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)
96 struct vfs_statvfs_struct statbuf;
98 sys_statvfs(handle->conn->connectpath, &statbuf);
99 return statbuf.FsCapabilities;
101 return FILE_CASE_SENSITIVE_SEARCH | FILE_CASE_PRESERVED_NAMES;
104 /* Directory operations */
106 static SMB_STRUCT_DIR *vfswrap_opendir(vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attr)
108 SMB_STRUCT_DIR *result;
110 START_PROFILE(syscall_opendir);
111 result = sys_opendir(fname);
112 END_PROFILE(syscall_opendir);
116 static SMB_STRUCT_DIRENT *vfswrap_readdir(vfs_handle_struct *handle,
117 SMB_STRUCT_DIR *dirp,
118 SMB_STRUCT_STAT *sbuf)
120 SMB_STRUCT_DIRENT *result;
122 START_PROFILE(syscall_readdir);
123 result = sys_readdir(dirp);
124 /* Default Posix readdir() does not give us stat info.
125 * Set to invalid to indicate we didn't return this info. */
127 SET_STAT_INVALID(*sbuf);
128 END_PROFILE(syscall_readdir);
132 static void vfswrap_seekdir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp, long offset)
134 START_PROFILE(syscall_seekdir);
135 sys_seekdir(dirp, offset);
136 END_PROFILE(syscall_seekdir);
139 static long vfswrap_telldir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
142 START_PROFILE(syscall_telldir);
143 result = sys_telldir(dirp);
144 END_PROFILE(syscall_telldir);
148 static void vfswrap_rewinddir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
150 START_PROFILE(syscall_rewinddir);
152 END_PROFILE(syscall_rewinddir);
155 static int vfswrap_mkdir(vfs_handle_struct *handle, const char *path, mode_t mode)
158 bool has_dacl = False;
161 START_PROFILE(syscall_mkdir);
163 if (lp_inherit_acls(SNUM(handle->conn))
164 && parent_dirname(talloc_tos(), path, &parent, NULL)
165 && (has_dacl = directory_has_default_acl(handle->conn, parent)))
170 result = mkdir(path, mode);
172 if (result == 0 && !has_dacl) {
174 * We need to do this as the default behavior of POSIX ACLs
175 * is to set the mask to be the requested group permission
176 * bits, not the group permission bits to be the requested
177 * group permission bits. This is not what we want, as it will
178 * mess up any inherited ACL bits that were set. JRA.
180 int saved_errno = errno; /* We may get ENOSYS */
181 if ((SMB_VFS_CHMOD_ACL(handle->conn, path, mode) == -1) && (errno == ENOSYS))
185 END_PROFILE(syscall_mkdir);
189 static int vfswrap_rmdir(vfs_handle_struct *handle, const char *path)
193 START_PROFILE(syscall_rmdir);
194 result = rmdir(path);
195 END_PROFILE(syscall_rmdir);
199 static int vfswrap_closedir(vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp)
203 START_PROFILE(syscall_closedir);
204 result = sys_closedir(dirp);
205 END_PROFILE(syscall_closedir);
209 static void vfswrap_init_search_op(vfs_handle_struct *handle,
210 SMB_STRUCT_DIR *dirp)
212 /* Default behavior is a NOOP */
215 /* File operations */
217 static int vfswrap_open(vfs_handle_struct *handle,
218 struct smb_filename *smb_fname,
219 files_struct *fsp, int flags, mode_t mode)
225 START_PROFILE(syscall_open);
228 * XXX: Should an error be returned if there is a stream rather than
229 * trying to open a filename with a ':'?
231 status = get_full_smb_filename(talloc_tos(), smb_fname,
233 if (!NT_STATUS_IS_OK(status)) {
234 errno = map_errno_from_nt_status(status);
238 result = sys_open(fname, flags, mode);
242 END_PROFILE(syscall_open);
246 static NTSTATUS vfswrap_create_file(vfs_handle_struct *handle,
247 struct smb_request *req,
248 uint16_t root_dir_fid,
249 struct smb_filename *smb_fname,
250 uint32_t access_mask,
251 uint32_t share_access,
252 uint32_t create_disposition,
253 uint32_t create_options,
254 uint32_t file_attributes,
255 uint32_t oplock_request,
256 uint64_t allocation_size,
257 struct security_descriptor *sd,
258 struct ea_list *ea_list,
259 files_struct **result,
262 return create_file_default(handle->conn, req, root_dir_fid, smb_fname,
263 access_mask, share_access,
264 create_disposition, create_options,
265 file_attributes, oplock_request,
266 allocation_size, sd, ea_list, result,
270 static int vfswrap_close(vfs_handle_struct *handle, files_struct *fsp)
274 START_PROFILE(syscall_close);
275 result = fd_close_posix(fsp);
276 END_PROFILE(syscall_close);
280 static ssize_t vfswrap_read(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n)
284 START_PROFILE_BYTES(syscall_read, n);
285 result = sys_read(fsp->fh->fd, data, n);
286 END_PROFILE(syscall_read);
290 static ssize_t vfswrap_pread(vfs_handle_struct *handle, files_struct *fsp, void *data,
291 size_t n, SMB_OFF_T offset)
295 #if defined(HAVE_PREAD) || defined(HAVE_PREAD64)
296 START_PROFILE_BYTES(syscall_pread, n);
297 result = sys_pread(fsp->fh->fd, data, n, offset);
298 END_PROFILE(syscall_pread);
300 if (result == -1 && errno == ESPIPE) {
301 /* Maintain the fiction that pipes can be seeked (sought?) on. */
302 result = SMB_VFS_READ(fsp, data, n);
306 #else /* HAVE_PREAD */
310 curr = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
311 if (curr == -1 && errno == ESPIPE) {
312 /* Maintain the fiction that pipes can be seeked (sought?) on. */
313 result = SMB_VFS_READ(fsp, data, n);
318 if (SMB_VFS_LSEEK(fsp, offset, SEEK_SET) == -1) {
323 result = SMB_VFS_READ(fsp, data, n);
326 SMB_VFS_LSEEK(fsp, curr, SEEK_SET);
329 #endif /* HAVE_PREAD */
334 static ssize_t vfswrap_write(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n)
338 START_PROFILE_BYTES(syscall_write, n);
339 result = sys_write(fsp->fh->fd, data, n);
340 END_PROFILE(syscall_write);
344 static ssize_t vfswrap_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data,
345 size_t n, SMB_OFF_T offset)
349 #if defined(HAVE_PWRITE) || defined(HAVE_PRWITE64)
350 START_PROFILE_BYTES(syscall_pwrite, n);
351 result = sys_pwrite(fsp->fh->fd, data, n, offset);
352 END_PROFILE(syscall_pwrite);
354 if (result == -1 && errno == ESPIPE) {
355 /* Maintain the fiction that pipes can be sought on. */
356 result = SMB_VFS_WRITE(fsp, data, n);
359 #else /* HAVE_PWRITE */
363 curr = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
368 if (SMB_VFS_LSEEK(fsp, offset, SEEK_SET) == -1) {
372 result = SMB_VFS_WRITE(fsp, data, n);
