struct *handle)
43 static uint64_t vfswrap_disk_free(vfs_handle_struct *handle, const char *path, bool small_query, uint64_t *bsize,
44 uint64_t *dfree, uint64_t *dsize)
48 result = sys_disk_free(handle->conn, path, small_query, bsize, dfree, dsize);
52 static int vfswrap_get_quota(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt)
54 #ifdef HAVE_SYS_QUOTAS
57 START_PROFILE(syscall_get_quota);
58 result = sys_get_quota(handle->conn->connectpath, qtype, id, qt);
59 END_PROFILE(syscall_get_quota);
67 static int vfswrap_set_quota(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt)
69 #ifdef HAVE_SYS_QUOTAS
72 START_PROFILE(syscall_set_quota);
73 result = sys_set_quota(handle->conn->connectpath, qtype, id, qt);
74 END_PROFILE(syscall_set_quota);
82 static int vfswrap_get_shadow_copy_data(struct vfs_handle_struct *handle, struct files_struct *fsp, SHADOW_COPY_DATA *shadow_copy_data, bool labels)
85 return -1; /* Not implemented. */
88 static int vfswrap_statvfs(struct vfs_handle_struct *handle, const char *path, vfs_statvfs_struct *statbuf)
90 return sys_statvfs(path, statbuf);
93 static uint32_t vfswrap_fs_capabilities(struct vfs_handle_struct *handle,
94 enum timestamp_set_resolution *p_ts_res)
96 connection_struct *conn = handle->conn;
97 uint32_t caps = FILE_CASE_SENSITIVE_SEARCH | FILE_CASE_PRESERVED_NAMES;
98 struct smb_filename *smb_fname_cpath = NULL;
102 #if defined(DARWINOS)
103 struct vfs_statvfs_struct statbuf;
104 ZERO_STRUCT(statbuf);
105 sys_statvfs(conn->connectpath, &statbuf);
106 caps = statbuf.FsCapabilities;
109 *p_ts_res = TIMESTAMP_SET_SECONDS;
111 /* Work out what timestamp resolution we can
112 * use when setting a timestamp. */
114 status = create_synthetic_smb_fname(talloc_tos(),
119 if (!NT_STATUS_IS_OK(status)) {
123 ret = SMB_VFS_STAT(conn, smb_fname_cpath);
125 TALLOC_FREE(smb_fname_cpath);
129 if (smb_fname_cpath->st.st_ex_mtime.tv_nsec ||
130 smb_fname_cpath->st.st_ex_atime.tv_nsec ||
131 smb_fname_cpath->st.st_ex_ctime.tv_nsec) {
132 /* If any of the normal UNIX directory timestamps
133 * have a non-zero tv_nsec component assume
134 * we might be able to set sub-second timestamps.
135 * See what filetime set primitives we have.
137 #if defined(HAVE_UTIMENSAT)
138 *p_ts_res = TIMESTAMP_SET_NT_OR_BETTER;
139 #elif defined(HAVE_UTIMES)
140 /* utimes allows msec timestamps to be set. */
141 *p_ts_res = TIMESTAMP_SET_MSEC;
142 #elif defined(HAVE_UTIME)
143 /* utime only allows sec timestamps to be set. */
144 *p_ts_res = TIMESTAMP_SET_SECONDS;
147 DEBUG(10,("vfswrap_fs_capabilities: timestamp "
149 "available on share %s, directory %s\n",
150 *p_ts_res == TIMESTAMP_SET_MSEC ? "msec" : "sec",
151 lp_servicename(conn->params->service),
152 conn->connectpath ));
154 TALLOC_FREE(smb_fname_cpath);
158 /* Directory operations */
160 static SMB_STRUCT_DIR *vfswrap_opendir(vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attr)
162 SMB_STRUCT_DIR *result;
164 START_PROFILE(syscall_opendir);
165 result = sys_opendir(fname);
166 END_PROFILE(syscall_opendir);
170 static SMB_STRUCT_DIRENT *vfswrap_readdir(vfs_handle_struct *handle,
171 SMB_STRUCT_DIR *dirp,
172 SMB_STRUCT_STAT *sbuf)
174 SMB_STRUCT_DIRENT *result;
176 START_PROFILE(syscall_readdir);
177 result = sys_readdir(dirp);
178 /* Default Posix readdir() does not give us stat info.
179 * Set to invalid to indicate we didn't return this info. */
181 SET_STAT_INVALID(*sbuf);
182 END_PROFILE(syscall_readdir);
186 static void vfswrap_seekdir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp, long offset)
188 START_PROFILE(syscall_seekdir);
189 sys_seekdir(dirp, offset);
190 END_PROFILE(syscall_seekdir);
193 static long vfswrap_telldir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
196 START_PROFILE(syscall_telldir);
197 result = sys_telldir(dirp);
198 END_PROFILE(syscall_telldir);
202 static void vfswrap_rewinddir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
204 START_PROFILE(syscall_rewinddir);
206 END_PROFILE(syscall_rewinddir);
209 static int vfswrap_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
212 bool has_dacl = False;
215 START_PROFILE(syscall_mkdir);
217 if (lp_inherit_acls(SNUM(handle->conn))
218 && parent_dirname(talloc_tos(), path, &parent, NULL)
219 && (has_dacl = directory_has_default_acl(handle->conn, parent)))
220 mode = (0777 & lp_dir_mask(SNUM(handle->conn)));
224 result = mkdir(path, mode);
226 if (result == 0 && !has_dacl) {
228 * We need to do this as the default behavior of POSIX ACLs
229 * is to set the mask to be the requested group permission
230 * bits, not the group permission bits to be the requested
231 * group permission bits. This is not what we want, as it will
232 * mess up any inherited ACL bits that were set. JRA.
