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.
31 #include "system/time.h"
32 #include "dlinklist.h"
38 #define CHECK_READ_ONLY(req) do { if (lp_readonly(req->tcon->service)) return NT_STATUS_ACCESS_DENIED; } while (0)
41 static ssize_t pread(int __fd, void *__buf, size_t __nbytes, off_t __offset)
43 if (lseek(__fd, __offset, SEEK_SET) != __offset) {
46 return read(__fd, __buf, __nbytes);
51 static ssize_t pwrite(int __fd, const void *__buf, size_t __nbytes, off_t __offset)
53 if (lseek(__fd, __offset, SEEK_SET) != __offset) {
56 return write(__fd, __buf, __nbytes);
61 connect to a share - used when a tree_connect operation comes
62 in. For a disk based backend we needs to ensure that the base
63 directory exists (tho it doesn't need to be accessible by the user,
66 static NTSTATUS svfs_connect(struct ntvfs_module_context *ntvfs,
67 struct smbsrv_request *req, const char *sharename)
70 struct smbsrv_tcon *tcon = req->tcon;
71 struct svfs_private *private;
73 private = talloc_p(tcon, struct svfs_private);
75 private->next_search_handle = 0;
76 private->connectpath = talloc_strdup(tcon, lp_pathname(tcon->service));
77 private->open_files = NULL;
78 private->search = NULL;
80 /* the directory must exist */
81 if (stat(private->connectpath, &st) != 0 || !S_ISDIR(st.st_mode)) {
82 DEBUG(0,("'%s' is not a directory, when connecting to [%s]\n",
83 private->connectpath, sharename));
84 return NT_STATUS_BAD_NETWORK_NAME;
87 tcon->fs_type = talloc_strdup(tcon, "NTFS");
88 tcon->dev_type = talloc_strdup(tcon, "A:");
90 ntvfs->private_data = private;
92 DEBUG(0,("WARNING: ntvfs simple: connect to share [%s] with ROOT privileges!!!\n",sharename));
98 disconnect from a share
100 static NTSTATUS svfs_disconnect(struct ntvfs_module_context *ntvfs,
101 struct smbsrv_tcon *tcon)
107 find open file handle given fd
109 static struct svfs_file *find_fd(struct svfs_private *private, int fd)
112 for (f=private->open_files;f;f=f->next) {
121 delete a file - the dirtype specifies the file types to include in the search.
122 The name can contain CIFS wildcards, but rarely does (except with OS/2 clients)
124 static NTSTATUS svfs_unlink(struct ntvfs_module_context *ntvfs,
125 struct smbsrv_request *req, struct smb_unlink *unl)
129 CHECK_READ_ONLY(req);
131 unix_path = svfs_unix_path(ntvfs, req, unl->in.pattern);
133 /* ignoring wildcards ... */
134 if (unlink(unix_path) == -1) {
135 return map_nt_error_from_unix(errno);
143 ioctl interface - we don't do any
145 static NTSTATUS svfs_ioctl(struct ntvfs_module_context *ntvfs,
146 struct smbsrv_request *req, union smb_ioctl *io)
148 return NT_STATUS_INVALID_PARAMETER;
152 check if a directory exists
154 static NTSTATUS svfs_chkpath(struct ntvfs_module_context *ntvfs,
155 struct smbsrv_request *req, struct smb_chkpath *cp)
160 unix_path = svfs_unix_path(ntvfs, req, cp->in.path);
162 if (stat(unix_path, &st) == -1) {
163 return map_nt_error_from_unix(errno);
166 if (!S_ISDIR(st.st_mode)) {
167 return NT_STATUS_NOT_A_DIRECTORY;
174 approximately map a struct stat to a generic fileinfo struct
176 static NTSTATUS svfs_map_fileinfo(struct ntvfs_module_context *ntvfs,
177 struct smbsrv_request *req, union smb_fileinfo *info,
178 struct stat *st, const char *unix_path)
180 struct svfs_dir *dir = NULL;
181 char *pattern = NULL;
183 const char *s, *short_name;
185 s = strrchr(unix_path, '/');
192 asprintf(&pattern, "%s:*", unix_path);
195 dir = svfs_list_unix(req, req, pattern);
198 unix_to_nt_time(&info->generic.out.create_time, st->st_ctime);
199 unix_to_nt_time(&info->generic.out.access_time, st->st_atime);
200 unix_to_nt_time(&info->generic.out.write_time, st->st_mtime);
201 unix_to_nt_time(&info->generic.out.change_time, st->st_mtime);
202 info->generic.out.alloc_size = st->st_size;
203 info->generic.out.size = st->st_size;
204 info->generic.out.attrib = svfs_unix_to_dos_attrib(st->st_mode);
205 info->generic.out.alloc_size = st->st_blksize * st->st_blocks;
206 info->generic.out.nlink = st->st_nlink;
207 info->generic.out.directory = S_ISDIR(st->st_mode) ? 1 : 0;
208 info->generic.out.file_id = svfs_file_id(st);
209 /* REWRITE: TODO stuff in here */
210 info->generic.out.delete_pending = 0;
211 info->generic.out.ea_size = 0;
212 info->generic.out.num_eas = 0;
