2 Unix SMB/CIFS implementation.
4 simple NTVFS filesystem backend
6 Copyright (C) Andrew Tridgell 2003
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 this implements a very simple NTVFS filesystem backend.
25 this backend largely ignores the POSIX -> CIFS mappings, just doing absolutely
26 minimal work to give a working backend.
36 #define CHECK_READ_ONLY(req) do { if (lp_readonly(req->tcon->service)) return NT_STATUS_ACCESS_DENIED; } while (0)
39 static ssize_t pread(int __fd, void *__buf, size_t __nbytes, off_t __offset)
41 if (lseek(__fd, __offset, SEEK_SET) != __offset) {
44 return read(__fd, __buf, __nbytes);
49 static ssize_t pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
51 if (lseek(__fd, __offset, SEEK_SET) != __offset) {
54 return write(__fd, __buf, __nbytes);
59 connect to a share - used when a tree_connect operation comes
60 in. For a disk based backend we needs to ensure that the base
61 directory exists (tho it doesn't need to be accessible by the user,
64 static NTSTATUS svfs_connect(struct ntvfs_module_context *ntvfs,
65 struct smbsrv_request *req, const char *sharename)
68 struct smbsrv_tcon *tcon = req->tcon;
69 struct svfs_private *private;
71 private = talloc_p(tcon, struct svfs_private);
73 private->next_search_handle = 0;
74 private->connectpath = talloc_strdup(tcon, lp_pathname(tcon->service));
75 private->open_files = NULL;
76 private->search = NULL;
78 /* the directory must exist */
79 if (stat(private->connectpath, &st) != 0 || !S_ISDIR(st.st_mode)) {
80 DEBUG(0,("'%s' is not a directory, when connecting to [%s]\n",
81 private->connectpath, sharename));
82 return NT_STATUS_BAD_NETWORK_NAME;
85 tcon->fs_type = talloc_strdup(tcon, "NTFS");
86 tcon->dev_type = talloc_strdup(tcon, "A:");
88 ntvfs->private_data = private;
90 DEBUG(0,("WARNING: ntvfs simple: connect to share [%s] with ROOT privileges!!!\n",sharename));
96 disconnect from a share
98 static NTSTATUS svfs_disconnect(struct ntvfs_module_context *ntvfs,
99 struct smbsrv_tcon *tcon)
105 find open file handle given fd
107 static struct svfs_file *find_fd(struct svfs_private *private, int fd)
110 for (f=private->open_files;f;f=f->next) {
119 delete a file - the dirtype specifies the file types to include in the search.
120 The name can contain CIFS wildcards, but rarely does (except with OS/2 clients)
122 static NTSTATUS svfs_unlink(struct ntvfs_module_context *ntvfs,
123 struct smbsrv_request *req, struct smb_unlink *unl)
127 CHECK_READ_ONLY(req);
129 unix_path = svfs_unix_path(ntvfs, req, unl->in.pattern);
131 /* ignoring wildcards ... */
132 if (unlink(unix_path) == -1) {
133 return map_nt_error_from_unix(errno);
141 ioctl interface - we don't do any
143 static NTSTATUS svfs_ioctl(struct ntvfs_module_context *ntvfs,
144 struct smbsrv_request *req, union smb_ioctl *io)
146 return NT_STATUS_INVALID_PARAMETER;
150 check if a directory exists
152 static NTSTATUS svfs_chkpath(struct ntvfs_module_context *ntvfs,
153 struct smbsrv_request *req, struct smb_chkpath *cp)
158 unix_path = svfs_unix_path(ntvfs, req, cp->in.path);
160 if (stat(unix_path, &st) == -1) {
161 return map_nt_error_from_unix(errno);
164 if (!S_ISDIR(st.st_mode)) {
165 return NT_STATUS_NOT_A_DIRECTORY;
172 approximately map a struct stat to a generic fileinfo struct