375 SMB_VFS_LSEEK(fsp, curr, SEEK_SET);
378 #endif /* HAVE_PWRITE */
383 static SMB_OFF_T vfswrap_lseek(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T offset, int whence)
385 SMB_OFF_T result = 0;
387 START_PROFILE(syscall_lseek);
389 /* Cope with 'stat' file opens. */
390 if (fsp->fh->fd != -1)
391 result = sys_lseek(fsp->fh->fd, offset, whence);
394 * We want to maintain the fiction that we can seek
395 * on a fifo for file system purposes. This allows
396 * people to set up UNIX fifo's that feed data to Windows
400 if((result == -1) && (errno == ESPIPE)) {
405 END_PROFILE(syscall_lseek);
409 static ssize_t vfswrap_sendfile(vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *hdr,
410 SMB_OFF_T offset, size_t n)
414 START_PROFILE_BYTES(syscall_sendfile, n);
415 result = sys_sendfile(tofd, fromfsp->fh->fd, hdr, offset, n);
416 END_PROFILE(syscall_sendfile);
420 static ssize_t vfswrap_recvfile(vfs_handle_struct *handle,
428 START_PROFILE_BYTES(syscall_recvfile, n);
429 result = sys_recvfile(fromfd, tofsp->fh->fd, offset, n);
430 END_PROFILE(syscall_recvfile);
434 /*********************************************************
435 For rename across filesystems Patch from Warren Birnbaum
436 <warrenb@hpcvscdp.cv.hp.com>
437 **********************************************************/
439 static int copy_reg(const char *source, const char *dest)
441 SMB_STRUCT_STAT source_stats;
446 if (sys_lstat (source, &source_stats) == -1)
449 if (!S_ISREG (source_stats.st_ex_mode))
452 if((ifd = sys_open (source, O_RDONLY, 0)) < 0)
455 if (unlink (dest) && errno != ENOENT)
459 if((ofd = sys_open (dest, O_WRONLY | O_CREAT | O_TRUNC | O_NOFOLLOW, 0600)) < 0 )
461 if((ofd = sys_open (dest, O_WRONLY | O_CREAT | O_TRUNC , 0600)) < 0 )
465 if (transfer_file(ifd, ofd, (size_t)-1) == -1)
469 * Try to preserve ownership. For non-root it might fail, but that's ok.
470 * But root probably wants to know, e.g. if NFS disallows it.
474 if ((fchown(ofd, source_stats.st_ex_uid, source_stats.st_ex_gid) == -1) && (errno != EPERM))
476 if ((chown(dest, source_stats.st_ex_uid, source_stats.st_ex_gid) == -1) && (errno != EPERM))
481 * fchown turns off set[ug]id bits for non-root,
482 * so do the chmod last.
485 #if defined(HAVE_FCHMOD)
486 if (fchmod (ofd, source_stats.st_ex_mode & 07777))
488 if (chmod (dest, source_stats.st_ex_mode & 07777))
492 if (close (ifd) == -1)
495 if (close (ofd) == -1)
498 /* Try to copy the old file's modtime and access time. */
502 tv.actime = convert_timespec_to_time_t(source_stats.st_ex_atime);
503 tv.modtime = convert_timespec_to_time_t(source_stats.st_ex_mtime);
507 if (unlink (source) == -1)
523 static int vfswrap_rename(vfs_handle_struct *handle,
524 const struct smb_filename *smb_fname_src,
525 const struct smb_filename *smb_fname_dst)
529 START_PROFILE(syscall_rename);
531 if (smb_fname_src->stream_name || smb_fname_dst->stream_name) {
536 result = rename(smb_fname_src->base_name, smb_fname_dst->base_name);
537 if ((result == -1) && (errno == EXDEV)) {
538 /* Rename across filesystems needed. */
539 result = copy_reg(smb_fname_src->base_name,
540 smb_fname_dst->base_name);
544 END_PROFILE(syscall_rename);
548 static int vfswrap_fsync(vfs_handle_struct *handle, files_struct *fsp)
553 START_PROFILE(syscall_fsync);
554 result = fsync(fsp->fh->fd);
555 END_PROFILE(syscall_fsync);
562 static int vfswrap_stat(vfs_handle_struct *handle,
563 struct smb_filename *smb_fname)
569 START_PROFILE(syscall_stat);
571 status = get_full_smb_filename(talloc_tos(), smb_fname,
573 if (!NT_STATUS_IS_OK(status)) {
574 errno = map_errno_from_nt_status(status);
578 result = sys_stat(fname, &smb_fname->st);
582 END_PROFILE(syscall_stat);
586 static int vfswrap_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
590 START_PROFILE(syscall_fstat);
591 result = sys_fstat(fsp->fh->fd, sbuf);
592 END_PROFILE(syscall_fstat);
596 static int vfswrap_lstat(vfs_handle_struct *handle,
597 struct smb_filename *smb_fname)
603 START_PROFILE(syscall_lstat);
605 status = get_full_smb_filename(talloc_tos(), smb_fname,
607 if (!NT_STATUS_IS_OK(status)) {
608 errno = map_errno_from_nt_status(status);
612 result = sys_lstat(fname, &smb_fname->st);
616 END_PROFILE(syscall_lstat);
620 /********************************************************************
621 Given a stat buffer return the allocated size on disk, taking into
622 account sparse files.
623 ********************************************************************/
624 static uint64_t vfswrap_get_alloc_size(vfs_handle_struct *handle,
625 struct files_struct *fsp,
626 const SMB_STRUCT_STAT *sbuf)
630 START_PROFILE(syscall_get_alloc_size);
632 if(S_ISDIR(sbuf->st_ex_mode)) {
637 #if defined(HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
638 result = (uint64_t)STAT_ST_BLOCKSIZE * (uint64_t)sbuf->st_ex_blocks;
640 result = get_file_size_stat(sbuf);
643 if (fsp && fsp->initial_allocation_size)
644 result = MAX(result,fsp->initial_allocation_size);
646 result = smb_roundup(handle->conn, result);
649 END_PROFILE(syscall_get_alloc_size);
653 static int vfswrap_unlink(vfs_handle_struct *handle,
654 const struct smb_filename *smb_fname)
658 START_PROFILE(syscall_unlink);
660 if (smb_fname->stream_name) {
664 result = unlink(smb_fname->base_name);
667 END_PROFILE(syscall_unlink);
671 static int vfswrap_chmod(vfs_handle_struct *handle, const char *path, mode_t mode)
675 START_PROFILE(syscall_chmod);
678 * We need to do this due to the fact that the default POSIX ACL
679 * chmod modifies the ACL *mask* for the group owner, not the
680 * group owner bits directly. JRA.
685 int saved_errno = errno; /* We might get ENOSYS */
686 if ((result = SMB_VFS_CHMOD_ACL(handle->conn, path, mode)) == 0) {
687 END_PROFILE(syscall_chmod);
690 /* Error - return the old errno. */
694 result = chmod(path, mode);
695 END_PROFILE(syscall_chmod);
699 static int vfswrap_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
703 START_PROFILE(syscall_fchmod);
706 * We need to do this due to the fact that the default POSIX ACL
707 * chmod modifies the ACL *mask* for the group owner, not the
708 * group owner bits directly. JRA.