234 int saved_errno = errno; /* We may get ENOSYS */
235 if ((SMB_VFS_CHMOD_ACL(handle->conn, path, mode) == -1) && (errno == ENOSYS))
239 END_PROFILE(syscall_mkdir);
243 static int vfswrap_rmdir(vfs_handle_struct *handle, const char *path)
247 START_PROFILE(syscall_rmdir);
248 result = rmdir(path);
249 END_PROFILE(syscall_rmdir);
253 static int vfswrap_closedir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
257 START_PROFILE(syscall_closedir);
258 result = sys_closedir(dirp);
259 END_PROFILE(syscall_closedir);
263 static void vfswrap_init_search_op(vfs_handle_struct *handle,
264 SMB_STRUCT_DIR *dirp)
266 /* Default behavior is a NOOP */
269 /* File operations */
271 static int vfswrap_open(vfs_handle_struct *handle,
272 struct smb_filename *smb_fname,
273 files_struct *fsp, int flags, mode_t mode)
277 START_PROFILE(syscall_open);
279 if (smb_fname->stream_name) {
284 result = sys_open(smb_fname->base_name, flags, mode);
286 END_PROFILE(syscall_open);
290 static NTSTATUS vfswrap_create_file(vfs_handle_struct *handle,
291 struct smb_request *req,
292 uint16_t root_dir_fid,
293 struct smb_filename *smb_fname,
294 uint32_t access_mask,
295 uint32_t share_access,
296 uint32_t create_disposition,
297 uint32_t create_options,
298 uint32_t file_attributes,
299 uint32_t oplock_request,
300 uint64_t allocation_size,
301 uint32_t private_flags,
302 struct security_descriptor *sd,
303 struct ea_list *ea_list,
304 files_struct **result,
307 return create_file_default(handle->conn, req, root_dir_fid, smb_fname,
308 access_mask, share_access,
309 create_disposition, create_options,
310 file_attributes, oplock_request,
311 allocation_size, private_flags,
316 static int vfswrap_close(vfs_handle_struct *handle, files_struct *fsp)
320 START_PROFILE(syscall_close);
321 result = fd_close_posix(fsp);
322 END_PROFILE(syscall_close);
326 static ssize_t vfswrap_read(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n)
330 START_PROFILE_BYTES(syscall_read, n);
331 result = sys_read(fsp->fh->fd, data, n);
332 END_PROFILE(syscall_read);
336 static ssize_t vfswrap_pread(vfs_handle_struct *handle, files_struct *fsp, void *data,
337 size_t n, SMB_OFF_T offset)
341 #if defined(HAVE_PREAD) || defined(HAVE_PREAD64)
342 START_PROFILE_BYTES(syscall_pread, n);
343 result = sys_pread(fsp->fh->fd, data, n, offset);
344 END_PROFILE(syscall_pread);
346 if (result == -1 && errno == ESPIPE) {
347 /* Maintain the fiction that pipes can be seeked (sought?) on. */
348 result = SMB_VFS_READ(fsp, data, n);
352 #else /* HAVE_PREAD */
356 curr = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
357 if (curr == -1 && errno == ESPIPE) {
358 /* Maintain the fiction that pipes can be seeked (sought?) on. */
359 result = SMB_VFS_READ(fsp, data, n);
364 if (SMB_VFS_LSEEK(fsp, offset, SEEK_SET) == -1) {
369 result = SMB_VFS_READ(fsp, data, n);
372 SMB_VFS_LSEEK(fsp, curr, SEEK_SET);
375 #endif /* HAVE_PREAD */
380 static ssize_t vfswrap_write(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n)
384 START_PROFILE_BYTES(syscall_write, n);
385 result = sys_write(fsp->fh->fd, data, n);
386 END_PROFILE(syscall_write);
390 static ssize_t vfswrap_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data,
391 size_t n, SMB_OFF_T offset)
395 #if defined(HAVE_PWRITE) || defined(HAVE_PRWITE64)
396 START_PROFILE_BYTES(syscall_pwrite, n);
397 result = sys_pwrite(fsp->fh->fd, data, n, offset);
398 END_PROFILE(syscall_pwrite);
400 if (result == -1 && errno == ESPIPE) {
401 /* Maintain the fiction that pipes can be sought on. */
402 result = SMB_VFS_WRITE(fsp, data, n);
405 #else /* HAVE_PWRITE */
409 curr = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
414 if (SMB_VFS_LSEEK(fsp, offset, SEEK_SET) == -1) {
418 result = SMB_VFS_WRITE(fsp, data, n);
421 SMB_VFS_LSEEK(fsp, curr, SEEK_SET);
424 #endif /* HAVE_PWRITE */
429 static SMB_OFF_T vfswrap_lseek(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset, int whence)
431 SMB_OFF_T result = 0;
433 START_PROFILE(syscall_lseek);
435 /* Cope with 'stat' file opens. */
436 if (fsp->fh->fd != -1)
437 result = sys_lseek(fsp->fh->fd, offset, whence);
440 * We want to maintain the fiction that we can seek
441 * on a fifo for file system purposes. This allows
442 * people to set up UNIX fifo's that feed data to Windows
446 if((result == -1) && (errno == ESPIPE)) {
451 END_PROFILE(syscall_lseek);
455 static ssize_t vfswrap_sendfile(vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *hdr,
456 SMB_OFF_T offset, size_t n)
460 START_PROFILE_BYTES(syscall_sendfile, n);
461 result = sys_sendfile(tofd, fromfsp->fh->fd, hdr, offset, n);
462 END_PROFILE(syscall_sendfile);
466 static ssize_t vfswrap_recvfile(vfs_handle_struct *handle,
474 START_PROFILE_BYTES(syscall_recvfile, n);
475 result = sys_recvfile(fromfd, tofsp->fh->fd, offset, n);
476 END_PROFILE(syscall_recvfile);
480 static int vfswrap_rename(vfs_handle_struct *handle,