174 static NTSTATUS svfs_map_fileinfo(struct ntvfs_module_context *ntvfs,
175 struct smbsrv_request *req, union smb_fileinfo *info,
176 struct stat *st, const char *unix_path)
178 struct svfs_dir *dir = NULL;
179 char *pattern = NULL;
181 const char *s, *short_name;
183 s = strrchr(unix_path, '/');
190 asprintf(&pattern, "%s:*", unix_path);
193 dir = svfs_list_unix(req, req, pattern);
196 unix_to_nt_time(&info->generic.out.create_time, st->st_ctime);
197 unix_to_nt_time(&info->generic.out.access_time, st->st_atime);
198 unix_to_nt_time(&info->generic.out.write_time, st->st_mtime);
199 unix_to_nt_time(&info->generic.out.change_time, st->st_mtime);
200 info->generic.out.alloc_size = st->st_size;
201 info->generic.out.size = st->st_size;
202 info->generic.out.attrib = svfs_unix_to_dos_attrib(st->st_mode);
203 info->generic.out.alloc_size = st->st_blksize * st->st_blocks;
204 info->generic.out.nlink = st->st_nlink;
205 info->generic.out.directory = S_ISDIR(st->st_mode) ? 1 : 0;
206 info->generic.out.file_id = svfs_file_id(st);
207 /* REWRITE: TODO stuff in here */
208 info->generic.out.delete_pending = 0;
209 info->generic.out.ea_size = 0;
210 info->generic.out.num_eas = 0;
211 info->generic.out.fname.s = talloc_strdup(req, short_name);
212 info->generic.out.alt_fname.s = talloc_strdup(req, short_name);
213 info->generic.out.compressed_size = 0;
214 info->generic.out.format = 0;
215 info->generic.out.unit_shift = 0;
216 info->generic.out.chunk_shift = 0;
217 info->generic.out.cluster_shift = 0;
219 info->generic.out.access_flags = 0;
220 info->generic.out.position = 0;
221 info->generic.out.mode = 0;
222 info->generic.out.alignment_requirement = 0;
223 info->generic.out.reparse_tag = 0;
224 info->generic.out.num_streams = 0;
225 /* setup a single data stream */
226 info->generic.out.num_streams = 1 + (dir?dir->count:0);
227 info->generic.out.streams = talloc_array_p(req,
228 struct stream_struct,
229 info->generic.out.num_streams);
230 if (!info->generic.out.streams) {
231 return NT_STATUS_NO_MEMORY;
233 info->generic.out.streams[0].size = st->st_size;
234 info->generic.out.streams[0].alloc_size = st->st_size;
235 info->generic.out.streams[0].stream_name.s = talloc_strdup(req,"::$DATA");
237 for (i=0;dir && i<dir->count;i++) {
238 s = strchr(dir->files[i].name, ':');
239 info->generic.out.streams[1+i].size = dir->files[i].st.st_size;
240 info->generic.out.streams[1+i].alloc_size = dir->files[i].st.st_size;
241 info->generic.out.streams[1+i].stream_name.s = s?s:dir->files[i].name;
248 return info on a pathname
250 static NTSTATUS svfs_qpathinfo(struct ntvfs_module_context *ntvfs,
251 struct smbsrv_request *req, union smb_fileinfo *info)
256 DEBUG(19,("svfs_qpathinfo: file %s level 0x%x\n", info->generic.in.fname, info->generic.level));
257 if (info->generic.level != RAW_FILEINFO_GENERIC) {
258 return ntvfs_map_qpathinfo(req, info, ntvfs);
261 unix_path = svfs_unix_path(ntvfs, req, info->generic.in.fname);
262 DEBUG(19,("svfs_qpathinfo: file %s\n", unix_path));
263 if (stat(unix_path, &st) == -1) {
264 DEBUG(19,("svfs_qpathinfo: file %s errno=%d\n", unix_path, errno));
265 return map_nt_error_from_unix(errno);
267 DEBUG(19,("svfs_qpathinfo: file %s, stat done\n", unix_path));
268 return svfs_map_fileinfo(ntvfs, req, info, &st, unix_path);