712 int saved_errno = errno; /* We might get ENOSYS */
713 if ((result = SMB_VFS_FCHMOD_ACL(fsp, mode)) == 0) {
714 END_PROFILE(syscall_fchmod);
717 /* Error - return the old errno. */
721 #if defined(HAVE_FCHMOD)
722 result = fchmod(fsp->fh->fd, mode);
728 END_PROFILE(syscall_fchmod);
732 static int vfswrap_chown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
736 START_PROFILE(syscall_chown);
737 result = chown(path, uid, gid);
738 END_PROFILE(syscall_chown);
742 static int vfswrap_fchown(vfs_handle_struct *handle, files_struct *fsp, uid_t uid, gid_t gid)
747 START_PROFILE(syscall_fchown);
748 result = fchown(fsp->fh->fd, uid, gid);
749 END_PROFILE(syscall_fchown);
757 static int vfswrap_lchown(vfs_handle_struct *handle, const char *path, uid_t uid, gid_t gid)
761 START_PROFILE(syscall_lchown);
762 result = lchown(path, uid, gid);
763 END_PROFILE(syscall_lchown);
767 static int vfswrap_chdir(vfs_handle_struct *handle, const char *path)
771 START_PROFILE(syscall_chdir);
772 result = chdir(path);
773 END_PROFILE(syscall_chdir);
777 static char *vfswrap_getwd(vfs_handle_struct *handle, char *path)
781 START_PROFILE(syscall_getwd);
782 result = sys_getwd(path);
783 END_PROFILE(syscall_getwd);
787 /*********************************************************************
788 nsec timestamp resolution call. Convert down to whatever the underlying
790 **********************************************************************/
792 static int vfswrap_ntimes(vfs_handle_struct *handle,
793 const struct smb_filename *smb_fname,
794 struct smb_file_time *ft)
798 START_PROFILE(syscall_ntimes);
800 if (smb_fname->stream_name) {
805 #if defined(HAVE_UTIMES)
807 struct timeval tv[2];
808 tv[0] = convert_timespec_to_timeval(ft->atime);
809 tv[1] = convert_timespec_to_timeval(ft->mtime);
810 result = utimes(smb_fname->base_name, tv);
812 result = utimes(smb_fname->base_name, NULL);
814 #elif defined(HAVE_UTIME)
816 struct utimbuf times;
817 times.actime = convert_timespec_to_time_t(ft->atime);
818 times.modtime = convert_timespec_to_time_t(ft->mtime);
819 result = utime(smb_fname->base_name, ×);
821 result = utime(smb_fname->base_name, NULL);
828 END_PROFILE(syscall_ntimes);
832 /*********************************************************************
833 A version of ftruncate that will write the space on disk if strict
835 **********************************************************************/
837 static int strict_allocate_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T len)
840 SMB_OFF_T currpos = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
841 unsigned char zero_space[4096];
842 SMB_OFF_T space_to_write;
847 if (SMB_VFS_FSTAT(fsp, &st) == -1)
850 space_to_write = len - st.st_ex_size;
853 if (S_ISFIFO(st.st_ex_mode))
857 if (st.st_ex_size == len)
860 /* Shrink - just ftruncate. */
861 if (st.st_ex_size > len)
862 return sys_ftruncate(fsp->fh->fd, len);
864 /* available disk space is enough or not? */
865 if (lp_strict_allocate(SNUM(fsp->conn))){
866 uint64_t space_avail;
867 uint64_t bsize,dfree,dsize;
869 space_avail = get_dfree_info(fsp->conn,fsp->fsp_name,false,&bsize,&dfree,&dsize);
870 /* space_avail is 1k blocks */
871 if (space_avail == (uint64_t)-1 ||
872 ((uint64_t)space_to_write/1024 > space_avail) ) {
878 /* Write out the real space on disk. */
879 if (SMB_VFS_LSEEK(fsp, st.st_ex_size, SEEK_SET) != st.st_ex_size)
882 space_to_write = len - st.st_ex_size;
884 memset(zero_space, '\0', sizeof(zero_space));
885 while ( space_to_write > 0) {
887 SMB_OFF_T current_len_to_write = MIN(sizeof(zero_space),space_to_write);
889 retlen = SMB_VFS_WRITE(fsp,(char *)zero_space,current_len_to_write);
893 space_to_write -= retlen;
896 /* Seek to where we were */
897 if (SMB_VFS_LSEEK(fsp, currpos, SEEK_SET) != currpos)
903 static int vfswrap_ftruncate(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T len)
910 START_PROFILE(syscall_ftruncate);
912 if (lp_strict_allocate(SNUM(fsp->conn))) {
913 result = strict_allocate_ftruncate(handle, fsp, len);
914 END_PROFILE(syscall_ftruncate);
918 /* we used to just check HAVE_FTRUNCATE_EXTEND and only use
919 sys_ftruncate if the system supports it. Then I discovered that
920 you can have some filesystems that support ftruncate
921 expansion and some that don't! On Linux fat can't do
922 ftruncate extend but ext2 can. */
924 result = sys_ftruncate(fsp->fh->fd, len);
928 /* According to W. R. Stevens advanced UNIX prog. Pure 4.3 BSD cannot
929 extend a file with ftruncate. Provide alternate implementation
931 currpos = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
936 /* Do an fstat to see if the file is longer than the requested
937 size in which case the ftruncate above should have
938 succeeded or shorter, in which case seek to len - 1 and
939 write 1 byte of zero */
940 if (SMB_VFS_FSTAT(fsp, &st) == -1) {
945 if (S_ISFIFO(st.st_ex_mode)) {
951 if (st.st_ex_size == len) {
956 if (st.st_ex_size > len) {
957 /* the sys_ftruncate should have worked */
961 if (SMB_VFS_LSEEK(fsp, len-1, SEEK_SET) != len -1)
964 if (SMB_VFS_WRITE(fsp, &c, 1)!=1)
967 /* Seek to where we were */
968 if (SMB_VFS_LSEEK(fsp, currpos, SEEK_SET) != currpos)
974 END_PROFILE(syscall_ftruncate);
978 static bool vfswrap_lock(vfs_handle_struct *handle, files_struct *fsp, int op, SMB_OFF_T offset, SMB_OFF_T count, int type)
982 START_PROFILE(syscall_fcntl_lock);
983 result = fcntl_lock(fsp->fh->fd, op, offset, count, type);
984 END_PROFILE(syscall_fcntl_lock);
988 static int vfswrap_kernel_flock(vfs_handle_struct *handle, files_struct *fsp,
991 START_PROFILE(syscall_kernel_flock);
992 kernel_flock(fsp->fh->fd, share_mode);
993 END_PROFILE(syscall_kernel_flock);
997 static bool vfswrap_getlock(vfs_handle_struct *handle, files_struct *fsp, SMB_OFF_T *poffset, SMB_OFF_T *pcount, int *ptype, pid_t *ppid)
1001 START_PROFILE(syscall_fcntl_getlock);
1002 result = fcntl_getlock(fsp->fh->fd, poffset, pcount, ptype, ppid);
1003 END_PROFILE(syscall_fcntl_getlock);
1007 static int vfswrap_linux_setlease(vfs_handle_struct *handle, files_struct *fsp,
1012 START_PROFILE(syscall_linux_setlease);
1014 #ifdef HAVE_KERNEL_OPLOCKS_LINUX
1015 /* first set the signal handler */
1016 if(linux_set_lease_sighandler(fsp->fh->fd) == -1) {
1020 result = linux_setlease(fsp->fh->fd, leasetype);
1024 END_PROFILE(syscall_linux_setlease);
1028 static int vfswrap_symlink(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
1032 START_PROFILE(syscall_symlink);
1033 result = symlink(oldpath, newpath);
1034 END_PROFILE(syscall_symlink);
1038 static int vfswrap_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
1042 START_PROFILE(syscall_readlink);
1043 result = readlink(path, buf, bufsiz);
1044 END_PROFILE(syscall_readlink);
1048 static int vfswrap_link(vfs_handle_struct *handle, const char *oldpath, const char *newpath)
1052 START_PROFILE(syscall_link);
1053 result = link(oldpath, newpath);
1054 END_PROFILE(syscall_link);
1058 static int vfswrap_mknod(vfs_handle_struct *handle, const char *pathname, mode_t mode, SMB_DEV_T dev)
1062 START_PROFILE(syscall_mknod);
1063 result = sys_mknod(pathname, mode, dev);
1064 END_PROFILE(syscall_mknod);
1068 static char *vfswrap_realpath(vfs_handle_struct *handle, const char *path, char *resolved_path)
1072 START_PROFILE(syscall_realpath);
1073 result = realpath(path, resolved_path);
1074 END_PROFILE(syscall_realpath);
1078 static NTSTATUS vfswrap_notify_watch(vfs_handle_struct *vfs_handle,
1079 struct sys_notify_context *ctx,
1080 struct notify_entry *e,
1081 void (*callback)(struct sys_notify_context *ctx,
1083 struct notify_event *ev),
1084 void *private_data, void *handle)
1087 * So far inotify is the only supported default notify mechanism. If
1088 * another platform like the the BSD's or a proprietary Unix comes
1089 * along and wants another default, we can play the same trick we
1090 * played with Posix ACLs.