481 const struct smb_filename *smb_fname_src,
482 const struct smb_filename *smb_fname_dst)
486 START_PROFILE(syscall_rename);
488 if (smb_fname_src->stream_name || smb_fname_dst->stream_name) {
493 result = rename(smb_fname_src->base_name, smb_fname_dst->base_name);
496 END_PROFILE(syscall_rename);
500 static int vfswrap_fsync(vfs_handle_struct *handle, files_struct *fsp)
505 START_PROFILE(syscall_fsync);
506 result = fsync(fsp->fh->fd);
507 END_PROFILE(syscall_fsync);
514 static int vfswrap_stat(vfs_handle_struct *handle,
515 struct smb_filename *smb_fname)
519 START_PROFILE(syscall_stat);
521 if (smb_fname->stream_name) {
526 result = sys_stat(smb_fname->base_name, &smb_fname->st,
527 lp_fake_dir_create_times(SNUM(handle->conn)));
529 END_PROFILE(syscall_stat);
533 static int vfswrap_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
537 START_PROFILE(syscall_fstat);
538 result = sys_fstat(fsp->fh->fd,
539 sbuf, lp_fake_dir_create_times(SNUM(handle->conn)));
540 END_PROFILE(syscall_fstat);
544 static int vfswrap_lstat(vfs_handle_struct *handle,
545 struct smb_filename *smb_fname)
549 START_PROFILE(syscall_lstat);
551 if (smb_fname->stream_name) {
556 result = sys_lstat(smb_fname->base_name, &smb_fname->st,
557 lp_fake_dir_create_times(SNUM(handle->conn)));
559 END_PROFILE(syscall_lstat);
563 static NTSTATUS vfswrap_translate_name(struct vfs_handle_struct *handle,
565 enum vfs_translate_direction direction,
569 return NT_STATUS_NONE_MAPPED;
572 /********************************************************************
573 Given a stat buffer return the allocated size on disk, taking into
574 account sparse files.
575 ********************************************************************/
576 static uint64_t vfswrap_get_alloc_size(vfs_handle_struct *handle,
577 struct files_struct *fsp,
578 const SMB_STRUCT_STAT *sbuf)
582 START_PROFILE(syscall_get_alloc_size);
584 if(S_ISDIR(sbuf->st_ex_mode)) {
589 #if defined(HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
590 result = (uint64_t)STAT_ST_BLOCKSIZE * (uint64_t)sbuf->st_ex_blocks;
592 result = get_file_size_stat(sbuf);
595 if (fsp && fsp->initial_allocation_size)
596 result = MAX(result,fsp->initial_allocation_size);
598 result = smb_roundup(handle->conn, result);
601 END_PROFILE(syscall_get_alloc_size);
605 static int vfswrap_unlink(vfs_handle_struct *handle,
606 const struct smb_filename *smb_fname)
610 START_PROFILE(syscall_unlink);
612 if (smb_fname->stream_name) {
616 result = unlink(smb_fname->base_name);
619 END_PROFILE(syscall_unlink);
623 static int vfswrap_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
627 START_PROFILE(syscall_chmod);
630 * We need to do this due to the fact that the default POSIX ACL
631 * chmod modifies the ACL *mask* for the group owner, not the
632 * group owner bits directly. JRA.
637 int saved_errno = errno; /* We might get ENOSYS */
638 if ((result = SMB_VFS_CHMOD_ACL(handle->conn, path, mode)) == 0) {
639 END_PROFILE(syscall_chmod);
642 /* Error - return the old errno. */
646 result = chmod(path, mode);
647 END_PROFILE(syscall_chmod);
651 static int vfswrap_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
655 START_PROFILE(syscall_fchmod);
658 * We need to do this due to the fact that the default POSIX ACL
659 * chmod modifies the ACL *mask* for the group owner, not the
660 * group owner bits directly. JRA.
664 int saved_errno = errno; /* We might get ENOSYS */
665 if ((result = SMB_VFS_FCHMOD_ACL(fsp, mode)) == 0) {
666 END_PROFILE(syscall_fchmod);
669 /* Error - return the old errno. */
673 #if defined(HAVE_FCHMOD)
674 result = fchmod(fsp->fh->fd, mode);
680 END_PROFILE(syscall_fchmod);
684 static int vfswrap_chown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
688 START_PROFILE(syscall_chown);
689 result = chown(path, uid, gid);
690 END_PROFILE(syscall_chown);
694 static int vfswrap_fchown(vfs_handle_struct *handle, files_struct *fsp, uid_t uid, gid_t gid)
699 START_PROFILE(syscall_fchown);
700 result = fchown(fsp->fh->fd, uid, gid);
701 END_PROFILE(syscall_fchown);
709 static int vfswrap_lchown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
713 START_PROFILE(syscall_lchown);
714 result = lchown(path, uid, gid);
715 END_PROFILE(syscall_lchown);
719 static int vfswrap_chdir(vfs_handle_struct *handle, const char *path)
723 START_PROFILE(syscall_chdir);
724 result = chdir(path);
725 END_PROFILE(syscall_chdir);
729 static char *vfswrap_getwd(vfs_handle_struct *handle, char *path)
733 START_PROFILE(syscall_getwd);
734 result = sys_getwd(path);
735 END_PROFILE(syscall_getwd);
739 /*********************************************************************
740 nsec timestamp resolution call. Convert down to whatever the underlying
742 **********************************************************************/
744 static int vfswrap_ntimes(vfs_handle_struct *handle,
745 const struct smb_filename *smb_fname,
