2 Unix SMB/Netbios implementation.
4 VFS initialisation and support functions
5 Copyright (C) Tim Potter 1999
6 Copyright (C) Alexander Bokovoy 2002
7 Copyright (C) James Peach 2006
8 Copyright (C) Volker Lendecke 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/>.
23 This work was sponsored by Optifacio Software Services, Inc.
27 #include "system/filesys.h"
28 #include "smbd/smbd.h"
29 #include "smbd/globals.h"
31 #include "transfer_file.h"
35 #define DBGC_CLASS DBGC_VFS
39 struct vfs_init_function_entry {
41 struct vfs_init_function_entry *prev, *next;
42 const struct vfs_fn_pointers *fns;
45 /****************************************************************************
46 maintain the list of available backends
47 ****************************************************************************/
49 static struct vfs_init_function_entry *vfs_find_backend_entry(const char *name)
51 struct vfs_init_function_entry *entry = backends;
53 DEBUG(10, ("vfs_find_backend_entry called for %s\n", name));
56 if (strcmp(entry->name, name)==0) return entry;
63 NTSTATUS smb_register_vfs(int version, const char *name,
64 const struct vfs_fn_pointers *fns)
66 struct vfs_init_function_entry *entry = backends;
68 if ((version != SMB_VFS_INTERFACE_VERSION)) {
69 DEBUG(0, ("Failed to register vfs module.\n"
70 "The module was compiled against SMB_VFS_INTERFACE_VERSION %d,\n"
71 "current SMB_VFS_INTERFACE_VERSION is %d.\n"
72 "Please recompile against the current Samba Version!\n",
73 version, SMB_VFS_INTERFACE_VERSION));
74 return NT_STATUS_OBJECT_TYPE_MISMATCH;
77 if (!name || !name[0]) {
78 DEBUG(0,("smb_register_vfs() called with NULL pointer or empty name!\n"));
79 return NT_STATUS_INVALID_PARAMETER;
82 if (vfs_find_backend_entry(name)) {
83 DEBUG(0,("VFS module %s already loaded!\n", name));
84 return NT_STATUS_OBJECT_NAME_COLLISION;
87 entry = SMB_XMALLOC_P(struct vfs_init_function_entry);
88 entry->name = smb_xstrdup(name);
91 DLIST_ADD(backends, entry);
92 DEBUG(5, ("Successfully added vfs backend '%s'\n", name));
96 /****************************************************************************
97 initialise default vfs hooks
98 ****************************************************************************/
100 static void vfs_init_default(connection_struct *conn)
102 DEBUG(3, ("Initialising default vfs hooks\n"));
103 vfs_init_custom(conn, DEFAULT_VFS_MODULE_NAME);
106 /****************************************************************************
107 initialise custom vfs hooks
108 ****************************************************************************/
110 bool vfs_init_custom(connection_struct *conn, const char *vfs_object)
112 char *module_path = NULL;
113 char *module_name = NULL;
114 char *module_param = NULL, *p;
115 vfs_handle_struct *handle;
116 const struct vfs_init_function_entry *entry;
118 if (!conn||!vfs_object||!vfs_object[0]) {
119 DEBUG(0, ("vfs_init_custom() called with NULL pointer or "
120 "empty vfs_object!\n"));
128 DEBUG(3, ("Initialising custom vfs hooks from [%s]\n", vfs_object));
130 module_path = smb_xstrdup(vfs_object);
132 p = strchr_m(module_path, ':');
137 trim_char(module_param, ' ', ' ');
140 trim_char(module_path, ' ', ' ');
142 module_name = smb_xstrdup(module_path);
144 if ((module_name[0] == '/') &&
145 (strcmp(module_path, DEFAULT_VFS_MODULE_NAME) != 0)) {
148 * Extract the module name from the path. Just use the base
149 * name of the last path component.
152 SAFE_FREE(module_name);
153 module_name = smb_xstrdup(strrchr_m(module_path, '/')+1);
155 p = strchr_m(module_name, '.');
162 /* First, try to load the module with the new module system */
163 entry = vfs_find_backend_entry(module_name);
167 DEBUG(5, ("vfs module [%s] not loaded - trying to load...\n",
170 status = smb_probe_module("vfs", module_path);
171 if (!NT_STATUS_IS_OK(status)) {
172 DEBUG(0, ("error probing vfs module '%s': %s\n",
173 module_path, nt_errstr(status)));
177 entry = vfs_find_backend_entry(module_name);
179 DEBUG(0,("Can't find a vfs module [%s]\n",vfs_object));
184 DEBUGADD(5,("Successfully loaded vfs module [%s] with the new modules system\n", vfs_object));
186 handle = TALLOC_ZERO_P(conn, vfs_handle_struct);
188 DEBUG(0,("TALLOC_ZERO() failed!\n"));
192 handle->fns = entry->fns;
194 handle->param = talloc_strdup(conn, module_param);
196 DLIST_ADD(conn->vfs_handles, handle);
198 SAFE_FREE(module_path);
199 SAFE_FREE(module_name);
203 SAFE_FREE(module_path);
204 SAFE_FREE(module_name);
208 /*****************************************************************
209 Allow VFS modules to extend files_struct with VFS-specific state.
210 This will be ok for small numbers of extensions, but might need to
211 be refactored if it becomes more widely used.
212 ******************************************************************/
214 #define EXT_DATA_AREA(e) ((uint8 *)(e) + sizeof(struct vfs_fsp_data))
216 void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
217 files_struct *fsp, size_t ext_size,
218 void (*destroy_fn)(void *p_data))
220 struct vfs_fsp_data *ext;
223 /* Prevent VFS modules adding multiple extensions. */
224 if ((ext_data = vfs_fetch_fsp_extension(handle, fsp))) {
228 ext = (struct vfs_fsp_data *)TALLOC_ZERO(
229 handle->conn, sizeof(struct vfs_fsp_data) + ext_size);
235 ext->next = fsp->vfs_extension;
236 ext->destroy = destroy_fn;
237 fsp->vfs_extension = ext;
238 return EXT_DATA_AREA(ext);
241 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
243 struct vfs_fsp_data *curr;
244 struct vfs_fsp_data *prev;
246 for (curr = fsp->vfs_extension, prev = NULL;
248 prev = curr, curr = curr->next) {
249 if (curr->owner == handle) {
251 prev->next = curr->next;
253 fsp->vfs_extension = curr->next;
256 curr->destroy(EXT_DATA_AREA(curr));
264 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
266 struct vfs_fsp_data *head;
268 for (head = fsp->vfs_extension; head; head = head->next) {
269 if (head->owner == handle) {
277 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
279 struct vfs_fsp_data *head;
281 head = (struct vfs_fsp_data *)vfs_memctx_fsp_extension(handle, fsp);
283 return EXT_DATA_AREA(head);
291 /*****************************************************************
293 ******************************************************************/
295 bool smbd_vfs_init(connection_struct *conn)
297 const char **vfs_objects;
301 /* Normal share - initialise with disk access functions */
302 vfs_init_default(conn);
303 vfs_objects = lp_vfs_objects(SNUM(conn));
305 /* Override VFS functions if 'vfs object' was not specified*/
306 if (!vfs_objects || !vfs_objects[0])