272 query info on a open file
274 static NTSTATUS svfs_qfileinfo(struct ntvfs_module_context *ntvfs,
275 struct smbsrv_request *req, union smb_fileinfo *info)
277 struct svfs_private *private = ntvfs->private_data;
281 if (info->generic.level != RAW_FILEINFO_GENERIC) {
282 return ntvfs_map_qfileinfo(req, info, ntvfs);
285 f = find_fd(private, info->generic.in.fnum);
287 return NT_STATUS_INVALID_HANDLE;
290 if (fstat(info->generic.in.fnum, &st) == -1) {
291 return map_nt_error_from_unix(errno);
294 return svfs_map_fileinfo(ntvfs, req,info, &st, f->name);
301 static NTSTATUS svfs_open(struct ntvfs_module_context *ntvfs,
302 struct smbsrv_request *req, union smb_open *io)
304 struct svfs_private *private = ntvfs->private_data;
309 int create_flags, rdwr_flags;
311 if (io->generic.level != RAW_OPEN_GENERIC) {
312 return ntvfs_map_open(req, io, ntvfs);
315 if (lp_readonly(req->tcon->service)) {
317 rdwr_flags = O_RDONLY;
319 create_flags = O_CREAT;
323 unix_path = svfs_unix_path(ntvfs, req, io->ntcreatex.in.fname);
325 switch (io->generic.in.open_disposition) {
326 case NTCREATEX_DISP_SUPERSEDE:
327 case NTCREATEX_DISP_OVERWRITE_IF:
328 flags = create_flags | O_TRUNC;
330 case NTCREATEX_DISP_OPEN:
331 case NTCREATEX_DISP_OVERWRITE:
334 case NTCREATEX_DISP_CREATE:
335 flags = create_flags | O_EXCL;
337 case NTCREATEX_DISP_OPEN_IF:
338 flags = create_flags;
347 if (io->generic.in.create_options & NTCREATEX_OPTIONS_DIRECTORY) {
348 flags = O_RDONLY | O_DIRECTORY;
349 if (lp_readonly(req->tcon->service)) {
352 switch (io->generic.in.open_disposition) {
353 case NTCREATEX_DISP_CREATE:
354 if (mkdir(unix_path, 0755) == -1) {
355 DEBUG(9,("svfs_open: mkdir %s errno=%d\n", unix_path, errno));
356 return map_nt_error_from_unix(errno);
359 case NTCREATEX_DISP_OPEN_IF:
360 if (mkdir(unix_path, 0755) == -1 && errno != EEXIST) {
361 DEBUG(9,("svfs_open: mkdir %s errno=%d\n", unix_path, errno));
362 return map_nt_error_from_unix(errno);
369 fd = open(unix_path, flags, 0644);
371 return map_nt_error_from_unix(errno);
374 if (fstat(fd, &st) == -1) {
375 DEBUG(9,("svfs_open: fstat errno=%d\n", errno));
377 return map_nt_error_from_unix(errno);
380 f = talloc_p(req->tcon, struct svfs_file);
382 f->name = talloc_strdup(req->tcon, unix_path);
384 DLIST_ADD(private->open_files, f);
386 ZERO_STRUCT(io->generic.out);
388 unix_to_nt_time(&io->generic.out.create_time, st.st_ctime);
389 unix_to_nt_time(&io->generic.out.access_time, st.st_atime);
390 unix_to_nt_time(&io->generic.out.write_time, st.st_mtime);
391 unix_to_nt_time(&io->generic.out.change_time, st.st_mtime);
392 io->generic.out.fnum = fd;
393 io->generic.out.alloc_size = st.st_size;
394 io->generic.out.size = st.st_size;
395 io->generic.out.attrib = svfs_unix_to_dos_attrib(st.st_mode);
396 io->generic.out.is_directory = S_ISDIR(st.st_mode) ? 1 : 0;
404 static NTSTATUS svfs_mkdir(struct ntvfs_module_context *ntvfs,
405 struct smbsrv_request *req, union smb_mkdir *md)
409 CHECK_READ_ONLY(req);
411 if (md->generic.level != RAW_MKDIR_MKDIR) {
412 return NT_STATUS_INVALID_LEVEL;
415 unix_path = svfs_unix_path(ntvfs, req, md->mkdir.in.path);
417 if (mkdir(unix_path, 0777) == -1) {
418 return map_nt_error_from_unix(errno);
427 static NTSTATUS svfs_rmdir(struct ntvfs_module_context *ntvfs,