1092 * Until that is the case, hard-code inotify here.
1095 if (lp_kernel_change_notify(ctx->conn->params)) {
1096 return inotify_watch(ctx, e, callback, private_data, handle);
1100 * Do nothing, leave everything to notify_internal.c
1102 return NT_STATUS_OK;
1105 static int vfswrap_chflags(vfs_handle_struct *handle, const char *path, int flags)
1108 return chflags(path, flags);
1115 static struct file_id vfswrap_file_id_create(struct vfs_handle_struct *handle,
1116 SMB_STRUCT_STAT *sbuf)
1120 /* the ZERO_STRUCT ensures padding doesn't break using the key as a
1124 key.devid = sbuf->st_ex_dev;
1125 key.inode = sbuf->st_ex_ino;
1126 /* key.extid is unused by default. */
1131 static NTSTATUS vfswrap_streaminfo(vfs_handle_struct *handle,
1132 struct files_struct *fsp,
1134 TALLOC_CTX *mem_ctx,
1135 unsigned int *pnum_streams,
1136 struct stream_struct **pstreams)
1138 SMB_STRUCT_STAT sbuf;
1139 unsigned int num_streams = 0;
1140 struct stream_struct *streams = NULL;
1143 if ((fsp != NULL) && (fsp->is_directory)) {
1145 * No default streams on directories
1150 if ((fsp != NULL) && (fsp->fh->fd != -1)) {
1151 ret = SMB_VFS_FSTAT(fsp, &sbuf);
1154 struct smb_filename *smb_fname = NULL;
1157 status = create_synthetic_smb_fname(talloc_tos(), fname, NULL,
1159 if (!NT_STATUS_IS_OK(status)) {
1162 ret = SMB_VFS_STAT(handle->conn, smb_fname);
1163 sbuf = smb_fname->st;
1164 TALLOC_FREE(smb_fname);
1168 return map_nt_error_from_unix(errno);
1171 if (S_ISDIR(sbuf.st_ex_mode)) {
1175 streams = talloc(mem_ctx, struct stream_struct);
1177 if (streams == NULL) {
1178 return NT_STATUS_NO_MEMORY;
1181 streams->size = sbuf.st_ex_size;
1182 streams->alloc_size = SMB_VFS_GET_ALLOC_SIZE(handle->conn, fsp, &sbuf);
1184 streams->name = talloc_strdup(streams, "::$DATA");
1185 if (streams->name == NULL) {
1186 TALLOC_FREE(streams);
1187 return NT_STATUS_NO_MEMORY;
1192 *pnum_streams = num_streams;
1193 *pstreams = streams;
1194 return NT_STATUS_OK;
1197 static int vfswrap_get_real_filename(struct vfs_handle_struct *handle,
1200 TALLOC_CTX *mem_ctx,
1204 * Don't fall back to get_real_filename so callers can differentiate
1205 * between a full directory scan and an actual case-insensitive stat.
1211 static const char *vfswrap_connectpath(struct vfs_handle_struct *handle,
1214 return handle->conn->connectpath;
1217 static NTSTATUS vfswrap_brl_lock_windows(struct vfs_handle_struct *handle,
1218 struct byte_range_lock *br_lck,
1219 struct lock_struct *plock,
1221 struct blocking_lock_record *blr)
1223 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1225 /* Note: blr is not used in the default implementation. */
1226 return brl_lock_windows_default(br_lck, plock, blocking_lock);
1229 static bool vfswrap_brl_unlock_windows(struct vfs_handle_struct *handle,
1230 struct messaging_context *msg_ctx,
1231 struct byte_range_lock *br_lck,
1232 const struct lock_struct *plock)
1234 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1236 return brl_unlock_windows_default(msg_ctx, br_lck, plock);
1239 static bool vfswrap_brl_cancel_windows(struct vfs_handle_struct *handle,
1240 struct byte_range_lock *br_lck,
1241 struct lock_struct *plock,
1242 struct blocking_lock_record *blr)
1244 SMB_ASSERT(plock->lock_flav == WINDOWS_LOCK);
1246 /* Note: blr is not used in the default implementation. */
1247 return brl_lock_cancel_default(br_lck, plock);
1250 static bool vfswrap_strict_lock(struct vfs_handle_struct *handle,
1252 struct lock_struct *plock)
1254 SMB_ASSERT(plock->lock_type == READ_LOCK ||
1255 plock->lock_type == WRITE_LOCK);
1257 return strict_lock_default(fsp, plock);
1260 static void vfswrap_strict_unlock(struct vfs_handle_struct *handle,
1262 struct lock_struct *plock)
1264 SMB_ASSERT(plock->lock_type == READ_LOCK ||
1265 plock->lock_type == WRITE_LOCK);
1267 strict_unlock_default(fsp, plock);
1270 /* NT ACL operations. */
1272 static NTSTATUS vfswrap_fget_nt_acl(vfs_handle_struct *handle,
1274 uint32 security_info, SEC_DESC **ppdesc)
1278 START_PROFILE(fget_nt_acl);
1279 result = posix_fget_nt_acl(fsp, security_info, ppdesc);
1280 END_PROFILE(fget_nt_acl);
1284 static NTSTATUS vfswrap_get_nt_acl(vfs_handle_struct *handle,
1286 uint32 security_info, SEC_DESC **ppdesc)
1290 START_PROFILE(get_nt_acl);
1291 result = posix_get_nt_acl(handle->conn, name, security_info, ppdesc);
1292 END_PROFILE(get_nt_acl);
1296 static NTSTATUS vfswrap_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp, uint32 security_info_sent, const SEC_DESC *psd)
1300 START_PROFILE(fset_nt_acl);
1301 result = set_nt_acl(fsp, security_info_sent, psd);