309 for (i=0; vfs_objects[i] ;) {
313 for (j=i-1; j >= 0; j--) {
314 if (!vfs_init_custom(conn, vfs_objects[j])) {
315 DEBUG(0, ("smbd_vfs_init: vfs_init_custom failed for %s\n", vfs_objects[j]));
322 /*******************************************************************
323 Check if a file exists in the vfs.
324 ********************************************************************/
326 NTSTATUS vfs_file_exist(connection_struct *conn, struct smb_filename *smb_fname)
328 /* Only return OK if stat was successful and S_ISREG */
329 if ((SMB_VFS_STAT(conn, smb_fname) != -1) &&
330 S_ISREG(smb_fname->st.st_ex_mode)) {
334 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
337 /****************************************************************************
338 Read data from fsp on the vfs. (note: EINTR re-read differs from vfs_write_data)
339 ****************************************************************************/
341 ssize_t vfs_read_data(files_struct *fsp, char *buf, size_t byte_count)
345 while (total < byte_count)
347 ssize_t ret = SMB_VFS_READ(fsp, buf + total,
350 if (ret == 0) return total;
359 return (ssize_t)total;
362 ssize_t vfs_pread_data(files_struct *fsp, char *buf,
363 size_t byte_count, SMB_OFF_T offset)
367 while (total < byte_count)
369 ssize_t ret = SMB_VFS_PREAD(fsp, buf + total,
370 byte_count - total, offset + total);
372 if (ret == 0) return total;
381 return (ssize_t)total;
384 /****************************************************************************
385 Write data to a fd on the vfs.
386 ****************************************************************************/
388 ssize_t vfs_write_data(struct smb_request *req,
396 if (req && req->unread_bytes) {
397 SMB_ASSERT(req->unread_bytes == N);
398 /* VFS_RECVFILE must drain the socket
399 * before returning. */
400 req->unread_bytes = 0;
401 return SMB_VFS_RECVFILE(req->sconn->sock,
408 ret = SMB_VFS_WRITE(fsp, buffer + total, N - total);
417 return (ssize_t)total;
420 ssize_t vfs_pwrite_data(struct smb_request *req,
429 if (req && req->unread_bytes) {
430 SMB_ASSERT(req->unread_bytes == N);
431 /* VFS_RECVFILE must drain the socket
432 * before returning. */
433 req->unread_bytes = 0;
434 return SMB_VFS_RECVFILE(req->sconn->sock,
441 ret = SMB_VFS_PWRITE(fsp, buffer + total, N - total,
451 return (ssize_t)total;
453 /****************************************************************************
454 An allocate file space call using the vfs interface.
455 Allocates space for a file from a filedescriptor.
456 Returns 0 on success, -1 on failure.
457 ****************************************************************************/
459 int vfs_allocate_file_space(files_struct *fsp, uint64_t len)
462 connection_struct *conn = fsp->conn;
463 uint64_t space_avail;
464 uint64_t bsize,dfree,dsize;
468 * Actually try and commit the space on disk....
471 DEBUG(10,("vfs_allocate_file_space: file %s, len %.0f\n",
472 fsp_str_dbg(fsp), (double)len));
474 if (((SMB_OFF_T)len) < 0) {
475 DEBUG(0,("vfs_allocate_file_space: %s negative len "
476 "requested.\n", fsp_str_dbg(fsp)));
481 status = vfs_stat_fsp(fsp);
482 if (!NT_STATUS_IS_OK(status)) {
486 if (len == (uint64_t)fsp->fsp_name->st.st_ex_size)
489 if (len < (uint64_t)fsp->fsp_name->st.st_ex_size) {
490 /* Shrink - use ftruncate. */
492 DEBUG(10,("vfs_allocate_file_space: file %s, shrink. Current "
493 "size %.0f\n", fsp_str_dbg(fsp),
494 (double)fsp->fsp_name->st.st_ex_size));
496 contend_level2_oplocks_begin(fsp, LEVEL2_CONTEND_ALLOC_SHRINK);
498 flush_write_cache(fsp, SIZECHANGE_FLUSH);
499 if ((ret = SMB_VFS_FTRUNCATE(fsp, (SMB_OFF_T)len)) != -1) {
500 set_filelen_write_cache(fsp, len);
503 contend_level2_oplocks_end(fsp, LEVEL2_CONTEND_ALLOC_SHRINK);
508 if (!lp_strict_allocate(SNUM(fsp->conn)))
511 /* Grow - we need to test if we have enough space. */
513 contend_level2_oplocks_begin(fsp, LEVEL2_CONTEND_ALLOC_GROW);
515 /* See if we have a syscall that will allocate beyond end-of-file
516 without changing EOF. */
517 ret = SMB_VFS_FALLOCATE(fsp, VFS_FALLOCATE_KEEP_SIZE, 0, len);
519 contend_level2_oplocks_end(fsp, LEVEL2_CONTEND_ALLOC_GROW);
522 /* We changed the allocation size on disk, but not
523 EOF - exactly as required. We're done ! */
527 len -= fsp->fsp_name->st.st_ex_size;
528 len /= 1024; /* Len is now number of 1k blocks needed. */
529 space_avail = get_dfree_info(conn, fsp->fsp_name->base_name, false,
530 &bsize, &dfree, &dsize);
531 if (space_avail == (uint64_t)-1) {
535 DEBUG(10,("vfs_allocate_file_space: file %s, grow. Current size %.0f, "
536 "needed blocks = %.0f, space avail = %.0f\n",
537 fsp_str_dbg(fsp), (double)fsp->fsp_name->st.st_ex_size, (double)len,
538 (double)space_avail));
540 if (len > space_avail) {
548 /****************************************************************************
549 A vfs set_filelen call.
550 set the length of a file from a filedescriptor.
551 Returns 0 on success, -1 on failure.
552 ****************************************************************************/
554 int vfs_set_filelen(files_struct *fsp, SMB_OFF_T len)
558 contend_level2_oplocks_begin(fsp, LEVEL2_CONTEND_SET_FILE_LEN);
560 DEBUG(10,("vfs_set_filelen: ftruncate %s to len %.0f\n",
561 fsp_str_dbg(fsp), (double)len));
562 flush_write_cache(fsp, SIZECHANGE_FLUSH);
563 if ((ret = SMB_VFS_FTRUNCATE(fsp, len)) != -1) {
564 set_filelen_write_cache(fsp, len);
565 notify_fname(fsp->conn, NOTIFY_ACTION_MODIFIED,
566 FILE_NOTIFY_CHANGE_SIZE
567 | FILE_NOTIFY_CHANGE_ATTRIBUTES,
568 fsp->fsp_name->base_name);
571 contend_level2_oplocks_end(fsp, LEVEL2_CONTEND_SET_FILE_LEN);
576 /****************************************************************************
577 A slow version of fallocate. Fallback code if SMB_VFS_FALLOCATE
578 fails. Needs to be outside of the default version of SMB_VFS_FALLOCATE
579 as this is also called from the default SMB_VFS_FTRUNCATE code.