428 struct smbsrv_request *req, struct smb_rmdir *rd)
432 CHECK_READ_ONLY(req);
434 unix_path = svfs_unix_path(ntvfs, req, rd->in.path);
436 if (rmdir(unix_path) == -1) {
437 return map_nt_error_from_unix(errno);
444 rename a set of files
446 static NTSTATUS svfs_rename(struct ntvfs_module_context *ntvfs,
447 struct smbsrv_request *req, union smb_rename *ren)
449 char *unix_path1, *unix_path2;
451 CHECK_READ_ONLY(req);
453 if (ren->generic.level != RAW_RENAME_RENAME) {
454 return NT_STATUS_INVALID_LEVEL;
457 unix_path1 = svfs_unix_path(ntvfs, req, ren->rename.in.pattern1);
458 unix_path2 = svfs_unix_path(ntvfs, req, ren->rename.in.pattern2);
460 if (rename(unix_path1, unix_path2) == -1) {
461 return map_nt_error_from_unix(errno);
470 static NTSTATUS svfs_copy(struct ntvfs_module_context *ntvfs,
471 struct smbsrv_request *req, struct smb_copy *cp)
473 return NT_STATUS_NOT_SUPPORTED;
479 static NTSTATUS svfs_read(struct ntvfs_module_context *ntvfs,
480 struct smbsrv_request *req, union smb_read *rd)
484 if (rd->generic.level != RAW_READ_READX) {
485 return NT_STATUS_NOT_SUPPORTED;
488 ret = pread(rd->readx.in.fnum,
491 rd->readx.in.offset);
493 return map_nt_error_from_unix(errno);
496 rd->readx.out.nread = ret;
497 rd->readx.out.remaining = 0; /* should fill this in? */
498 rd->readx.out.compaction_mode = 0;
506 static NTSTATUS svfs_write(struct ntvfs_module_context *ntvfs,
507 struct smbsrv_request *req, union smb_write *wr)
511 if (wr->generic.level != RAW_WRITE_WRITEX) {
512 return ntvfs_map_write(req, wr, ntvfs);
515 CHECK_READ_ONLY(req);
517 ret = pwrite(wr->writex.in.fnum,
520 wr->writex.in.offset);
522 return map_nt_error_from_unix(errno);
525 wr->writex.out.nwritten = ret;
526 wr->writex.out.remaining = 0; /* should fill this in? */
534 static NTSTATUS svfs_seek(struct ntvfs_module_context *ntvfs,
535 struct smbsrv_request *req, struct smb_seek *io)
537 return NT_STATUS_NOT_SUPPORTED;
543 static NTSTATUS svfs_flush(struct ntvfs_module_context *ntvfs,
544 struct smbsrv_request *req, struct smb_flush *io)
553 static NTSTATUS svfs_close(struct ntvfs_module_context *ntvfs,
554 struct smbsrv_request *req, union smb_close *io)
556 struct svfs_private *private = ntvfs->private_data;
559 if (io->generic.level != RAW_CLOSE_CLOSE) {
560 /* we need a mapping function */
561 return NT_STATUS_INVALID_LEVEL;
564 f = find_fd(private, io->close.in.fnum);
566 return NT_STATUS_INVALID_HANDLE;
569 if (close(io->close.in.fnum) == -1) {
570 return map_nt_error_from_unix(errno);
573 DLIST_REMOVE(private->open_files, f);
574 talloc_free(f->name);
583 static NTSTATUS svfs_exit(struct ntvfs_module_context *ntvfs,
584 struct smbsrv_request *req)
586 return NT_STATUS_NOT_SUPPORTED;
590 logoff - closing files
592 static NTSTATUS svfs_logoff(struct ntvfs_module_context *ntvfs,
593 struct smbsrv_request *req)
595 return NT_STATUS_NOT_SUPPORTED;
599 setup for an async call
601 static NTSTATUS svfs_async_setup(struct ntvfs_module_context *ntvfs,
602 struct smbsrv_request *req,
611 static NTSTATUS svfs_lock(struct ntvfs_module_context *ntvfs,
612 struct smbsrv_request *req, union smb_lock *lck)
614 DEBUG(0,("REWRITE: not doing byte range locking!\n"));
619 set info on a pathname
621 static NTSTATUS svfs_setpathinfo(struct ntvfs_module_context *ntvfs,