746 struct smb_file_time *ft)
750 START_PROFILE(syscall_ntimes);
752 if (smb_fname->stream_name) {
758 if (null_timespec(ft->atime)) {
759 ft->atime= smb_fname->st.st_ex_atime;
762 if (null_timespec(ft->mtime)) {
763 ft->mtime = smb_fname->st.st_ex_mtime;
766 if (!null_timespec(ft->create_time)) {
767 set_create_timespec_ea(handle->conn,
772 if ((timespec_compare(&ft->atime,
773 &smb_fname->st.st_ex_atime) == 0) &&
774 (timespec_compare(&ft->mtime,
775 &smb_fname->st.st_ex_mtime) == 0)) {
780 #if defined(HAVE_UTIMENSAT)
782 struct timespec ts[2];
785 result = utimensat(AT_FDCWD, smb_fname->base_name, ts, 0);
787 result = utimensat(AT_FDCWD, smb_fname->base_name, NULL, 0);
789 #elif defined(HAVE_UTIMES)
791 struct timeval tv[2];
792 tv[0] = convert_timespec_to_timeval(ft->atime);
793 tv[1] = convert_timespec_to_timeval(ft->mtime);
794 result = utimes(smb_fname->base_name, tv);
796 result = utimes(smb_fname->base_name, NULL);
798 #elif defined(HAVE_UTIME)
800 struct utimbuf times;
801 times.actime = convert_timespec_to_time_t(ft->atime);
802 times.modtime = convert_timespec_to_time_t(ft->mtime);
803 result = utime(smb_fname->base_name, ×);
805 result = utime(smb_fname->base_name, NULL);
813 END_PROFILE(syscall_ntimes);
817 /*********************************************************************
818 A version of ftruncate that will write the space on disk if strict
820 **********************************************************************/
822 static int strict_allocate_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T len)
825 SMB_OFF_T currpos = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
826 unsigned char zero_space[4096];
827 SMB_OFF_T space_to_write;
828 uint64_t space_avail;
829 uint64_t bsize,dfree,dsize;
835 if (SMB_VFS_FSTAT(fsp, &st) == -1)
839 if (S_ISFIFO(st.st_ex_mode))
843 if (st.st_ex_size == len)
846 /* Shrink - just ftruncate. */
847 if (st.st_ex_size > len)
848 return sys_ftruncate(fsp->fh->fd, len);
850 space_to_write = len - st.st_ex_size;
852 /* for allocation try posix_fallocate first. This can fail on some
853 platforms e.g. when the filesystem doesn't support it and no
854 emulation is being done by the libc (like on AIX with JFS1). In that
855 case we do our own emulation. posix_fallocate implementations can
856 return ENOTSUP or EINVAL in cases like that. */
857 ret = sys_posix_fallocate(fsp->fh->fd, st.st_ex_size, space_to_write);
865 DEBUG(10,("strict_allocate_ftruncate: sys_posix_fallocate failed with "
866 "error %d. Falling back to slow manual allocation\n", ret));
868 /* available disk space is enough or not? */
869 space_avail = get_dfree_info(fsp->conn,
870 fsp->fsp_name->base_name, false,
871 &bsize,&dfree,&dsize);
872 /* space_avail is 1k blocks */
873 if (space_avail == (uint64_t)-1 ||
874 ((uint64_t)space_to_write/1024 > space_avail) ) {
879 /* Write out the real space on disk. */
880 if (SMB_VFS_LSEEK(fsp, st.st_ex_size, SEEK_SET) != st.st_ex_size)
883 memset(zero_space, '\0', sizeof(zero_space));
884 while ( space_to_write > 0) {
886 SMB_OFF_T current_len_to_write = MIN(sizeof(zero_space),space_to_write);
888 retlen = SMB_VFS_WRITE(fsp,(char *)zero_space,current_len_to_write);
892 space_to_write -= retlen;
895 /* Seek to where we were */
896 if (SMB_VFS_LSEEK(fsp, currpos, SEEK_SET) != currpos)
902 static int vfswrap_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T len)
909 START_PROFILE(syscall_ftruncate);
911 if (lp_strict_allocate(SNUM(fsp->conn))) {
912 result = strict_allocate_ftruncate(handle, fsp, len);
913 END_PROFILE(syscall_ftruncate);
917 /* we used to just check HAVE_FTRUNCATE_EXTEND and only use
918 sys_ftruncate if the system supports it. Then I discovered that
919 you can have some filesystems that support ftruncate
920 expansion and some that don't! On Linux fat can't do
921 ftruncate extend but ext2 can. */
923 result = sys_ftruncate(fsp->fh->fd, len);
927 /* According to W. R. Stevens advanced UNIX prog. Pure 4.3 BSD cannot
928 extend a file with ftruncate. Provide alternate implementation
930 currpos = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
935 /* Do an fstat to see if the file is longer than the requested
936 size in which case the ftruncate above should have
937 succeeded or shorter, in which case seek to len - 1 and
938 write 1 byte of zero */
939 if (SMB_VFS_FSTAT(fsp, &st) == -1) {
944 if (S_ISFIFO(st.st_ex_mode)) {
950 if (st.st_ex_size == len) {
955 if (st.st_ex_size > len) {
956 /* the sys_ftruncate should have worked */
960 if (SMB_VFS_LSEEK(fsp, len-1, SEEK_SET) != len -1)
963 if (SMB_VFS_WRITE(fsp, &c, 1)!=1)
966 /* Seek to where we were */
967 if (SMB_VFS_LSEEK(fsp, currpos, SEEK_SET) != currpos)
973 END_PROFILE(syscall_ftruncate);
977 static bool vfswrap_lock(vfs_handle_struct *handle, files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type)
981 START_PROFILE(syscall_fcntl_lock);