1302 END_PROFILE(fset_nt_acl);
1306 static int vfswrap_chmod_acl(vfs_handle_struct *handle, const char *name, mode_t mode)
1314 START_PROFILE(chmod_acl);
1315 result = chmod_acl(handle->conn, name, mode);
1316 END_PROFILE(chmod_acl);
1321 static int vfswrap_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
1329 START_PROFILE(fchmod_acl);
1330 result = fchmod_acl(fsp, mode);
1331 END_PROFILE(fchmod_acl);
1336 static int vfswrap_sys_acl_get_entry(vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
1338 return sys_acl_get_entry(theacl, entry_id, entry_p);
1341 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)
1343 return sys_acl_get_tag_type(entry_d, tag_type_p);
1346 static int vfswrap_sys_acl_get_permset(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
1348 return sys_acl_get_permset(entry_d, permset_p);
1351 static void * vfswrap_sys_acl_get_qualifier(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d)
1353 return sys_acl_get_qualifier(entry_d);
1356 static SMB_ACL_T vfswrap_sys_acl_get_file(vfs_handle_struct *handle, const char *path_p, SMB_ACL_TYPE_T type)
1358 return sys_acl_get_file(handle, path_p, type);
1361 static SMB_ACL_T vfswrap_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
1363 return sys_acl_get_fd(handle, fsp);
1366 static int vfswrap_sys_acl_clear_perms(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset)
1368 return sys_acl_clear_perms(permset);
1371 static int vfswrap_sys_acl_add_perm(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
1373 return sys_acl_add_perm(permset, perm);
1376 static char * vfswrap_sys_acl_to_text(vfs_handle_struct *handle, SMB_ACL_T theacl, ssize_t *plen)
1378 return sys_acl_to_text(theacl, plen);
1381 static SMB_ACL_T vfswrap_sys_acl_init(vfs_handle_struct *handle, int count)
1383 return sys_acl_init(count);
1386 static int vfswrap_sys_acl_create_entry(vfs_handle_struct *handle, SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
1388 return sys_acl_create_entry(pacl, pentry);
1391 static int vfswrap_sys_acl_set_tag_type(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
1393 return sys_acl_set_tag_type(entry, tagtype);
1396 static int vfswrap_sys_acl_set_qualifier(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, void *qual)
1398 return sys_acl_set_qualifier(entry, qual);
1401 static int vfswrap_sys_acl_set_permset(vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
1403 return sys_acl_set_permset(entry, permset);
1406 static int vfswrap_sys_acl_valid(vfs_handle_struct *handle, SMB_ACL_T theacl )
1408 return sys_acl_valid(theacl );
1411 static int vfswrap_sys_acl_set_file(vfs_handle_struct *handle, const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
1413 return sys_acl_set_file(handle, name, acltype, theacl);
1416 static int vfswrap_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
1418 return sys_acl_set_fd(handle, fsp, theacl);
1421 static int vfswrap_sys_acl_delete_def_file(vfs_handle_struct *handle, const char *path)
1423 return sys_acl_delete_def_file(handle, path);
1426 static int vfswrap_sys_acl_get_perm(vfs_handle_struct *handle, SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
1428 return sys_acl_get_perm(permset, perm);
1431 static int vfswrap_sys_acl_free_text(vfs_handle_struct *handle, char *text)
1433 return sys_acl_free_text(text);
1436 static int vfswrap_sys_acl_free_acl(vfs_handle_struct *handle, SMB_ACL_T posix_acl)
1438 return sys_acl_free_acl(posix_acl);
1441 static int vfswrap_sys_acl_free_qualifier(vfs_handle_struct *handle, void *qualifier, SMB_ACL_TAG_T tagtype)
1443 return sys_acl_free_qualifier(qualifier, tagtype);
1446 /****************************************************************
1447 Extended attribute operations.
1448 *****************************************************************/
1450 static ssize_t vfswrap_getxattr(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size)
1452 return sys_getxattr(path, name, value, size);
1455 static ssize_t vfswrap_lgetxattr(struct vfs_handle_struct *handle,const char *path, const char *name, void *value, size_t size)
1457 return sys_lgetxattr(path, name, value, size);
1460 static ssize_t vfswrap_fgetxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
1462 return sys_fgetxattr(fsp->fh->fd, name, value, size);
1465 static ssize_t vfswrap_listxattr(struct vfs_handle_struct *handle, const char *path, char *list, size_t size)
1467 return sys_listxattr(path, list, size);
1470 ssize_t vfswrap_llistxattr(struct vfs_handle_struct *handle, const char *path, char *list, size_t size)