622 struct smbsrv_request *req, union smb_setfileinfo *st)
624 CHECK_READ_ONLY(req);
626 return NT_STATUS_NOT_SUPPORTED;
630 set info on a open file
632 static NTSTATUS svfs_setfileinfo(struct ntvfs_module_context *ntvfs,
633 struct smbsrv_request *req,
634 union smb_setfileinfo *info)
636 struct utimbuf unix_times;
639 CHECK_READ_ONLY(req);
641 switch (info->generic.level) {
642 case RAW_SFILEINFO_END_OF_FILE_INFO:
643 case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
644 if (ftruncate(info->end_of_file_info.file.fnum,
645 info->end_of_file_info.in.size) == -1) {
646 return map_nt_error_from_unix(errno);
649 case RAW_SFILEINFO_SETATTRE:
650 unix_times.actime = info->setattre.in.access_time;
651 unix_times.modtime = info->setattre.in.write_time;
652 fd = info->setattre.file.fnum;
654 if (unix_times.actime == 0 && unix_times.modtime == 0) {
658 /* set modify time = to access time if modify time was 0 */
659 if (unix_times.actime != 0 && unix_times.modtime == 0) {
660 unix_times.modtime = unix_times.actime;
663 /* Set the date on this file */
664 if (svfs_file_utime(fd, &unix_times) != 0) {
665 return NT_STATUS_ACCESS_DENIED;
674 return filesystem space info
676 static NTSTATUS svfs_fsinfo(struct ntvfs_module_context *ntvfs,
677 struct smbsrv_request *req, union smb_fsinfo *fs)
679 struct svfs_private *private = ntvfs->private_data;
682 if (fs->generic.level != RAW_QFS_GENERIC) {
683 return ntvfs_map_fsinfo(req, fs, ntvfs);
686 if (sys_fsusage(private->connectpath,
687 &fs->generic.out.blocks_free,
688 &fs->generic.out.blocks_total) == -1) {
689 return map_nt_error_from_unix(errno);
692 fs->generic.out.block_size = 512;
694 if (stat(private->connectpath, &st) != 0) {
695 return NT_STATUS_DISK_CORRUPT_ERROR;
698 fs->generic.out.fs_id = st.st_ino;
699 unix_to_nt_time(&fs->generic.out.create_time, st.st_ctime);
700 fs->generic.out.serial_number = st.st_ino;
701 fs->generic.out.fs_attr = 0;
702 fs->generic.out.max_file_component_length = 255;
703 fs->generic.out.device_type = 0;
704 fs->generic.out.device_characteristics = 0;
705 fs->generic.out.quota_soft = 0;
706 fs->generic.out.quota_hard = 0;
707 fs->generic.out.quota_flags = 0;
708 fs->generic.out.volume_name = talloc_strdup(req, lp_servicename(req->tcon->service));
709 fs->generic.out.fs_type = req->tcon->fs_type;
716 return filesystem attribute info
718 static NTSTATUS svfs_fsattr(struct ntvfs_module_context *ntvfs,
719 struct smbsrv_request *req, union smb_fsattr *fs)
722 struct svfs_private *private = ntvfs->private_data;
724 if (fs->generic.level != RAW_FSATTR_GENERIC) {
725 return ntvfs_map_fsattr(req, fs, ntvfs);
728 if (stat(private->connectpath, &st) == -1) {
729 return map_nt_error_from_unix(errno);
732 unix_to_nt_time(&fs->generic.out.create_time, st.st_ctime);
733 fs->generic.out.fs_attr =
734 FILE_CASE_PRESERVED_NAMES |
735 FILE_CASE_SENSITIVE_SEARCH |
736 FILE_PERSISTENT_ACLS;
737 fs->generic.out.max_file_component_length = 255;
738 fs->generic.out.serial_number = 1;
739 fs->generic.out.fs_type = talloc_strdup(req, "NTFS");
740 fs->generic.out.volume_name = talloc_strdup(req,
741 lp_servicename(req->tcon->service));
748 return print queue info
750 static NTSTATUS svfs_lpq(struct ntvfs_module_context *ntvfs,