580 Always extends the file size.
581 Returns 0 on success, errno on failure.
582 ****************************************************************************/
584 #define SPARSE_BUF_WRITE_SIZE (32*1024)
586 int vfs_slow_fallocate(files_struct *fsp, SMB_OFF_T offset, SMB_OFF_T len)
592 sparse_buf = SMB_CALLOC_ARRAY(char, SPARSE_BUF_WRITE_SIZE);
599 while (total < len) {
600 size_t curr_write_size = MIN(SPARSE_BUF_WRITE_SIZE, (len - total));
602 pwrite_ret = SMB_VFS_PWRITE(fsp, sparse_buf, curr_write_size, offset + total);
603 if (pwrite_ret == -1) {
604 DEBUG(10,("vfs_slow_fallocate: SMB_VFS_PWRITE for file "
605 "%s failed with error %s\n",
606 fsp_str_dbg(fsp), strerror(errno)));
615 /****************************************************************************
616 A vfs fill sparse call.
617 Writes zeros from the end of file to len, if len is greater than EOF.
618 Used only by strict_sync.
619 Returns 0 on success, -1 on failure.
620 ****************************************************************************/
622 int vfs_fill_sparse(files_struct *fsp, SMB_OFF_T len)
629 status = vfs_stat_fsp(fsp);
630 if (!NT_STATUS_IS_OK(status)) {
634 if (len <= fsp->fsp_name->st.st_ex_size) {
639 if (S_ISFIFO(fsp->fsp_name->st.st_ex_mode)) {
644 DEBUG(10,("vfs_fill_sparse: write zeros in file %s from len %.0f to "
645 "len %.0f (%.0f bytes)\n", fsp_str_dbg(fsp),
646 (double)fsp->fsp_name->st.st_ex_size, (double)len,
647 (double)(len - fsp->fsp_name->st.st_ex_size)));
649 contend_level2_oplocks_begin(fsp, LEVEL2_CONTEND_FILL_SPARSE);
651 flush_write_cache(fsp, SIZECHANGE_FLUSH);
653 offset = fsp->fsp_name->st.st_ex_size;
654 num_to_write = len - fsp->fsp_name->st.st_ex_size;
656 /* Only do this on non-stream file handles. */
657 if (fsp->base_fsp == NULL) {
658 /* for allocation try fallocate first. This can fail on some
659 * platforms e.g. when the filesystem doesn't support it and no
660 * emulation is being done by the libc (like on AIX with JFS1). In that
661 * case we do our own emulation. fallocate implementations can
662 * return ENOTSUP or EINVAL in cases like that. */
663 ret = SMB_VFS_FALLOCATE(fsp, VFS_FALLOCATE_EXTEND_SIZE,
664 offset, num_to_write);
673 DEBUG(10,("vfs_fill_sparse: SMB_VFS_FALLOCATE failed with "
674 "error %d. Falling back to slow manual allocation\n", ret));
677 ret = vfs_slow_fallocate(fsp, offset, num_to_write);
686 set_filelen_write_cache(fsp, len);
689 contend_level2_oplocks_end(fsp, LEVEL2_CONTEND_FILL_SPARSE);
693 /****************************************************************************
694 Transfer some data (n bytes) between two file_struct's.
695 ****************************************************************************/
697 static ssize_t vfs_read_fn(void *file, void *buf, size_t len)
699 struct files_struct *fsp = (struct files_struct *)file;
701 return SMB_VFS_READ(fsp, buf, len);
704 static ssize_t vfs_write_fn(void *file, const void *buf, size_t len)
706 struct files_struct *fsp = (struct files_struct *)file;
708 return SMB_VFS_WRITE(fsp, buf, len);
711 SMB_OFF_T vfs_transfer_file(files_struct *in, files_struct *out, SMB_OFF_T n)
713 return transfer_file_internal((void *)in, (void *)out, n,
714 vfs_read_fn, vfs_write_fn);
717 /*******************************************************************
718 A vfs_readdir wrapper which just returns the file name.
719 ********************************************************************/
721 const char *vfs_readdirname(connection_struct *conn, void *p,
722 SMB_STRUCT_STAT *sbuf, char **talloced)
724 SMB_STRUCT_DIRENT *ptr= NULL;
732 ptr = SMB_VFS_READDIR(conn, (DIR *)p, sbuf);
744 #ifdef HAVE_BROKEN_READDIR_NAME
745 /* using /usr/ucb/cc is BAD */
749 status = SMB_VFS_TRANSLATE_NAME(conn, dname, vfs_translate_to_windows,
750 talloc_tos(), &translated);
751 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED)) {
755 *talloced = translated;
756 if (!NT_STATUS_IS_OK(status)) {
762 /*******************************************************************
763 A wrapper for vfs_chdir().
764 ********************************************************************/
766 int vfs_ChDir(connection_struct *conn, const char *path)
771 LastDir = SMB_STRDUP("");
774 if (strcsequal(path,"."))
777 if (*path == '/' && strcsequal(LastDir,path))
780 DEBUG(4,("vfs_ChDir to %s\n",path));
782 res = SMB_VFS_CHDIR(conn,path);
785 LastDir = SMB_STRDUP(path);
790 /*******************************************************************
791 Return the absolute current directory path - given a UNIX pathname.
792 Note that this path is returned in DOS format, not UNIX
793 format. Note this can be called with conn == NULL.
794 ********************************************************************/
796 char *vfs_GetWd(TALLOC_CTX *ctx, connection_struct *conn)
800 DATA_BLOB cache_value;
802 struct smb_filename *smb_fname_dot = NULL;
803 struct smb_filename *smb_fname_full = NULL;
808 if (!lp_getwd_cache()) {
812 status = create_synthetic_smb_fname(ctx, ".", NULL, NULL,
814 if (!NT_STATUS_IS_OK(status)) {
815 errno = map_errno_from_nt_status(status);
819 if (SMB_VFS_STAT(conn, smb_fname_dot) == -1) {
821 * Known to fail for root: the directory may be NFS-mounted
822 * and exported with root_squash (so has no root access).
824 DEBUG(1,("vfs_GetWd: couldn't stat \".\" error %s "
825 "(NFS problem ?)\n", strerror(errno) ));
829 key = vfs_file_id_from_sbuf(conn, &smb_fname_dot->st);
831 if (!memcache_lookup(smbd_memcache(), GETWD_CACHE,
832 data_blob_const(&key, sizeof(key)),
837 SMB_ASSERT((cache_value.length > 0)
838 && (cache_value.data[cache_value.length-1] == '\0'));
840 status = create_synthetic_smb_fname(ctx, (char *)cache_value.data,
841 NULL, NULL, &smb_fname_full);
842 if (!NT_STATUS_IS_OK(status)) {
843 errno = map_errno_from_nt_status(status);
847 if ((SMB_VFS_STAT(conn, smb_fname_full) == 0) &&
848 (smb_fname_dot->st.st_ex_dev == smb_fname_full->st.st_ex_dev) &&
849 (smb_fname_dot->st.st_ex_ino == smb_fname_full->st.st_ex_ino) &&
850 (S_ISDIR(smb_fname_dot->st.st_ex_mode))) {
854 result = talloc_strdup(ctx, smb_fname_full->base_name);
855 if (result == NULL) {
864 * We don't have the information to hand so rely on traditional
865 * methods. The very slow getcwd, which spawns a process on some
866 * systems, or the not quite so bad getwd.
869 if (!SMB_VFS_GETWD(conn,s)) {
870 DEBUG(0, ("vfs_GetWd: SMB_VFS_GETWD call failed: %s\n",
875 if (lp_getwd_cache() && VALID_STAT(smb_fname_dot->st)) {
876 key = vfs_file_id_from_sbuf(conn, &smb_fname_dot->st);
878 memcache_add(smbd_memcache(), GETWD_CACHE,
879 data_blob_const(&key, sizeof(key)),
880 data_blob_const(s, strlen(s)+1));
883 result = talloc_strdup(ctx, s);
884 if (result == NULL) {
889 TALLOC_FREE(smb_fname_dot);
890 TALLOC_FREE(smb_fname_full);
894 /*******************************************************************
895 Reduce a file name, removing .. elements and checking that
896 it is below dir in the heirachy. This uses realpath.