982 result = fcntl_lock(fsp->fh->fd, op, offset, count, type);
983 END_PROFILE(syscall_fcntl_lock);
987 static int vfswrap_kernel_flock(vfs_handle_struct *handle, files_struct *fsp,
988 uint32 share_mode, uint32 access_mask)
990 START_PROFILE(syscall_kernel_flock);
991 kernel_flock(fsp->fh->fd, share_mode, access_mask);
992 END_PROFILE(syscall_kernel_flock);
996 static bool vfswrap_getlock(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid)
1000 START_PROFILE(syscall_fcntl_getlock);
1001 result = fcntl_getlock(fsp->fh->fd, poffset, pcount, ptype, ppid);
1002 END_PROFILE(syscall_fcntl_getlock);
1006 static int vfswrap_linux_setlease(vfs_handle_struct *handle, files_struct *fsp,
1011 START_PROFILE(syscall_linux_setlease);
1013 #ifdef HAVE_KERNEL_OPLOCKS_LINUX
1014 /* first set the signal handler */
1015 if(linux_set_lease_sighandler(fsp->fh->fd) == -1) {
1019 result = linux_setlease(fsp->fh->fd, leasetype);
1023 END_PROFILE(syscall_linux_setlease);
1027 static int vfswrap_symlink(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
1031 START_PROFILE(syscall_symlink);
1032 result = symlink(oldpath, newpath);
1033 END_PROFILE(syscall_symlink);
1037 static int vfswrap_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
1041 START_PROFILE(syscall_readlink);
1042 result = readlink(path, buf, bufsiz);
1043 END_PROFILE(syscall_readlink);
1047 static int vfswrap_link(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
1051 START_PROFILE(syscall_link);
1052 result = link(oldpath, newpath);
1053 END_PROFILE(syscall_link);
1057 static int vfswrap_mknod(vfs_handle_struct *handle, const char *pathname, mode_t mode, SMB_DEV_T dev)
1061 START_PROFILE(syscall_mknod);
1062 result = sys_mknod(pathname, mode, dev);
1063 END_PROFILE(syscall_mknod);
1067 static char *vfswrap_realpath(vfs_handle_struct *handle, const char *path)
1071 START_PROFILE(syscall_realpath);
1072 #ifdef REALPATH_TAKES_NULL
1073 result = realpath(path, NULL);
1075 result = SMB_MALLOC_ARRAY(char, PATH_MAX+1);
1077 char *resolved_path = realpath(path, result);
1078 if (!resolved_path) {
1081 /* SMB_ASSERT(result == resovled_path) ? */
1082 result = resolved_path;
1086 END_PROFILE(syscall_realpath);
1090 static NTSTATUS vfswrap_notify_watch(vfs_handle_struct *vfs_handle,
1091 struct sys_notify_context *ctx,
1092 struct notify_entry *e,
1093 void (*callback)(struct sys_notify_context *ctx,
1095 struct notify_event *ev),
1096 void *private_data, void *handle)
1099 * So far inotify is the only supported default notify mechanism. If
1100 * another platform like the the BSD's or a proprietary Unix comes
1101 * along and wants another default, we can play the same trick we
1102 * played with Posix ACLs.
1104 * Until that is the case, hard-code inotify here.
1107 if (lp_kernel_change_notify(ctx->conn->params)) {
1108 return inotify_watch(ctx, e, callback, private_data, handle);
1112 * Do nothing, leave everything to notify_internal.c
1114 return NT_STATUS_OK;
1117 static int vfswrap_chflags(vfs_handle_struct *handle, const char *path,
1121 return chflags(path, flags);
1128 static struct file_id vfswrap_file_id_create(struct vfs_handle_struct *handle,
1129 const SMB_STRUCT_STAT *sbuf)
1133 /* the ZERO_STRUCT ensures padding doesn't break using the key as a
1137 key.devid = sbuf->st_ex_dev;
1138 key.inode = sbuf->st_ex_ino;
1139 /* key.extid is unused by default. */
1144 static NTSTATUS vfswrap_streaminfo(vfs_handle_struct *handle,
1145 struct files_struct *fsp,
1147 TALLOC_CTX *mem_ctx,
1148 unsigned int *pnum_streams,
1149 struct stream_struct **pstreams)
1151 SMB_STRUCT_STAT sbuf;
1152 unsigned int num_streams = 0;
1153 struct stream_struct *streams = NULL;
1156 if ((fsp != NULL) && (fsp->is_directory)) {
1158 * No default streams on directories
1163 if ((fsp != NULL) && (fsp->fh->fd != -1)) {
1164 ret = SMB_VFS_FSTAT(fsp, &sbuf);
1167 struct smb_filename smb_fname;
1169 ZERO_STRUCT(smb_fname);
1170 smb_fname.base_name = discard_const_p(char, fname);
1172 if (lp_posix_pathnames()) {
1173 ret = SMB_VFS_LSTAT(handle->conn, &smb_fname);
1175 ret = SMB_VFS_STAT(handle->conn, &smb_fname);
1177 sbuf = smb_fname.st;
1181 return map_nt_error_from_unix(errno);
1184 if (S_ISDIR(sbuf.st_ex_mode)) {
1188 streams = talloc(mem_ctx, struct stream_struct);
1190 if (streams == NULL) {
1191 return NT_STATUS_NO_MEMORY;
1194 streams->size = sbuf.st_ex_size;
1195 streams->alloc_size = SMB_VFS_GET_ALLOC_SIZE(handle->conn, fsp, &sbuf);
1197 streams->name = talloc_strdup(streams, "::$DATA");
1198 if (streams->name == NULL) {
1199 TALLOC_FREE(streams);
1200 return NT_STATUS_NO_MEMORY;
1205 *pnum_streams = num_streams;
1206 *pstreams = streams;
1207 return NT_STATUS_OK;
1210 static int vfswrap_get_real_filename(struct vfs_handle_struct *handle,
1213 TALLOC_CTX *mem_ctx,
1217 * Don't fall back to get_real_filename so callers can differentiate
1218 * between a full directory scan and an actual case-insensitive stat.