751 struct smbsrv_request *req, union smb_lpq *lpq)
753 return NT_STATUS_NOT_SUPPORTED;
757 list files in a directory matching a wildcard pattern
759 static NTSTATUS svfs_search_first(struct ntvfs_module_context *ntvfs,
760 struct smbsrv_request *req, union smb_search_first *io,
761 void *search_private,
762 BOOL (*callback)(void *, union smb_search_data *))
764 struct svfs_dir *dir;
766 struct svfs_private *private = ntvfs->private_data;
767 struct search_state *search;
768 union smb_search_data file;
771 if (io->generic.level != RAW_SEARCH_BOTH_DIRECTORY_INFO) {
772 return NT_STATUS_NOT_SUPPORTED;
775 search = talloc_zero_p(private, struct search_state);
777 return NT_STATUS_NO_MEMORY;
780 max_count = io->t2ffirst.in.max_count;
782 dir = svfs_list(ntvfs, req, io->t2ffirst.in.pattern);
784 return NT_STATUS_FOOBAR;
787 search->handle = private->next_search_handle;
790 if (dir->count < max_count) {
791 max_count = dir->count;
794 for (i=0; i < max_count;i++) {
796 unix_to_nt_time(&file.both_directory_info.create_time, dir->files[i].st.st_ctime);
797 unix_to_nt_time(&file.both_directory_info.access_time, dir->files[i].st.st_atime);
798 unix_to_nt_time(&file.both_directory_info.write_time, dir->files[i].st.st_mtime);
799 unix_to_nt_time(&file.both_directory_info.change_time, dir->files[i].st.st_mtime);
800 file.both_directory_info.name.s = dir->files[i].name;
801 file.both_directory_info.short_name.s = dir->files[i].name;
802 file.both_directory_info.size = dir->files[i].st.st_size;
803 file.both_directory_info.attrib = svfs_unix_to_dos_attrib(dir->files[i].st.st_mode);
805 if (!callback(search_private, &file)) {
810 search->current_index = i;
812 io->t2ffirst.out.count = i;
813 io->t2ffirst.out.handle = search->handle;
814 io->t2ffirst.out.end_of_search = (i == dir->count) ? 1 : 0;
816 /* work out if we are going to keep the search state */
817 if ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
818 ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
821 private->next_search_handle++;
822 DLIST_ADD(private->search, search);
828 /* continue a search */
829 static NTSTATUS svfs_search_next(struct ntvfs_module_context *ntvfs,
830 struct smbsrv_request *req, union smb_search_next *io,
831 void *search_private,
832 BOOL (*callback)(void *, union smb_search_data *))
834 struct svfs_dir *dir;
836 struct svfs_private *private = ntvfs->private_data;
837 struct search_state *search;
838 union smb_search_data file;
841 if (io->generic.level != RAW_SEARCH_BOTH_DIRECTORY_INFO) {
842 return NT_STATUS_NOT_SUPPORTED;
845 for (search=private->search; search; search = search->next) {
846 if (search->handle == io->t2fnext.in.handle) break;
850 /* we didn't find the search handle */
851 return NT_STATUS_FOOBAR;
856 /* the client might be asking for something other than just continuing
858 if (!(io->t2fnext.in.flags & FLAG_TRANS2_FIND_CONTINUE) &&
859 (io->t2fnext.in.flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) &&
860 io->t2fnext.in.last_name && *io->t2fnext.in.last_name) {
861 /* look backwards first */
862 for (i=search->current_index; i > 0; i--) {
863 if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
864 search->current_index = i;
869 /* then look forwards */
870 for (i=search->current_index+1; i <= dir->count; i++) {