897 ********************************************************************/
899 NTSTATUS check_reduced_name(connection_struct *conn, const char *fname)
901 char *resolved_name = NULL;
904 DEBUG(3,("check_reduced_name [%s] [%s]\n", fname, conn->connectpath));
906 resolved_name = SMB_VFS_REALPATH(conn,fname);
908 if (!resolved_name) {
911 DEBUG(3,("check_reduced_name: Component not a "
912 "directory in getting realpath for "
914 return NT_STATUS_OBJECT_PATH_NOT_FOUND;
917 TALLOC_CTX *ctx = talloc_tos();
918 char *tmp_fname = NULL;
919 char *last_component = NULL;
920 /* Last component didn't exist. Remove it and try and canonicalise the directory. */
922 tmp_fname = talloc_strdup(ctx, fname);
924 return NT_STATUS_NO_MEMORY;
926 p = strrchr_m(tmp_fname, '/');
931 last_component = tmp_fname;
932 tmp_fname = talloc_strdup(ctx,
935 return NT_STATUS_NO_MEMORY;
939 resolved_name = SMB_VFS_REALPATH(conn,tmp_fname);
940 if (!resolved_name) {
941 NTSTATUS status = map_nt_error_from_unix(errno);
943 if (errno == ENOENT || errno == ENOTDIR) {
944 status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
947 DEBUG(3,("check_reduce_name: "
948 "couldn't get realpath for "
954 tmp_fname = talloc_asprintf(ctx,
959 return NT_STATUS_NO_MEMORY;
961 SAFE_FREE(resolved_name);
962 resolved_name = SMB_STRDUP(tmp_fname);
963 if (!resolved_name) {
964 DEBUG(0, ("check_reduced_name: malloc "
965 "fail for %s\n", tmp_fname));
966 return NT_STATUS_NO_MEMORY;
971 DEBUG(3,("check_reduced_name: couldn't get "
972 "realpath for %s\n", fname));
973 return map_nt_error_from_unix(errno);
977 DEBUG(10,("check_reduced_name realpath [%s] -> [%s]\n", fname,
980 if (*resolved_name != '/') {
981 DEBUG(0,("check_reduced_name: realpath doesn't return "
982 "absolute paths !\n"));
983 SAFE_FREE(resolved_name);
984 return NT_STATUS_OBJECT_NAME_INVALID;
987 /* Check for widelinks allowed. */
988 if (!lp_widelinks(SNUM(conn))) {
989 const char *conn_rootdir;
991 conn_rootdir = SMB_VFS_CONNECTPATH(conn, fname);
992 if (conn_rootdir == NULL) {
993 DEBUG(2, ("check_reduced_name: Could not get "
995 SAFE_FREE(resolved_name);
996 return NT_STATUS_ACCESS_DENIED;
999 if (strncmp(conn_rootdir, resolved_name,
1000 strlen(conn_rootdir)) != 0) {
1001 DEBUG(2, ("check_reduced_name: Bad access "
1002 "attempt: %s is a symlink outside the "
1003 "share path\n", fname));
1004 DEBUGADD(2, ("conn_rootdir =%s\n", conn_rootdir));
1005 DEBUGADD(2, ("resolved_name=%s\n", resolved_name));
1006 SAFE_FREE(resolved_name);
1007 return NT_STATUS_ACCESS_DENIED;
1011 /* Check if we are allowing users to follow symlinks */
1012 /* Patch from David Clerc <David.Clerc@cui.unige.ch>
1013 University of Geneva */
1016 if (!lp_symlinks(SNUM(conn))) {
1017 struct smb_filename *smb_fname = NULL;
1020 status = create_synthetic_smb_fname(talloc_tos(), fname, NULL,
1022 if (!NT_STATUS_IS_OK(status)) {
1023 SAFE_FREE(resolved_name);
1027 if ( (SMB_VFS_LSTAT(conn, smb_fname) != -1) &&
1028 (S_ISLNK(smb_fname->st.st_ex_mode)) ) {
1029 SAFE_FREE(resolved_name);
1030 DEBUG(3,("check_reduced_name: denied: file path name "
1031 "%s is a symlink\n",resolved_name));
1032 TALLOC_FREE(smb_fname);
1033 return NT_STATUS_ACCESS_DENIED;
1035 TALLOC_FREE(smb_fname);
1039 DEBUG(3,("check_reduced_name: %s reduced to %s\n", fname,
1041 SAFE_FREE(resolved_name);
1042 return NT_STATUS_OK;
1046 * XXX: This is temporary and there should be no callers of this once
1047 * smb_filename is plumbed through all path based operations.
1049 int vfs_stat_smb_fname(struct connection_struct *conn, const char *fname,
1050 SMB_STRUCT_STAT *psbuf)
1052 struct smb_filename *smb_fname = NULL;
1056 status = create_synthetic_smb_fname_split(talloc_tos(), fname, NULL,
1058 if (!NT_STATUS_IS_OK(status)) {
1059 errno = map_errno_from_nt_status(status);
1063 if (lp_posix_pathnames()) {
1064 ret = SMB_VFS_LSTAT(conn, smb_fname);
1066 ret = SMB_VFS_STAT(conn, smb_fname);
1070 *psbuf = smb_fname->st;
1073 TALLOC_FREE(smb_fname);
1078 * XXX: This is temporary and there should be no callers of this once
1079 * smb_filename is plumbed through all path based operations.
1081 int vfs_lstat_smb_fname(struct connection_struct *conn, const char *fname,
1082 SMB_STRUCT_STAT *psbuf)
1084 struct smb_filename *smb_fname = NULL;
1088 status = create_synthetic_smb_fname_split(talloc_tos(), fname, NULL,
1090 if (!NT_STATUS_IS_OK(status)) {
1091 errno = map_errno_from_nt_status(status);
1095 ret = SMB_VFS_LSTAT(conn, smb_fname);
1097 *psbuf = smb_fname->st;
1100 TALLOC_FREE(smb_fname);
1105 * Ensure LSTAT is called for POSIX paths.