1224 static const char *vfswrap_connectpath(struct vfs_handle_struct *handle,
1227 return handle->conn->connectpath;
1230 static NTSTATUS vfswrap_brl_lock_windows(struct vfs_handle_struct *handle,
1231 struct byte_range_lock *br_lck,
1232 struct lock_struct *plock,
1234 struct blocking_lock_record *blr)
1236 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1238 /* Note: blr is not used in the default implementation. */
1239 return brl_lock_windows_default(br_lck, plock, blocking_lock);
1242 static bool vfswrap_brl_unlock_windows(struct vfs_handle_struct *handle,
1243 struct messaging_context *msg_ctx,
1244 struct byte_range_lock *br_lck,
1245 const struct lock_struct *plock)
1247 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1249 return brl_unlock_windows_default(msg_ctx, br_lck, plock);
1252 static bool vfswrap_brl_cancel_windows(struct vfs_handle_struct *handle,
1253 struct byte_range_lock *br_lck,
1254 struct lock_struct *plock,
1255 struct blocking_lock_record *blr)
1257 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1259 /* Note: blr is not used in the default implementation. */
1260 return brl_lock_cancel_default(br_lck, plock);
1263 static bool vfswrap_strict_lock(struct vfs_handle_struct *handle,
1265 struct lock_struct *plock)
1267 SMB_ASSERT(plock->lock_type == READ_LOCK ||
1268 plock->lock_type == WRITE_LOCK);
1270 return strict_lock_default(fsp, plock);
1273 static void vfswrap_strict_unlock(struct vfs_handle_struct *handle,
1275 struct lock_struct *plock)
1277 SMB_ASSERT(plock->lock_type == READ_LOCK ||
1278 plock->lock_type == WRITE_LOCK);
1280 strict_unlock_default(fsp, plock);
1283 /* NT ACL operations. */
1285 static NTSTATUS vfswrap_fget_nt_acl(vfs_handle_struct *handle,
1287 uint32 security_info,
1288 struct security_descriptor **ppdesc)
1292 START_PROFILE(fget_nt_acl);
1293 result = posix_fget_nt_acl(fsp, security_info, ppdesc);
1294 END_PROFILE(fget_nt_acl);
1298 static NTSTATUS vfswrap_get_nt_acl(vfs_handle_struct *handle,
1300 uint32 security_info,
1301 struct security_descriptor **ppdesc)
1305 START_PROFILE(get_nt_acl);
1306 result = posix_get_nt_acl(handle->conn, name, security_info, ppdesc);
1307 END_PROFILE(get_nt_acl);
1311 static NTSTATUS vfswrap_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp, uint32 security_info_sent, const struct security_descriptor *psd)
1315 START_PROFILE(fset_nt_acl);
1316 result = set_nt_acl(fsp, security_info_sent, psd);
1317 END_PROFILE(fset_nt_acl);
1321 static int vfswrap_chmod_acl(vfs_handle_struct *handle, const char *name, mode_t mode)
1329 START_PROFILE(chmod_acl);
1330 result = chmod_acl(handle->conn, name, mode);
1331 END_PROFILE(chmod_acl);
1336 static int vfswrap_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
1344 START_PROFILE(fchmod_acl);
1345 result = fchmod_acl(fsp, mode);
1346 END_PROFILE(fchmod_acl);
1351 static int vfswrap_sys_acl_get_entry(vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
1353 return sys_acl_get_entry(theacl, entry_id, entry_p);
1356 static int vfswrap_sys_acl_get_tag_type(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
1358 return sys_acl_get_tag_type(entry_d, tag_type_p);
1361 static int vfswrap_sys_acl_get_permset(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
1363 return sys_acl_get_permset(entry_d, permset_p);
1366 static void * vfswrap_sys_acl_get_qualifier(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d)
1368 return sys_acl_get_qualifier(entry_d);
1371 static SMB_ACL_T vfswrap_sys_acl_get_file(vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type)
1373 return sys_acl_get_file(handle, path_p, type);
1376 static SMB_ACL_T vfswrap_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
1378 return sys_acl_get_fd(handle, fsp);
1381 static int vfswrap_sys_acl_clear_perms(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset)
1383 return sys_acl_clear_perms(permset);
1386 static int vfswrap_sys_acl_add_perm(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
1388 return sys_acl_add_perm(permset, perm);
1391 static char * vfswrap_sys_acl_to_text(vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen)
1393 return sys_acl_to_text(theacl, plen);
1396 static SMB_ACL_T vfswrap_sys_acl_init(vfs_handle_struct *handle, int count)
1398 return sys_acl_init(count);
1401 static int vfswrap_sys_acl_create_entry(vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
1403 return sys_acl_create_entry(pacl, pentry);
1406 static int vfswrap_sys_acl_set_tag_type(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
1408 return sys_acl_set_tag_type(entry, tagtype);
1411 static int vfswrap_sys_acl_set_qualifier(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual)
1413 return sys_acl_set_qualifier(entry, qual);
1416 static int vfswrap_sys_acl_set_permset(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
1418 return sys_acl_set_permset(entry, permset);
1421 static int vfswrap_sys_acl_valid(vfs_handle_struct *handle, SMB_ACL_T theacl )
1423 return sys_acl_valid(theacl );
1426 static int vfswrap_sys_acl_set_file(vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
1428 return sys_acl_set_file(handle, name, acltype, theacl);
1431 static int vfswrap_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
1433 return sys_acl_set_fd(handle, fsp, theacl);
1436 static int vfswrap_sys_acl_delete_def_file(vfs_handle_struct *handle, const char *path)
1438 return sys_acl_delete_def_file(handle, path);
1441 static int vfswrap_sys_acl_get_perm(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
1443 return sys_acl_get_perm(permset, perm);
1446 static int vfswrap_sys_acl_free_text(vfs_handle_struct *handle, char *text)
1448 return sys_acl_free_text(text);
1451 static int vfswrap_sys_acl_free_acl(vfs_handle_struct *handle, SMB_ACL_T posix_acl)
1453 return sys_acl_free_acl(posix_acl);
1456 static int vfswrap_sys_acl_free_qualifier(vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype)
1458 return sys_acl_free_qualifier(qualifier, tagtype);