871 if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
872 search->current_index = i;
879 max_count = search->current_index + io->t2fnext.in.max_count;
881 if (max_count > dir->count) {
882 max_count = dir->count;
885 for (i = search->current_index; i < max_count;i++) {
887 unix_to_nt_time(&file.both_directory_info.create_time, dir->files[i].st.st_ctime);
888 unix_to_nt_time(&file.both_directory_info.access_time, dir->files[i].st.st_atime);
889 unix_to_nt_time(&file.both_directory_info.write_time, dir->files[i].st.st_mtime);
890 unix_to_nt_time(&file.both_directory_info.change_time, dir->files[i].st.st_mtime);
891 file.both_directory_info.name.s = dir->files[i].name;
892 file.both_directory_info.short_name.s = dir->files[i].name;
893 file.both_directory_info.size = dir->files[i].st.st_size;
894 file.both_directory_info.attrib = svfs_unix_to_dos_attrib(dir->files[i].st.st_mode);
896 if (!callback(search_private, &file)) {
901 io->t2fnext.out.count = i - search->current_index;
902 io->t2fnext.out.end_of_search = (i == dir->count) ? 1 : 0;
904 search->current_index = i;
906 /* work out if we are going to keep the search state */
907 if ((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
908 ((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
909 DLIST_REMOVE(private->search, search);
917 static NTSTATUS svfs_search_close(struct ntvfs_module_context *ntvfs,
918 struct smbsrv_request *req, union smb_search_close *io)
920 struct svfs_private *private = ntvfs->private_data;
921 struct search_state *search;
923 for (search=private->search; search; search = search->next) {
924 if (search->handle == io->findclose.in.handle) break;
928 /* we didn't find the search handle */
929 return NT_STATUS_FOOBAR;
932 DLIST_REMOVE(private->search, search);
938 /* SMBtrans - not used on file shares */
939 static NTSTATUS svfs_trans(struct ntvfs_module_context *ntvfs,
940 struct smbsrv_request *req, struct smb_trans2 *trans2)
942 return NT_STATUS_ACCESS_DENIED;
947 initialialise the POSIX disk backend, registering ourselves with the ntvfs subsystem
949 NTSTATUS ntvfs_simple_init(void)
952 struct ntvfs_ops ops;
956 /* fill in all the operations */
957 ops.connect = svfs_connect;
958 ops.disconnect = svfs_disconnect;
959 ops.unlink = svfs_unlink;
960 ops.chkpath = svfs_chkpath;
961 ops.qpathinfo = svfs_qpathinfo;
962 ops.setpathinfo = svfs_setpathinfo;
963 ops.open = svfs_open;
964 ops.mkdir = svfs_mkdir;
965 ops.rmdir = svfs_rmdir;
966 ops.rename = svfs_rename;
967 ops.copy = svfs_copy;
968 ops.ioctl = svfs_ioctl;
969 ops.read = svfs_read;
970 ops.write = svfs_write;
971 ops.seek = svfs_seek;
972 ops.flush = svfs_flush;
973 ops.close = svfs_close;
974 ops.exit = svfs_exit;
975 ops.lock = svfs_lock;
976 ops.setfileinfo = svfs_setfileinfo;
977 ops.qfileinfo = svfs_qfileinfo;
978 ops.fsinfo = svfs_fsinfo;
980 ops.search_first = svfs_search_first;
981 ops.search_next = svfs_search_next;
982 ops.search_close = svfs_search_close;
983 ops.trans = svfs_trans;
984 ops.logoff = svfs_logoff;
985 ops.async_setup = svfs_async_setup;
987 /* register ourselves with the NTVFS subsystem. We register
991 ops.type = NTVFS_DISK;
993 ret = register_backend("ntvfs", &ops);
995 if (!NT_STATUS_IS_OK(ret)) {
996 DEBUG(0,("Failed to register simple backend with name: %s!\n",