1472 return sys_llistxattr(path, list, size);
1475 ssize_t vfswrap_flistxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
1477 return sys_flistxattr(fsp->fh->fd, list, size);
1480 static int vfswrap_removexattr(struct vfs_handle_struct *handle, const char *path, const char *name)
1482 return sys_removexattr(path, name);
1485 static int vfswrap_lremovexattr(struct vfs_handle_struct *handle, const char *path, const char *name)
1487 return sys_lremovexattr(path, name);
1490 static int vfswrap_fremovexattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
1492 return sys_fremovexattr(fsp->fh->fd, name);
1495 static int vfswrap_setxattr(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
1497 return sys_setxattr(path, name, value, size, flags);
1500 static int vfswrap_lsetxattr(struct vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
1502 return sys_lsetxattr(path, name, value, size, flags);
1505 static int vfswrap_fsetxattr(struct vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
1507 return sys_fsetxattr(fsp->fh->fd, name, value, size, flags);
1510 static int vfswrap_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1514 * aio_read must be done as root, because in the glibc aio
1515 * implementation the helper thread needs to be able to send a signal
1516 * to the main thread, even when it has done a seteuid() to a
1520 ret = sys_aio_read(aiocb);
1525 static int vfswrap_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1529 * aio_write 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_write(aiocb);
1540 static ssize_t vfswrap_aio_return(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1542 return sys_aio_return(aiocb);
1545 static int vfswrap_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1547 return sys_aio_cancel(fsp->fh->fd, aiocb);
1550 static int vfswrap_aio_error(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
1552 return sys_aio_error(aiocb);
1555 static int vfswrap_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
1557 return sys_aio_fsync(op, aiocb);
1560 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)
1562 return sys_aio_suspend(aiocb, n, timeout);
1565 static bool vfswrap_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
1570 static bool vfswrap_is_offline(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf)
1572 if (ISDOT(path) || ISDOTDOT(path)) {
1576 if (!lp_dmapi_support(SNUM(handle->conn)) || !dmapi_have_session()) {
1577 #if defined(ENOTSUP)
1583 return (dmapi_file_flags(path) & FILE_ATTRIBUTE_OFFLINE) != 0;
1586 static int vfswrap_set_offline(struct vfs_handle_struct *handle, const char *path)
1588 /* We don't know how to set offline bit by default, needs to be overriden in the vfs modules */
1589 #if defined(ENOTSUP)
1595 static vfs_op_tuple vfs_default_ops[] = {
1597 /* Disk operations */
1599 {SMB_VFS_OP(vfswrap_connect), SMB_VFS_OP_CONNECT,
1600 SMB_VFS_LAYER_OPAQUE},
1601 {SMB_VFS_OP(vfswrap_disconnect), SMB_VFS_OP_DISCONNECT,
1602 SMB_VFS_LAYER_OPAQUE},
1603 {SMB_VFS_OP(vfswrap_disk_free), SMB_VFS_OP_DISK_FREE,
1604 SMB_VFS_LAYER_OPAQUE},
1605 {SMB_VFS_OP(vfswrap_get_quota), SMB_VFS_OP_GET_QUOTA,
1606 SMB_VFS_LAYER_OPAQUE},
1607 {SMB_VFS_OP(vfswrap_set_quota), SMB_VFS_OP_SET_QUOTA,
1608 SMB_VFS_LAYER_OPAQUE},
1609 {SMB_VFS_OP(vfswrap_get_shadow_copy_data), SMB_VFS_OP_GET_SHADOW_COPY_DATA,
1610 SMB_VFS_LAYER_OPAQUE},
1611 {SMB_VFS_OP(vfswrap_statvfs), SMB_VFS_OP_STATVFS,
1612 SMB_VFS_LAYER_OPAQUE},
1613 {SMB_VFS_OP(vfswrap_fs_capabilities), SMB_VFS_OP_FS_CAPABILITIES,
1614 SMB_VFS_LAYER_OPAQUE},
1616 /* Directory operations */
1618 {SMB_VFS_OP(vfswrap_opendir), SMB_VFS_OP_OPENDIR,
1619 SMB_VFS_LAYER_OPAQUE},
1620 {SMB_VFS_OP(vfswrap_readdir), SMB_VFS_OP_READDIR,
1621 SMB_VFS_LAYER_OPAQUE},
1622 {SMB_VFS_OP(vfswrap_seekdir), SMB_VFS_OP_SEEKDIR,
1623 SMB_VFS_LAYER_OPAQUE},
1624 {SMB_VFS_OP(vfswrap_telldir), SMB_VFS_OP_TELLDIR,
1625 SMB_VFS_LAYER_OPAQUE},
1626 {SMB_VFS_OP(vfswrap_rewinddir), SMB_VFS_OP_REWINDDIR,
1627 SMB_VFS_LAYER_OPAQUE},
1628 {SMB_VFS_OP(vfswrap_mkdir), SMB_VFS_OP_MKDIR,
1629 SMB_VFS_LAYER_OPAQUE},
1630 {SMB_VFS_OP(vfswrap_rmdir), SMB_VFS_OP_RMDIR,
1631 SMB_VFS_LAYER_OPAQUE},
1632 {SMB_VFS_OP(vfswrap_closedir), SMB_VFS_OP_CLOSEDIR,
1633 SMB_VFS_LAYER_OPAQUE},
1634 {SMB_VFS_OP(vfswrap_init_search_op), SMB_VFS_OP_INIT_SEARCH_OP,
1635 SMB_VFS_LAYER_OPAQUE},
1637 /* File operations */
1639 {SMB_VFS_OP(vfswrap_open), SMB_VFS_OP_OPEN,
1640 SMB_VFS_LAYER_OPAQUE},
1641 {SMB_VFS_OP(vfswrap_create_file), SMB_VFS_OP_CREATE_FILE,
1642 SMB_VFS_LAYER_OPAQUE},
1643 {SMB_VFS_OP(vfswrap_close), SMB_VFS_OP_CLOSE,