1461 /****************************************************************
1462 Extended attribute operations.
1463 *****************************************************************/
1465 static ssize_t vfswrap_getxattr(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size)
1467 return sys_getxattr(path, name, value, size);
1470 static ssize_t vfswrap_lgetxattr(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size)
1472 return sys_lgetxattr(path, name, value, size);
1475 static ssize_t vfswrap_fgetxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
1477 return sys_fgetxattr(fsp->fh->fd, name, value, size);
1480 static ssize_t vfswrap_listxattr(struct vfs_handle_struct *handle, const char *path, char *list, size_t size)
1482 return sys_listxattr(path, list, size);
1485 ssize_t vfswrap_llistxattr(struct vfs_handle_struct *handle, const char *path, char *list, size_t size)
1487 return sys_llistxattr(path, list, size);
1490 ssize_t vfswrap_flistxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
1492 return sys_flistxattr(fsp->fh->fd, list, size);
1495 static int vfswrap_removexattr(struct vfs_handle_struct *handle, const char *path, const char *name)
1497 return sys_removexattr(path, name);
1500 static int vfswrap_lremovexattr(struct vfs_handle_struct *handle, const char *path, const char *name)
1502 return sys_lremovexattr(path, name);
1505 static int vfswrap_fremovexattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
1507 return sys_fremovexattr(fsp->fh->fd, name);
1510 static int vfswrap_setxattr(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
1512 return sys_setxattr(path, name, value, size, flags);
1515 static int vfswrap_lsetxattr(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
1517 return sys_lsetxattr(path, name, value, size, flags);
1520 static int vfswrap_fsetxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
1522 return sys_fsetxattr(fsp->fh->fd, name, value, size, flags);
1525 static int vfswrap_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1529 * aio_read must be done as root, because in the glibc aio
1530 * implementation the helper thread needs to be able to send a signal
1531 * to the main thread, even when it has done a seteuid() to a
1535 ret = sys_aio_read(aiocb);
1540 static int vfswrap_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1544 * aio_write must be done as root, because in the glibc aio
1545 * implementation the helper thread needs to be able to send a signal
1546 * to the main thread, even when it has done a seteuid() to a
1550 ret = sys_aio_write(aiocb);
1555 static ssize_t vfswrap_aio_return(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1557 return sys_aio_return(aiocb);
1560 static int vfswrap_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1562 return sys_aio_cancel(fsp->fh->fd, aiocb);
1565 static int vfswrap_aio_error(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1567 return sys_aio_error(aiocb);
1570 static int vfswrap_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
1572 return sys_aio_fsync(op, aiocb);
1575 static int vfswrap_aio_suspend(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout)
1577 return sys_aio_suspend(aiocb, n, timeout);
1580 static bool vfswrap_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
1585 static bool vfswrap_is_offline(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf)
1587 if (ISDOT(path) || ISDOTDOT(path)) {
1591 if (!lp_dmapi_support(SNUM(handle->conn)) || !dmapi_have_session()) {
1592 #if defined(ENOTSUP)
1598 return (dmapi_file_flags(path) & FILE_ATTRIBUTE_OFFLINE) != 0;
1601 static int vfswrap_set_offline(struct vfs_handle_struct *handle, const char *path)
1603 /* We don't know how to set offline bit by default, needs to be overriden in the vfs modules */
1604 #if defined(ENOTSUP)
1610 static struct vfs_fn_pointers vfs_default_fns = {
1611 /* Disk operations */
1613 .connect_fn = vfswrap_connect,
1614 .disconnect = vfswrap_disconnect,
1615 .disk_free = vfswrap_disk_free,
1616 .get_quota = vfswrap_get_quota,
1617 .set_quota = vfswrap_set_quota,
1618 .get_shadow_copy_data = vfswrap_get_shadow_copy_data,
1619 .statvfs = vfswrap_statvfs,
1620 .fs_capabilities = vfswrap_fs_capabilities,
1622 /* Directory operations */
1624 .opendir = vfswrap_opendir,
1625 .readdir = vfswrap_readdir,
1626 .seekdir = vfswrap_seekdir,
1627 .telldir = vfswrap_telldir,
1628 .rewind_dir = vfswrap_rewinddir,