1108 NTSTATUS vfs_stat_fsp(files_struct *fsp)
1112 if(fsp->fh->fd == -1) {
1113 if (fsp->posix_open) {
1114 ret = SMB_VFS_LSTAT(fsp->conn, fsp->fsp_name);
1116 ret = SMB_VFS_STAT(fsp->conn, fsp->fsp_name);
1119 return map_nt_error_from_unix(errno);
1122 if(SMB_VFS_FSTAT(fsp, &fsp->fsp_name->st) != 0) {
1123 return map_nt_error_from_unix(errno);
1126 return NT_STATUS_OK;
1130 generate a file_id from a stat structure
1132 struct file_id vfs_file_id_from_sbuf(connection_struct *conn, const SMB_STRUCT_STAT *sbuf)
1134 return SMB_VFS_FILE_ID_CREATE(conn, sbuf);
1137 int smb_vfs_call_connect(struct vfs_handle_struct *handle,
1138 const char *service, const char *user)
1140 VFS_FIND(connect_fn);
1141 return handle->fns->connect_fn(handle, service, user);
1144 void smb_vfs_call_disconnect(struct vfs_handle_struct *handle)
1146 VFS_FIND(disconnect);
1147 handle->fns->disconnect(handle);
1150 uint64_t smb_vfs_call_disk_free(struct vfs_handle_struct *handle,
1151 const char *path, bool small_query,
1152 uint64_t *bsize, uint64_t *dfree,
1155 VFS_FIND(disk_free);
1156 return handle->fns->disk_free(handle, path, small_query, bsize, dfree,
1160 int smb_vfs_call_get_quota(struct vfs_handle_struct *handle,
1161 enum SMB_QUOTA_TYPE qtype, unid_t id,
1164 VFS_FIND(get_quota);
1165 return handle->fns->get_quota(handle, qtype, id, qt);
1168 int smb_vfs_call_set_quota(struct vfs_handle_struct *handle,
1169 enum SMB_QUOTA_TYPE qtype, unid_t id,
1172 VFS_FIND(set_quota);
1173 return handle->fns->set_quota(handle, qtype, id, qt);
1176 int smb_vfs_call_get_shadow_copy_data(struct vfs_handle_struct *handle,
1177 struct files_struct *fsp,
1178 SHADOW_COPY_DATA *shadow_copy_data,
1181 VFS_FIND(get_shadow_copy_data);
1182 return handle->fns->get_shadow_copy_data(handle, fsp, shadow_copy_data,
1185 int smb_vfs_call_statvfs(struct vfs_handle_struct *handle, const char *path,
1186 struct vfs_statvfs_struct *statbuf)
1189 return handle->fns->statvfs(handle, path, statbuf);
1192 uint32_t smb_vfs_call_fs_capabilities(struct vfs_handle_struct *handle,
1193 enum timestamp_set_resolution *p_ts_res)
1195 VFS_FIND(fs_capabilities);
1196 return handle->fns->fs_capabilities(handle, p_ts_res);
1199 SMB_STRUCT_DIR *smb_vfs_call_opendir(struct vfs_handle_struct *handle,
1200 const char *fname, const char *mask,
1204 return handle->fns->opendir(handle, fname, mask, attributes);
1207 SMB_STRUCT_DIR *smb_vfs_call_fdopendir(struct vfs_handle_struct *handle,
1208 struct files_struct *fsp,
1212 VFS_FIND(fdopendir);
1213 return handle->fns->fdopendir(handle, fsp, mask, attributes);
1216 SMB_STRUCT_DIRENT *smb_vfs_call_readdir(struct vfs_handle_struct *handle,
1217 SMB_STRUCT_DIR *dirp,
1218 SMB_STRUCT_STAT *sbuf)
1221 return handle->fns->readdir(handle, dirp, sbuf);
1224 void smb_vfs_call_seekdir(struct vfs_handle_struct *handle,
1225 SMB_STRUCT_DIR *dirp, long offset)
1228 handle->fns->seekdir(handle, dirp, offset);
1231 long smb_vfs_call_telldir(struct vfs_handle_struct *handle,
1232 SMB_STRUCT_DIR *dirp)
1235 return handle->fns->telldir(handle, dirp);
1238 void smb_vfs_call_rewind_dir(struct vfs_handle_struct *handle,
1239 SMB_STRUCT_DIR *dirp)
1241 VFS_FIND(rewind_dir);
1242 handle->fns->rewind_dir(handle, dirp);
1245 int smb_vfs_call_mkdir(struct vfs_handle_struct *handle, const char *path,
1249 return handle->fns->mkdir(handle, path, mode);
1252 int smb_vfs_call_rmdir(struct vfs_handle_struct *handle, const char *path)
1255 return handle->fns->rmdir(handle, path);
1258 int smb_vfs_call_closedir(struct vfs_handle_struct *handle,
1259 SMB_STRUCT_DIR *dir)
1262 return handle->fns->closedir(handle, dir);
1265 void smb_vfs_call_init_search_op(struct vfs_handle_struct *handle,
1266 SMB_STRUCT_DIR *dirp)
1268 VFS_FIND(init_search_op);
1269 handle->fns->init_search_op(handle, dirp);
1272 int smb_vfs_call_open(struct vfs_handle_struct *handle,
1273 struct smb_filename *smb_fname, struct files_struct *fsp,
1274 int flags, mode_t mode)
1277 #undef open /* AIX defines open to be open64 */
1280 return handle->fns->open(handle, smb_fname, fsp, flags, mode);
1283 NTSTATUS smb_vfs_call_create_file(struct vfs_handle_struct *handle,
1284 struct smb_request *req,
1285 uint16_t root_dir_fid,
1286 struct smb_filename *smb_fname,
1287 uint32_t access_mask,
1288 uint32_t share_access,
1289 uint32_t create_disposition,
1290 uint32_t create_options,
1291 uint32_t file_attributes,
1292 uint32_t oplock_request,
1293 uint64_t allocation_size,
1294 uint32_t private_flags,
1295 struct security_descriptor *sd,
1296 struct ea_list *ea_list,
1297 files_struct **result,
1300 VFS_FIND(create_file);
1301 return handle->fns->create_file(
1302 handle, req, root_dir_fid, smb_fname, access_mask,
1303 share_access, create_disposition, create_options,
1304 file_attributes, oplock_request, allocation_size,
1305 private_flags, sd, ea_list,
1309 int smb_vfs_call_close_fn(struct vfs_handle_struct *handle,
1310 struct files_struct *fsp)
1313 return handle->fns->close_fn(handle, fsp);
1316 ssize_t smb_vfs_call_vfs_read(struct vfs_handle_struct *handle,
1317 struct files_struct *fsp, void *data, size_t n)
1320 return handle->fns->vfs_read(handle, fsp, data, n);
1323 ssize_t smb_vfs_call_pread(struct vfs_handle_struct *handle,
1324 struct files_struct *fsp, void *data, size_t n,
1328 return handle->fns->pread(handle, fsp, data, n, offset);
1331 ssize_t smb_vfs_call_write(struct vfs_handle_struct *handle,
1332 struct files_struct *fsp, const void *data,
1336 return handle->fns->write(handle, fsp, data, n);
1339 ssize_t smb_vfs_call_pwrite(struct vfs_handle_struct *handle,
1340 struct files_struct *fsp, const void *data,
1341 size_t n, SMB_OFF_T offset)
1344 return handle->fns->pwrite(handle, fsp, data, n, offset);
1347 SMB_OFF_T smb_vfs_call_lseek(struct vfs_handle_struct *handle,
1348 struct files_struct *fsp, SMB_OFF_T offset,
1352 return handle->fns->lseek(handle, fsp, offset, whence);
1355 ssize_t smb_vfs_call_sendfile(struct vfs_handle_struct *handle, int tofd,
1356 files_struct *fromfsp, const DATA_BLOB *header,
1357 SMB_OFF_T offset, size_t count)
1360 return handle->fns->sendfile(handle, tofd, fromfsp, header, offset,
1364 ssize_t smb_vfs_call_recvfile(struct vfs_handle_struct *handle, int fromfd,
1365 files_struct *tofsp, SMB_OFF_T offset,
1369 return handle->fns->recvfile(handle, fromfd, tofsp, offset, count);
1372 int smb_vfs_call_rename(struct vfs_handle_struct *handle,
1373 const struct smb_filename *smb_fname_src,
1374 const struct smb_filename *smb_fname_dst)
1377 return handle->fns->rename(handle, smb_fname_src, smb_fname_dst);
1380 int smb_vfs_call_fsync(struct vfs_handle_struct *handle,
1381 struct files_struct *fsp)
1384 return handle->fns->fsync(handle, fsp);
1387 int smb_vfs_call_stat(struct vfs_handle_struct *handle,
1388 struct smb_filename *smb_fname)
1391 return handle->fns->stat(handle, smb_fname);
1394 int smb_vfs_call_fstat(struct vfs_handle_struct *handle,
1395 struct files_struct *fsp, SMB_STRUCT_STAT *sbuf)
1398 return handle->fns->fstat(handle, fsp, sbuf);
1401 int smb_vfs_call_lstat(struct vfs_handle_struct *handle,
1402 struct smb_filename *smb_filename)
1405 return handle->fns->lstat(handle, smb_filename);
1408 uint64_t smb_vfs_call_get_alloc_size(struct vfs_handle_struct *handle,
1409 struct files_struct *fsp,
1410 const SMB_STRUCT_STAT *sbuf)
1412 VFS_FIND(get_alloc_size);
1413 return handle->fns->get_alloc_size(handle, fsp, sbuf);
1416 int smb_vfs_call_unlink(struct vfs_handle_struct *handle,
1417 const struct smb_filename *smb_fname)
1420 return handle->fns->unlink(handle, smb_fname);
1423 int smb_vfs_call_chmod(struct vfs_handle_struct *handle, const char *path,
1427 return handle->fns->chmod(handle, path, mode);
1430 int smb_vfs_call_fchmod(struct vfs_handle_struct *handle,
1431 struct files_struct *fsp, mode_t mode)
1434 return handle->fns->fchmod(handle, fsp, mode);
1437 int smb_vfs_call_chown(struct vfs_handle_struct *handle, const char *path,
1438 uid_t uid, gid_t gid)
1441 return handle->fns->chown(handle, path, uid, gid);
1444 int smb_vfs_call_fchown(struct vfs_handle_struct *handle,
1445 struct files_struct *fsp, uid_t uid, gid_t gid)
1448 return handle->fns->fchown(handle, fsp, uid, gid);
1451 int smb_vfs_call_lchown(struct vfs_handle_struct *handle, const char *path,
1452 uid_t uid, gid_t gid)
1455 return handle->fns->lchown(handle, path, uid, gid);
1458 NTSTATUS vfs_chown_fsp(files_struct *fsp, uid_t uid, gid_t gid)
1461 bool as_root = false;
1463 char *saved_dir = NULL;
1464 char *parent_dir = NULL;
1467 if (fsp->fh->fd != -1) {
1469 ret = SMB_VFS_FCHOWN(fsp, uid, gid);
1471 return NT_STATUS_OK;
1473 if (ret == -1 && errno != ENOSYS) {
1474 return map_nt_error_from_unix(errno);
1478 as_root = (geteuid() == 0);
1482 * We are being asked to chown as root. Make
1483 * sure we chdir() into the path to pin it,
1484 * and always act using lchown to ensure we
1485 * don't deref any symbolic links.