1644 SMB_VFS_LAYER_OPAQUE},
1645 {SMB_VFS_OP(vfswrap_read), SMB_VFS_OP_READ,
1646 SMB_VFS_LAYER_OPAQUE},
1647 {SMB_VFS_OP(vfswrap_pread), SMB_VFS_OP_PREAD,
1648 SMB_VFS_LAYER_OPAQUE},
1649 {SMB_VFS_OP(vfswrap_write), SMB_VFS_OP_WRITE,
1650 SMB_VFS_LAYER_OPAQUE},
1651 {SMB_VFS_OP(vfswrap_pwrite), SMB_VFS_OP_PWRITE,
1652 SMB_VFS_LAYER_OPAQUE},
1653 {SMB_VFS_OP(vfswrap_lseek), SMB_VFS_OP_LSEEK,
1654 SMB_VFS_LAYER_OPAQUE},
1655 {SMB_VFS_OP(vfswrap_sendfile), SMB_VFS_OP_SENDFILE,
1656 SMB_VFS_LAYER_OPAQUE},
1657 {SMB_VFS_OP(vfswrap_recvfile), SMB_VFS_OP_RECVFILE,
1658 SMB_VFS_LAYER_OPAQUE},
1659 {SMB_VFS_OP(vfswrap_rename), SMB_VFS_OP_RENAME,
1660 SMB_VFS_LAYER_OPAQUE},
1661 {SMB_VFS_OP(vfswrap_fsync), SMB_VFS_OP_FSYNC,
1662 SMB_VFS_LAYER_OPAQUE},
1663 {SMB_VFS_OP(vfswrap_stat), SMB_VFS_OP_STAT,
1664 SMB_VFS_LAYER_OPAQUE},
1665 {SMB_VFS_OP(vfswrap_fstat), SMB_VFS_OP_FSTAT,
1666 SMB_VFS_LAYER_OPAQUE},
1667 {SMB_VFS_OP(vfswrap_lstat), SMB_VFS_OP_LSTAT,
1668 SMB_VFS_LAYER_OPAQUE},
1669 {SMB_VFS_OP(vfswrap_get_alloc_size), SMB_VFS_OP_GET_ALLOC_SIZE,
1670 SMB_VFS_LAYER_OPAQUE},
1671 {SMB_VFS_OP(vfswrap_unlink), SMB_VFS_OP_UNLINK,
1672 SMB_VFS_LAYER_OPAQUE},
1673 {SMB_VFS_OP(vfswrap_chmod), SMB_VFS_OP_CHMOD,
1674 SMB_VFS_LAYER_OPAQUE},
1675 {SMB_VFS_OP(vfswrap_fchmod), SMB_VFS_OP_FCHMOD,
1676 SMB_VFS_LAYER_OPAQUE},
1677 {SMB_VFS_OP(vfswrap_chown), SMB_VFS_OP_CHOWN,
1678 SMB_VFS_LAYER_OPAQUE},
1679 {SMB_VFS_OP(vfswrap_fchown), SMB_VFS_OP_FCHOWN,
1680 SMB_VFS_LAYER_OPAQUE},
1681 {SMB_VFS_OP(vfswrap_lchown), SMB_VFS_OP_LCHOWN,
1682 SMB_VFS_LAYER_OPAQUE},
1683 {SMB_VFS_OP(vfswrap_chdir), SMB_VFS_OP_CHDIR,
1684 SMB_VFS_LAYER_OPAQUE},
1685 {SMB_VFS_OP(vfswrap_getwd), SMB_VFS_OP_GETWD,
1686 SMB_VFS_LAYER_OPAQUE},
1687 {SMB_VFS_OP(vfswrap_ntimes), SMB_VFS_OP_NTIMES,
1688 SMB_VFS_LAYER_OPAQUE},
1689 {SMB_VFS_OP(vfswrap_ftruncate), SMB_VFS_OP_FTRUNCATE,
1690 SMB_VFS_LAYER_OPAQUE},
1691 {SMB_VFS_OP(vfswrap_lock), SMB_VFS_OP_LOCK,
1692 SMB_VFS_LAYER_OPAQUE},
1693 {SMB_VFS_OP(vfswrap_kernel_flock), SMB_VFS_OP_KERNEL_FLOCK,
1694 SMB_VFS_LAYER_OPAQUE},
1695 {SMB_VFS_OP(vfswrap_linux_setlease), SMB_VFS_OP_LINUX_SETLEASE,
1696 SMB_VFS_LAYER_OPAQUE},
1697 {SMB_VFS_OP(vfswrap_getlock), SMB_VFS_OP_GETLOCK,
1698 SMB_VFS_LAYER_OPAQUE},
1699 {SMB_VFS_OP(vfswrap_symlink), SMB_VFS_OP_SYMLINK,
1700 SMB_VFS_LAYER_OPAQUE},
1701 {SMB_VFS_OP(vfswrap_readlink), SMB_VFS_OP_READLINK,
1702 SMB_VFS_LAYER_OPAQUE},
1703 {SMB_VFS_OP(vfswrap_link), SMB_VFS_OP_LINK,
1704 SMB_VFS_LAYER_OPAQUE},
1705 {SMB_VFS_OP(vfswrap_mknod), SMB_VFS_OP_MKNOD,
1706 SMB_VFS_LAYER_OPAQUE},
1707 {SMB_VFS_OP(vfswrap_realpath), SMB_VFS_OP_REALPATH,
1708 SMB_VFS_LAYER_OPAQUE},
1709 {SMB_VFS_OP(vfswrap_notify_watch), SMB_VFS_OP_NOTIFY_WATCH,
1710 SMB_VFS_LAYER_OPAQUE},
1711 {SMB_VFS_OP(vfswrap_chflags), SMB_VFS_OP_CHFLAGS,
1712 SMB_VFS_LAYER_OPAQUE},
1713 {SMB_VFS_OP(vfswrap_file_id_create), SMB_VFS_OP_FILE_ID_CREATE,
1714 SMB_VFS_LAYER_OPAQUE},
1715 {SMB_VFS_OP(vfswrap_streaminfo), SMB_VFS_OP_STREAMINFO,
1716 SMB_VFS_LAYER_OPAQUE},
1717 {SMB_VFS_OP(vfswrap_get_real_filename), SMB_VFS_OP_GET_REAL_FILENAME,
1718 SMB_VFS_LAYER_OPAQUE},
1719 {SMB_VFS_OP(vfswrap_connectpath), SMB_VFS_OP_CONNECTPATH,
1720 SMB_VFS_LAYER_OPAQUE},
1721 {SMB_VFS_OP(vfswrap_brl_lock_windows), SMB_VFS_OP_BRL_LOCK_WINDOWS,
1722 SMB_VFS_LAYER_OPAQUE},
1723 {SMB_VFS_OP(vfswrap_brl_unlock_windows),SMB_VFS_OP_BRL_UNLOCK_WINDOWS,
1724 SMB_VFS_LAYER_OPAQUE},
1725 {SMB_VFS_OP(vfswrap_brl_cancel_windows),SMB_VFS_OP_BRL_CANCEL_WINDOWS,
1726 SMB_VFS_LAYER_OPAQUE},
1727 {SMB_VFS_OP(vfswrap_strict_lock), SMB_VFS_OP_STRICT_LOCK,
1728 SMB_VFS_LAYER_OPAQUE},
1729 {SMB_VFS_OP(vfswrap_strict_unlock), SMB_VFS_OP_STRICT_UNLOCK,
1730 SMB_VFS_LAYER_OPAQUE},
1732 /* NT ACL operations. */
1734 {SMB_VFS_OP(vfswrap_fget_nt_acl), SMB_VFS_OP_FGET_NT_ACL,
1735 SMB_VFS_LAYER_OPAQUE},
1736 {SMB_VFS_OP(vfswrap_get_nt_acl), SMB_VFS_OP_GET_NT_ACL,
1737 SMB_VFS_LAYER_OPAQUE},
1738 {SMB_VFS_OP(vfswrap_fset_nt_acl), SMB_VFS_OP_FSET_NT_ACL,
1739 SMB_VFS_LAYER_OPAQUE},
1741 /* POSIX ACL operations. */
1743 {SMB_VFS_OP(vfswrap_chmod_acl), SMB_VFS_OP_CHMOD_ACL,
1744 SMB_VFS_LAYER_OPAQUE},
1745 {SMB_VFS_OP(vfswrap_fchmod_acl), SMB_VFS_OP_FCHMOD_ACL,
1746 SMB_VFS_LAYER_OPAQUE},
1747 {SMB_VFS_OP(vfswrap_sys_acl_get_entry), SMB_VFS_OP_SYS_ACL_GET_ENTRY,
1748 SMB_VFS_LAYER_OPAQUE},
1749 {SMB_VFS_OP(vfswrap_sys_acl_get_tag_type), SMB_VFS_OP_SYS_ACL_GET_TAG_TYPE,
1750 SMB_VFS_LAYER_OPAQUE},
1751 {SMB_VFS_OP(vfswrap_sys_acl_get_permset), SMB_VFS_OP_SYS_ACL_GET_PERMSET,
1752 SMB_VFS_LAYER_OPAQUE},