1629 .mkdir = vfswrap_mkdir,
1630 .rmdir = vfswrap_rmdir,
1631 .closedir = vfswrap_closedir,
1632 .init_search_op = vfswrap_init_search_op,
1634 /* File operations */
1636 .open = vfswrap_open,
1637 .create_file = vfswrap_create_file,
1638 .close_fn = vfswrap_close,
1639 .vfs_read = vfswrap_read,
1640 .pread = vfswrap_pread,
1641 .write = vfswrap_write,
1642 .pwrite = vfswrap_pwrite,
1643 .lseek = vfswrap_lseek,
1644 .sendfile = vfswrap_sendfile,
1645 .recvfile = vfswrap_recvfile,
1646 .rename = vfswrap_rename,
1647 .fsync = vfswrap_fsync,
1648 .stat = vfswrap_stat,
1649 .fstat = vfswrap_fstat,
1650 .lstat = vfswrap_lstat,
1651 .get_alloc_size = vfswrap_get_alloc_size,
1652 .unlink = vfswrap_unlink,
1653 .chmod = vfswrap_chmod,
1654 .fchmod = vfswrap_fchmod,
1655 .chown = vfswrap_chown,
1656 .fchown = vfswrap_fchown,
1657 .lchown = vfswrap_lchown,
1658 .chdir = vfswrap_chdir,
1659 .getwd = vfswrap_getwd,
1660 .ntimes = vfswrap_ntimes,
1661 .ftruncate = vfswrap_ftruncate,
1662 .lock = vfswrap_lock,
1663 .kernel_flock = vfswrap_kernel_flock,
1664 .linux_setlease = vfswrap_linux_setlease,
1665 .getlock = vfswrap_getlock,
1666 .symlink = vfswrap_symlink,
1667 .vfs_readlink = vfswrap_readlink,
1668 .link = vfswrap_link,
1669 .mknod = vfswrap_mknod,
1670 .realpath = vfswrap_realpath,
1671 .notify_watch = vfswrap_notify_watch,
1672 .chflags = vfswrap_chflags,
1673 .file_id_create = vfswrap_file_id_create,
1674 .streaminfo = vfswrap_streaminfo,
1675 .get_real_filename = vfswrap_get_real_filename,
1676 .connectpath = vfswrap_connectpath,
1677 .brl_lock_windows = vfswrap_brl_lock_windows,
1678 .brl_unlock_windows = vfswrap_brl_unlock_windows,
1679 .brl_cancel_windows = vfswrap_brl_cancel_windows,
1680 .strict_lock = vfswrap_strict_lock,
1681 .strict_unlock = vfswrap_strict_unlock,
1682 .translate_name = vfswrap_translate_name,
1684 /* NT ACL operations. */
1686 .fget_nt_acl = vfswrap_fget_nt_acl,
1687 .get_nt_acl = vfswrap_get_nt_acl,
1688 .fset_nt_acl = vfswrap_fset_nt_acl,
1690 /* POSIX ACL operations. */
1692 .chmod_acl = vfswrap_chmod_acl,
1693 .fchmod_acl = vfswrap_fchmod_acl,
1695 .sys_acl_get_entry = vfswrap_sys_acl_get_entry,
1696 .sys_acl_get_tag_type = vfswrap_sys_acl_get_tag_type,
1697 .sys_acl_get_permset = vfswrap_sys_acl_get_permset,
1698 .sys_acl_get_qualifier = vfswrap_sys_acl_get_qualifier,
1699 .sys_acl_get_file = vfswrap_sys_acl_get_file,
1700 .sys_acl_get_fd = vfswrap_sys_acl_get_fd,
1701 .sys_acl_clear_perms = vfswrap_sys_acl_clear_perms,
1702 .sys_acl_add_perm = vfswrap_sys_acl_add_perm,
1703 .sys_acl_to_text = vfswrap_sys_acl_to_text,
1704 .sys_acl_init = vfswrap_sys_acl_init,
1705 .sys_acl_create_entry = vfswrap_sys_acl_create_entry,
1706 .sys_acl_set_tag_type = vfswrap_sys_acl_set_tag_type,
1707 .sys_acl_set_qualifier = vfswrap_sys_acl_set_qualifier,
1708 .sys_acl_set_permset = vfswrap_sys_acl_set_permset,
1709 .sys_acl_valid = vfswrap_sys_acl_valid,
1710 .sys_acl_set_file = vfswrap_sys_acl_set_file,
1711 .sys_acl_set_fd = vfswrap_sys_acl_set_fd,
1712 .sys_acl_delete_def_file = vfswrap_sys_acl_delete_def_file,
1713 .sys_acl_get_perm = vfswrap_sys_acl_get_perm,
1714 .sys_acl_free_text = vfswrap_sys_acl_free_text,
1715 .sys_acl_free_acl = vfswrap_sys_acl_free_acl,
1716 .sys_acl_free_qualifier = vfswrap_sys_acl_free_qualifier,
1718 /* EA operations. */
1719 .getxattr = vfswrap_getxattr,
1720 .lgetxattr = vfswrap_lgetxattr,
1721 .fgetxattr = vfswrap_fgetxattr,
1722 .listxattr = vfswrap_listxattr,
1723 .llistxattr = vfswrap_llistxattr,
1724 .flistxattr = vfswrap_flistxattr,
1725 .removexattr = vfswrap_removexattr,
1726 .lremovexattr = vfswrap_lremovexattr,
1727 .fremovexattr = vfswrap_fremovexattr,
1728 .setxattr = vfswrap_setxattr,
1729 .lsetxattr = vfswrap_lsetxattr,
1730 .fsetxattr = vfswrap_fsetxattr,
1732 /* aio operations */
1733 .aio_read = vfswrap_aio_read,
1734 .aio_write = vfswrap_aio_write,
1735 .aio_return_fn = vfswrap_aio_return,
1736 .aio_cancel = vfswrap_aio_cancel,
1737 .aio_error_fn = vfswrap_aio_error,
1738 .aio_fsync = vfswrap_aio_fsync,
1739 .aio_suspend = vfswrap_aio_suspend,
1740 .aio_force = vfswrap_aio_force,
1742 /* offline operations */
1743 .is_offline = vfswrap_is_offline,
1744 .set_offline = vfswrap_set_offline
1747 NTSTATUS vfs_default_init(void);
1748 NTSTATUS vfs_default_init(void)
1750 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION,
1751 DEFAULT_VFS_MODULE_NAME, &vfs_default_fns);