1487 const char *final_component = NULL;
1488 struct smb_filename local_fname;
1490 saved_dir = vfs_GetWd(talloc_tos(),fsp->conn);
1492 status = map_nt_error_from_unix(errno);
1493 DEBUG(0,("vfs_chown_fsp: failed to get "
1494 "current working directory. Error was %s\n",
1499 if (!parent_dirname(talloc_tos(),
1500 fsp->fsp_name->base_name,
1502 &final_component)) {
1503 return NT_STATUS_NO_MEMORY;
1506 /* cd into the parent dir to pin it. */
1507 ret = SMB_VFS_CHDIR(fsp->conn, parent_dir);
1509 return map_nt_error_from_unix(errno);
1512 ZERO_STRUCT(local_fname);
1513 local_fname.base_name = CONST_DISCARD(char *,final_component);
1515 /* Must use lstat here. */
1516 ret = SMB_VFS_LSTAT(fsp->conn, &local_fname);
1518 return map_nt_error_from_unix(errno);
1521 /* Ensure it matches the fsp stat. */
1522 if (!check_same_stat(&local_fname.st, &fsp->fsp_name->st)) {
1523 return NT_STATUS_ACCESS_DENIED;
1525 path = final_component;
1527 path = fsp->fsp_name->base_name;
1530 if (fsp->posix_open || as_root) {
1531 ret = SMB_VFS_LCHOWN(fsp->conn,
1535 ret = SMB_VFS_CHOWN(fsp->conn,
1541 status = NT_STATUS_OK;
1543 status = map_nt_error_from_unix(errno);
1547 vfs_ChDir(fsp->conn,saved_dir);
1548 TALLOC_FREE(saved_dir);
1549 TALLOC_FREE(parent_dir);
1554 int smb_vfs_call_chdir(struct vfs_handle_struct *handle, const char *path)
1557 return handle->fns->chdir(handle, path);
1560 char *smb_vfs_call_getwd(struct vfs_handle_struct *handle, char *buf)
1563 return handle->fns->getwd(handle, buf);
1566 int smb_vfs_call_ntimes(struct vfs_handle_struct *handle,
1567 const struct smb_filename *smb_fname,
1568 struct smb_file_time *ft)
1571 return handle->fns->ntimes(handle, smb_fname, ft);
1574 int smb_vfs_call_ftruncate(struct vfs_handle_struct *handle,
1575 struct files_struct *fsp, SMB_OFF_T offset)
1577 VFS_FIND(ftruncate);
1578 return handle->fns->ftruncate(handle, fsp, offset);
1581 int smb_vfs_call_fallocate(struct vfs_handle_struct *handle,
1582 struct files_struct *fsp,
1583 enum vfs_fallocate_mode mode,
1587 VFS_FIND(fallocate);
1588 return handle->fns->fallocate(handle, fsp, mode, offset, len);
1591 int smb_vfs_call_kernel_flock(struct vfs_handle_struct *handle,
1592 struct files_struct *fsp, uint32 share_mode,
1593 uint32_t access_mask)
1595 VFS_FIND(kernel_flock);
1596 return handle->fns->kernel_flock(handle, fsp, share_mode,
1600 int smb_vfs_call_linux_setlease(struct vfs_handle_struct *handle,
1601 struct files_struct *fsp, int leasetype)
1603 VFS_FIND(linux_setlease);
1604 return handle->fns->linux_setlease(handle, fsp, leasetype);
1607 int smb_vfs_call_symlink(struct vfs_handle_struct *handle, const char *oldpath,
1608 const char *newpath)
1611 return handle->fns->symlink(handle, oldpath, newpath);
1614 int smb_vfs_call_vfs_readlink(struct vfs_handle_struct *handle,
1615 const char *path, char *buf, size_t bufsiz)
1617 VFS_FIND(vfs_readlink);
1618 return handle->fns->vfs_readlink(handle, path, buf, bufsiz);
1621 int smb_vfs_call_link(struct vfs_handle_struct *handle, const char *oldpath,
1622 const char *newpath)
1625 return handle->fns->link(handle, oldpath, newpath);
1628 int smb_vfs_call_mknod(struct vfs_handle_struct *handle, const char *path,
1629 mode_t mode, SMB_DEV_T dev)
1632 return handle->fns->mknod(handle, path, mode, dev);
1635 char *smb_vfs_call_realpath(struct vfs_handle_struct *handle, const char *path)
1638 return handle->fns->realpath(handle, path);
1641 NTSTATUS smb_vfs_call_notify_watch(struct vfs_handle_struct *handle,
1642 struct sys_notify_context *ctx,
1643 struct notify_entry *e,
1644 void (*callback)(struct sys_notify_context *ctx,
1646 struct notify_event *ev),
1647 void *private_data, void *handle_p)
1649 VFS_FIND(notify_watch);
1650 return handle->fns->notify_watch(handle, ctx, e, callback,
1651 private_data, handle_p);
1654 int smb_vfs_call_chflags(struct vfs_handle_struct *handle, const char *path,
1658 return handle->fns->chflags(handle, path, flags);
1661 struct file_id smb_vfs_call_file_id_create(struct vfs_handle_struct *handle,
1662 const SMB_STRUCT_STAT *sbuf)
1664 VFS_FIND(file_id_create);
1665 return handle->fns->file_id_create(handle, sbuf);
1668 NTSTATUS smb_vfs_call_streaminfo(struct vfs_handle_struct *handle,
1669 struct files_struct *fsp,
1671 TALLOC_CTX *mem_ctx,
1672 unsigned int *num_streams,
1673 struct stream_struct **streams)
1675 VFS_FIND(streaminfo);
1676 return handle->fns->streaminfo(handle, fsp, fname, mem_ctx,
1677 num_streams, streams);
1680 int smb_vfs_call_get_real_filename(struct vfs_handle_struct *handle,
1681 const char *path, const char *name,
1682 TALLOC_CTX *mem_ctx, char **found_name)
1684 VFS_FIND(get_real_filename);
1685 return handle->fns->get_real_filename(handle, path, name, mem_ctx,
1689 const char *smb_vfs_call_connectpath(struct vfs_handle_struct *handle,
1690 const char *filename)
1692 VFS_FIND(connectpath);
1693 return handle->fns->connectpath(handle, filename);
1696 bool smb_vfs_call_strict_lock(struct vfs_handle_struct *handle,
1697 struct files_struct *fsp,
1698 struct lock_struct *plock)
1700 VFS_FIND(strict_lock);
1701 return handle->fns->strict_lock(handle, fsp, plock);
1704 void smb_vfs_call_strict_unlock(struct vfs_handle_struct *handle,
1705 struct files_struct *fsp,
1706 struct lock_struct *plock)
1708 VFS_FIND(strict_unlock);
1709 handle->fns->strict_unlock(handle, fsp, plock);