1753 {SMB_VFS_OP(vfswrap_sys_acl_get_qualifier), SMB_VFS_OP_SYS_ACL_GET_QUALIFIER,
1754 SMB_VFS_LAYER_OPAQUE},
1755 {SMB_VFS_OP(vfswrap_sys_acl_get_file), SMB_VFS_OP_SYS_ACL_GET_FILE,
1756 SMB_VFS_LAYER_OPAQUE},
1757 {SMB_VFS_OP(vfswrap_sys_acl_get_fd), SMB_VFS_OP_SYS_ACL_GET_FD,
1758 SMB_VFS_LAYER_OPAQUE},
1759 {SMB_VFS_OP(vfswrap_sys_acl_clear_perms), SMB_VFS_OP_SYS_ACL_CLEAR_PERMS,
1760 SMB_VFS_LAYER_OPAQUE},
1761 {SMB_VFS_OP(vfswrap_sys_acl_add_perm), SMB_VFS_OP_SYS_ACL_ADD_PERM,
1762 SMB_VFS_LAYER_OPAQUE},
1763 {SMB_VFS_OP(vfswrap_sys_acl_to_text), SMB_VFS_OP_SYS_ACL_TO_TEXT,
1764 SMB_VFS_LAYER_OPAQUE},
1765 {SMB_VFS_OP(vfswrap_sys_acl_init), SMB_VFS_OP_SYS_ACL_INIT,
1766 SMB_VFS_LAYER_OPAQUE},
1767 {SMB_VFS_OP(vfswrap_sys_acl_create_entry), SMB_VFS_OP_SYS_ACL_CREATE_ENTRY,
1768 SMB_VFS_LAYER_OPAQUE},
1769 {SMB_VFS_OP(vfswrap_sys_acl_set_tag_type), SMB_VFS_OP_SYS_ACL_SET_TAG_TYPE,
1770 SMB_VFS_LAYER_OPAQUE},
1771 {SMB_VFS_OP(vfswrap_sys_acl_set_qualifier), SMB_VFS_OP_SYS_ACL_SET_QUALIFIER,
1772 SMB_VFS_LAYER_OPAQUE},
1773 {SMB_VFS_OP(vfswrap_sys_acl_set_permset), SMB_VFS_OP_SYS_ACL_SET_PERMSET,
1774 SMB_VFS_LAYER_OPAQUE},
1775 {SMB_VFS_OP(vfswrap_sys_acl_valid), SMB_VFS_OP_SYS_ACL_VALID,
1776 SMB_VFS_LAYER_OPAQUE},
1777 {SMB_VFS_OP(vfswrap_sys_acl_set_file), SMB_VFS_OP_SYS_ACL_SET_FILE,
1778 SMB_VFS_LAYER_OPAQUE},
1779 {SMB_VFS_OP(vfswrap_sys_acl_set_fd), SMB_VFS_OP_SYS_ACL_SET_FD,
1780 SMB_VFS_LAYER_OPAQUE},
1781 {SMB_VFS_OP(vfswrap_sys_acl_delete_def_file), SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE,
1782 SMB_VFS_LAYER_OPAQUE},
1783 {SMB_VFS_OP(vfswrap_sys_acl_get_perm), SMB_VFS_OP_SYS_ACL_GET_PERM,
1784 SMB_VFS_LAYER_OPAQUE},
1785 {SMB_VFS_OP(vfswrap_sys_acl_free_text), SMB_VFS_OP_SYS_ACL_FREE_TEXT,
1786 SMB_VFS_LAYER_OPAQUE},
1787 {SMB_VFS_OP(vfswrap_sys_acl_free_acl), SMB_VFS_OP_SYS_ACL_FREE_ACL,
1788 SMB_VFS_LAYER_OPAQUE},
1789 {SMB_VFS_OP(vfswrap_sys_acl_free_qualifier), SMB_VFS_OP_SYS_ACL_FREE_QUALIFIER,
1790 SMB_VFS_LAYER_OPAQUE},
1792 /* EA operations. */
1794 {SMB_VFS_OP(vfswrap_getxattr), SMB_VFS_OP_GETXATTR,
1795 SMB_VFS_LAYER_OPAQUE},
1796 {SMB_VFS_OP(vfswrap_lgetxattr), SMB_VFS_OP_LGETXATTR,
1797 SMB_VFS_LAYER_OPAQUE},
1798 {SMB_VFS_OP(vfswrap_fgetxattr), SMB_VFS_OP_FGETXATTR,
1799 SMB_VFS_LAYER_OPAQUE},
1800 {SMB_VFS_OP(vfswrap_listxattr), SMB_VFS_OP_LISTXATTR,
1801 SMB_VFS_LAYER_OPAQUE},
1802 {SMB_VFS_OP(vfswrap_llistxattr), SMB_VFS_OP_LLISTXATTR,
1803 SMB_VFS_LAYER_OPAQUE},
1804 {SMB_VFS_OP(vfswrap_flistxattr), SMB_VFS_OP_FLISTXATTR,
1805 SMB_VFS_LAYER_OPAQUE},
1806 {SMB_VFS_OP(vfswrap_removexattr), SMB_VFS_OP_REMOVEXATTR,
1807 SMB_VFS_LAYER_OPAQUE},
1808 {SMB_VFS_OP(vfswrap_lremovexattr), SMB_VFS_OP_LREMOVEXATTR,
1809 SMB_VFS_LAYER_OPAQUE},
1810 {SMB_VFS_OP(vfswrap_fremovexattr), SMB_VFS_OP_FREMOVEXATTR,
1811 SMB_VFS_LAYER_OPAQUE},
1812 {SMB_VFS_OP(vfswrap_setxattr), SMB_VFS_OP_SETXATTR,
1813 SMB_VFS_LAYER_OPAQUE},
1814 {SMB_VFS_OP(vfswrap_lsetxattr), SMB_VFS_OP_LSETXATTR,
1815 SMB_VFS_LAYER_OPAQUE},
1816 {SMB_VFS_OP(vfswrap_fsetxattr), SMB_VFS_OP_FSETXATTR,
1817 SMB_VFS_LAYER_OPAQUE},
1819 {SMB_VFS_OP(vfswrap_aio_read), SMB_VFS_OP_AIO_READ,
1820 SMB_VFS_LAYER_OPAQUE},
1821 {SMB_VFS_OP(vfswrap_aio_write), SMB_VFS_OP_AIO_WRITE,
1822 SMB_VFS_LAYER_OPAQUE},
1823 {SMB_VFS_OP(vfswrap_aio_return), SMB_VFS_OP_AIO_RETURN,
1824 SMB_VFS_LAYER_OPAQUE},
1825 {SMB_VFS_OP(vfswrap_aio_cancel), SMB_VFS_OP_AIO_CANCEL,
1826 SMB_VFS_LAYER_OPAQUE},
1827 {SMB_VFS_OP(vfswrap_aio_error), SMB_VFS_OP_AIO_ERROR,
1828 SMB_VFS_LAYER_OPAQUE},
1829 {SMB_VFS_OP(vfswrap_aio_fsync), SMB_VFS_OP_AIO_FSYNC,
1830 SMB_VFS_LAYER_OPAQUE},
1831 {SMB_VFS_OP(vfswrap_aio_suspend),SMB_VFS_OP_AIO_SUSPEND,
1832 SMB_VFS_LAYER_OPAQUE},
1834 {SMB_VFS_OP(vfswrap_aio_force), SMB_VFS_OP_AIO_FORCE,
1835 SMB_VFS_LAYER_OPAQUE},
1837 {SMB_VFS_OP(vfswrap_is_offline),SMB_VFS_OP_IS_OFFLINE,
1838 SMB_VFS_LAYER_OPAQUE},
1839 {SMB_VFS_OP(vfswrap_set_offline),SMB_VFS_OP_SET_OFFLINE,
1840 SMB_VFS_LAYER_OPAQUE},
1842 /* Finish VFS operations definition */
1844 {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP,
1848 NTSTATUS vfs_default_init(void);
1849 NTSTATUS vfs_default_init(void)
1851 unsigned int needed = SMB_VFS_OP_LAST + 1; /* convert from index to count */
1853 if (ARRAY_SIZE(vfs_default_ops) != needed) {
1854 DEBUG(0, ("%s: %u ops registered, but %u ops are required\n",
1855 DEFAULT_VFS_MODULE_NAME, (unsigned int)ARRAY_SIZE(vfs_default_ops), needed));
1856 smb_panic("operation(s) missing from default VFS module");
1859 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION,
1860 DEFAULT_VFS_MODULE_NAME, vfs_default_ops);