1712 NTSTATUS smb_vfs_call_translate_name(struct vfs_handle_struct *handle,
1714 enum vfs_translate_direction direction,
1715 TALLOC_CTX *mem_ctx,
1718 VFS_FIND(translate_name);
1719 return handle->fns->translate_name(handle, name, direction, mem_ctx,
1723 NTSTATUS smb_vfs_call_fget_nt_acl(struct vfs_handle_struct *handle,
1724 struct files_struct *fsp,
1725 uint32 security_info,
1726 struct security_descriptor **ppdesc)
1728 VFS_FIND(fget_nt_acl);
1729 return handle->fns->fget_nt_acl(handle, fsp, security_info,
1733 NTSTATUS smb_vfs_call_get_nt_acl(struct vfs_handle_struct *handle,
1735 uint32 security_info,
1736 struct security_descriptor **ppdesc)
1738 VFS_FIND(get_nt_acl);
1739 return handle->fns->get_nt_acl(handle, name, security_info, ppdesc);
1742 NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
1743 struct files_struct *fsp,
1744 uint32 security_info_sent,
1745 const struct security_descriptor *psd)
1747 VFS_FIND(fset_nt_acl);
1748 return handle->fns->fset_nt_acl(handle, fsp, security_info_sent, psd);
1751 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
1754 VFS_FIND(chmod_acl);
1755 return handle->fns->chmod_acl(handle, name, mode);
1758 int smb_vfs_call_fchmod_acl(struct vfs_handle_struct *handle,
1759 struct files_struct *fsp, mode_t mode)
1761 VFS_FIND(fchmod_acl);
1762 return handle->fns->fchmod_acl(handle, fsp, mode);
1765 int smb_vfs_call_sys_acl_get_entry(struct vfs_handle_struct *handle,
1766 SMB_ACL_T theacl, int entry_id,
1767 SMB_ACL_ENTRY_T *entry_p)
1769 VFS_FIND(sys_acl_get_entry);
1770 return handle->fns->sys_acl_get_entry(handle, theacl, entry_id,
1774 int smb_vfs_call_sys_acl_get_tag_type(struct vfs_handle_struct *handle,
1775 SMB_ACL_ENTRY_T entry_d,
1776 SMB_ACL_TAG_T *tag_type_p)
1778 VFS_FIND(sys_acl_get_tag_type);
1779 return handle->fns->sys_acl_get_tag_type(handle, entry_d, tag_type_p);
1782 int smb_vfs_call_sys_acl_get_permset(struct vfs_handle_struct *handle,
1783 SMB_ACL_ENTRY_T entry_d,
1784 SMB_ACL_PERMSET_T *permset_p)
1786 VFS_FIND(sys_acl_get_permset);
1787 return handle->fns->sys_acl_get_permset(handle, entry_d, permset_p);
1790 void * smb_vfs_call_sys_acl_get_qualifier(struct vfs_handle_struct *handle,
1791 SMB_ACL_ENTRY_T entry_d)
1793 VFS_FIND(sys_acl_get_qualifier);
1794 return handle->fns->sys_acl_get_qualifier(handle, entry_d);
1797 SMB_ACL_T smb_vfs_call_sys_acl_get_file(struct vfs_handle_struct *handle,
1799 SMB_ACL_TYPE_T type)
1801 VFS_FIND(sys_acl_get_file);
1802 return handle->fns->sys_acl_get_file(handle, path_p, type);
1805 SMB_ACL_T smb_vfs_call_sys_acl_get_fd(struct vfs_handle_struct *handle,
1806 struct files_struct *fsp)
1808 VFS_FIND(sys_acl_get_fd);
1809 return handle->fns->sys_acl_get_fd(handle, fsp);
1812 int smb_vfs_call_sys_acl_clear_perms(struct vfs_handle_struct *handle,
1813 SMB_ACL_PERMSET_T permset)
1815 VFS_FIND(sys_acl_clear_perms);
1816 return handle->fns->sys_acl_clear_perms(handle, permset);
1819 int smb_vfs_call_sys_acl_add_perm(struct vfs_handle_struct *handle,
1820 SMB_ACL_PERMSET_T permset,
1821 SMB_ACL_PERM_T perm)
1823 VFS_FIND(sys_acl_add_perm);
1824 return handle->fns->sys_acl_add_perm(handle, permset, perm);
1827 char * smb_vfs_call_sys_acl_to_text(struct vfs_handle_struct *handle,
1828 SMB_ACL_T theacl, ssize_t *plen)
1830 VFS_FIND(sys_acl_to_text);
1831 return handle->fns->sys_acl_to_text(handle, theacl, plen);
1834 SMB_ACL_T smb_vfs_call_sys_acl_init(struct vfs_handle_struct *handle,
1837 VFS_FIND(sys_acl_init);
1838 return handle->fns->sys_acl_init(handle, count);
1841 int smb_vfs_call_sys_acl_create_entry(struct vfs_handle_struct *handle,
1842 SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
1844 VFS_FIND(sys_acl_create_entry);
1845 return handle->fns->sys_acl_create_entry(handle, pacl, pentry);
1848 int smb_vfs_call_sys_acl_set_tag_type(struct vfs_handle_struct *handle,
1849 SMB_ACL_ENTRY_T entry,
1850 SMB_ACL_TAG_T tagtype)
1852 VFS_FIND(sys_acl_set_tag_type);
1853 return handle->fns->sys_acl_set_tag_type(handle, entry, tagtype);
1856 int smb_vfs_call_sys_acl_set_qualifier(struct vfs_handle_struct *handle,
1857 SMB_ACL_ENTRY_T entry, void *qual)
1859 VFS_FIND(sys_acl_set_qualifier);
1860 return handle->fns->sys_acl_set_qualifier(handle, entry, qual);
1863 int smb_vfs_call_sys_acl_set_permset(struct vfs_handle_struct *handle,
1864 SMB_ACL_ENTRY_T entry,
1865 SMB_ACL_PERMSET_T permset)
1867 VFS_FIND(sys_acl_set_permset);
1868 return handle->fns->sys_acl_set_permset(handle, entry, permset);
1871 int smb_vfs_call_sys_acl_valid(struct vfs_handle_struct *handle,
1874 VFS_FIND(sys_acl_valid);
1875 return handle->fns->sys_acl_valid(handle, theacl);
1878 int smb_vfs_call_sys_acl_set_file(struct vfs_handle_struct *handle,
1879 const char *name, SMB_ACL_TYPE_T acltype,
1882 VFS_FIND(sys_acl_set_file);
1883 return handle->fns->sys_acl_set_file(handle, name, acltype, theacl);
1886 int smb_vfs_call_sys_acl_set_fd(struct vfs_handle_struct *handle,
1887 struct files_struct *fsp, SMB_ACL_T theacl)
1889 VFS_FIND(sys_acl_set_fd);
1890 return handle->fns->sys_acl_set_fd(handle, fsp, theacl);
1893 int smb_vfs_call_sys_acl_delete_def_file(struct vfs_handle_struct *handle,
1896 VFS_FIND(sys_acl_delete_def_file);
1897 return handle->fns->sys_acl_delete_def_file(handle, path);
1900 int smb_vfs_call_sys_acl_get_perm(struct vfs_handle_struct *handle,
1901 SMB_ACL_PERMSET_T permset,
1902 SMB_ACL_PERM_T perm)
1904 VFS_FIND(sys_acl_get_perm);
1905 return handle->fns->sys_acl_get_perm(handle, permset, perm);
1908 int smb_vfs_call_sys_acl_free_text(struct vfs_handle_struct *handle,
1911 VFS_FIND(sys_acl_free_text);
1912 return handle->fns->sys_acl_free_text(handle, text);
1915 int smb_vfs_call_sys_acl_free_acl(struct vfs_handle_struct *handle,
1916 SMB_ACL_T posix_acl)
1918 VFS_FIND(sys_acl_free_acl);
1919 return handle->fns->sys_acl_free_acl(handle, posix_acl);
1922 int smb_vfs_call_sys_acl_free_qualifier(struct vfs_handle_struct *handle,
1923 void *qualifier, SMB_ACL_TAG_T tagtype)
1925 VFS_FIND(sys_acl_free_qualifier);
1926 return handle->fns->sys_acl_free_qualifier(handle, qualifier, tagtype);
1929 ssize_t smb_vfs_call_getxattr(struct vfs_handle_struct *handle,
1930 const char *path, const char *name, void *value,
1934 return handle->fns->getxattr(handle, path, name, value, size);
1937 ssize_t smb_vfs_call_lgetxattr(struct vfs_handle_struct *handle,
1938 const char *path, const char *name, void *value,
1941 VFS_FIND(lgetxattr);
1942 return handle->fns->lgetxattr(handle, path, name, value, size);
1945 ssize_t smb_vfs_call_fgetxattr(struct vfs_handle_struct *handle,
1946 struct files_struct *fsp, const char *name,
1947 void *value, size_t size)
1949 VFS_FIND(fgetxattr);
1950 return handle->fns->fgetxattr(handle, fsp, name, value, size);
1953 ssize_t smb_vfs_call_listxattr(struct vfs_handle_struct *handle,
1954 const char *path, char *list, size_t size)
1956 VFS_FIND(listxattr);
1957 return handle->fns->listxattr(handle, path, list, size);
1960 ssize_t smb_vfs_call_llistxattr(struct vfs_handle_struct *handle,
1961 const char *path, char *list, size_t size)
1963 VFS_FIND(llistxattr);
1964 return handle->fns->llistxattr(handle, path, list, size);
1967 ssize_t smb_vfs_call_flistxattr(struct vfs_handle_struct *handle,
1968 struct files_struct *fsp, char *list,
1971 VFS_FIND(flistxattr);
1972 return handle->fns->flistxattr(handle, fsp, list, size);
1975 int smb_vfs_call_removexattr(struct vfs_handle_struct *handle,
1976 const char *path, const char *name)
1978 VFS_FIND(removexattr);
1979 return handle->fns->removexattr(handle, path, name);
1982 int smb_vfs_call_lremovexattr(struct vfs_handle_struct *handle,
1983 const char *path, const char *name)
1985 VFS_FIND(lremovexattr);
1986 return handle->fns->lremovexattr(handle, path, name);
1989 int smb_vfs_call_fremovexattr(struct vfs_handle_struct *handle,
1990 struct files_struct *fsp, const char *name)
1992 VFS_FIND(fremovexattr);
1993 return handle->fns->fremovexattr(handle, fsp, name);
1996 int smb_vfs_call_setxattr(struct vfs_handle_struct *handle, const char *path,
1997 const char *name, const void *value, size_t size,
2001 return handle->fns->setxattr(handle, path, name, value, size, flags);
2004 int smb_vfs_call_lsetxattr(struct vfs_handle_struct *handle, const char *path,
2005 const char *name, const void *value, size_t size,
2008 VFS_FIND(lsetxattr);
2009 return handle->fns->lsetxattr(handle, path, name, value, size, flags);
2012 int smb_vfs_call_fsetxattr(struct vfs_handle_struct *handle,
2013 struct files_struct *fsp, const char *name,
2014 const void *value, size_t size, int flags)
2016 VFS_FIND(fsetxattr);
2017 return handle->fns->fsetxattr(handle, fsp, name, value, size, flags);
2020 int smb_vfs_call_aio_read(struct vfs_handle_struct *handle,
2021 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
2024 return handle->fns->aio_read(handle, fsp, aiocb);
2027 int smb_vfs_call_aio_write(struct vfs_handle_struct *handle,
2028 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
2030 VFS_FIND(aio_write);
2031 return handle->fns->aio_write(handle, fsp, aiocb);
2034 ssize_t smb_vfs_call_aio_return_fn(struct vfs_handle_struct *handle,
2035 struct files_struct *fsp,
2036 SMB_STRUCT_AIOCB *aiocb)
2038 VFS_FIND(aio_return_fn);
2039 return handle->fns->aio_return_fn(handle, fsp, aiocb);
2042 int smb_vfs_call_aio_cancel(struct vfs_handle_struct *handle,
2043 struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
2045 VFS_FIND(aio_cancel);
2046 return handle->fns->aio_cancel(handle, fsp, aiocb);
2049 int smb_vfs_call_aio_error_fn(struct vfs_handle_struct *handle,
2050 struct files_struct *fsp,
2051 SMB_STRUCT_AIOCB *aiocb)
2053 VFS_FIND(aio_error_fn);
2054 return handle->fns->aio_error_fn(handle, fsp, aiocb);
2057 int smb_vfs_call_aio_fsync(struct vfs_handle_struct *handle,
2058 struct files_struct *fsp, int op,
2059 SMB_STRUCT_AIOCB *aiocb)
2061 VFS_FIND(aio_fsync);
2062 return handle->fns->aio_fsync(handle, fsp, op, aiocb);
2065 int smb_vfs_call_aio_suspend(struct vfs_handle_struct *handle,
2066 struct files_struct *fsp,
2067 const SMB_STRUCT_AIOCB * const aiocb[], int n,
2068 const struct timespec *timeout)
2070 VFS_FIND(aio_suspend);
2071 return handle->fns->aio_suspend(handle, fsp, aiocb, n, timeout);
2074 bool smb_vfs_call_aio_force(struct vfs_handle_struct *handle,
2075 struct files_struct *fsp)
2077 VFS_FIND(aio_force);
2078 return handle->fns->aio_force(handle, fsp);
2081 bool smb_vfs_call_is_offline(struct vfs_handle_struct *handle,
2082 const struct smb_filename *fname,
2083 SMB_STRUCT_STAT *sbuf)
2085 VFS_FIND(is_offline);
2086 return handle->fns->is_offline(handle, fname, sbuf);
2089 int smb_vfs_call_set_offline(struct vfs_handle_struct *handle,
2090 const struct smb_filename *fname)
2092 VFS_FIND(set_offline);
2093 return handle->fns->set_offline(handle, fname);