213 info->generic.out.fname.s = talloc_strdup(req, short_name);
214 info->generic.out.alt_fname.s = talloc_strdup(req, short_name);
215 info->generic.out.compressed_size = 0;
216 info->generic.out.format = 0;
217 info->generic.out.unit_shift = 0;
218 info->generic.out.chunk_shift = 0;
219 info->generic.out.cluster_shift = 0;
221 info->generic.out.access_flags = 0;
222 info->generic.out.position = 0;
223 info->generic.out.mode = 0;
224 info->generic.out.alignment_requirement = 0;
225 info->generic.out.reparse_tag = 0;
226 info->generic.out.num_streams = 0;
227 /* setup a single data stream */
228 info->generic.out.num_streams = 1 + (dir?dir->count:0);
229 info->generic.out.streams = talloc_array_p(req,
230 struct stream_struct,
231 info->generic.out.num_streams);
232 if (!info->generic.out.streams) {
233 return NT_STATUS_NO_MEMORY;
235 info->generic.out.streams[0].size = st->st_size;
236 info->generic.out.streams[0].alloc_size = st->st_size;
237 info->generic.out.streams[0].stream_name.s = talloc_strdup(req,"::$DATA");
239 for (i=0;dir && i<dir->count;i++) {
240 s = strchr(dir->files[i].name, ':');
241 info->generic.out.streams[1+i].size = dir->files[i].st.st_size;
242 info->generic.out.streams[1+i].alloc_size = dir->files[i].st.st_size;
243 info->generic.out.streams[1+i].stream_name.s = s?s:dir->files[i].name;
250 return info on a pathname
252 static NTSTATUS svfs_qpathinfo(struct ntvfs_module_context *ntvfs,
253 struct smbsrv_request *req, union smb_fileinfo *info)
258 DEBUG(19,("svfs_qpathinfo: file %s level 0x%x\n", info->generic.in.fname, info->generic.level));
259 if (info->generic.level != RAW_FILEINFO_GENERIC) {
260 return ntvfs_map_qpathinfo(req, info, ntvfs);
263 unix_path = svfs_unix_path(ntvfs, req, info->generic.in.fname);
264 DEBUG(19,("svfs_qpathinfo: file %s\n", unix_path));
265 if (stat(unix_path, &st) == -1) {
266 DEBUG(19,("svfs_qpathinfo: file %s errno=%d\n", unix_path, errno));
267 return map_nt_error_from_unix(errno);
269 DEBUG(19,("svfs_qpathinfo: file %s, stat done\n", unix_path));
270 return svfs_map_fileinfo(ntvfs, req, info, &st, unix_path);
274 query info on a open file
276 static NTSTATUS svfs_qfileinfo(struct ntvfs_module_context *ntvfs,
277 struct smbsrv_request *req, union smb_fileinfo *info)
279 struct svfs_private *private = ntvfs->private_data;
283 if (info->generic.level != RAW_FILEINFO_GENERIC) {
284 return ntvfs_map_qfileinfo(req, info, ntvfs);
287 f = find_fd(private, info->generic.in.fnum);
289 return NT_STATUS_INVALID_HANDLE;
292 if (fstat(info->generic.in.fnum, &st) == -1) {
293 return map_nt_error_from_unix(errno);
296 return svfs_map_fileinfo(ntvfs, req,info, &st, f->name);
303 static NTSTATUS svfs_open(struct ntvfs_module_context *ntvfs,
304 struct smbsrv_request *req, union smb_open *io)
306 struct svfs_private *private = ntvfs->private_data;
311 int create_flags, rdwr_flags;
313 if (io->generic.level != RAW_OPEN_GENERIC) {
314 return ntvfs_map_open(req, io, ntvfs);
317 if (lp_readonly(req->tcon->service)) {
319 rdwr_flags = O_RDONLY;
321 create_flags = O_CREAT;
325 unix_path = svfs_unix_path(ntvfs, req, io->ntcreatex.in.fname);
327 switch (io->generic.in.open_disposition) {
328 case NTCREATEX_DISP_SUPERSEDE:
329 case NTCREATEX_DISP_OVERWRITE_IF:
330 flags = create_flags | O_TRUNC;
332 case NTCREATEX_DISP_OPEN:
333 case NTCREATEX_DISP_OVERWRITE:
336 case NTCREATEX_DISP_CREATE:
337 flags = create_flags | O_EXCL;
339 case NTCREATEX_DISP_OPEN_IF:
340 flags = create_flags;
349 if (io->generic.in.create_options & NTCREATEX_OPTIONS_DIRECTORY) {
350 flags = O_RDONLY | O_DIRECTORY;
351 if (lp_readonly(req->tcon->service)) {
354 switch (io->generic.in.open_disposition) {
355 case NTCREATEX_DISP_CREATE:
356 if (mkdir(unix_path, 0755) == -1) {
357 DEBUG(9,("svfs_open: mkdir %s errno=%d\n", unix_path, errno));
358 return map_nt_error_from_unix(errno);
361 case NTCREATEX_DISP_OPEN_IF:
362 if (mkdir(unix_path, 0755) == -1 && errno != EEXIST) {
363 DEBUG(9,("svfs_open: mkdir %s errno=%d\n", unix_path, errno));
364 return map_nt_error_from_unix(errno);
371 fd = open(unix_path, flags, 0644);
373 return map_nt_error_from_unix(errno);
376 if (fstat(fd, &st) == -1) {
377 DEBUG(9,("svfs_open: fstat errno=%d\n", errno));
379 return map_nt_error_from_unix(errno);
382 f = talloc_p(req->tcon, struct svfs_file);
384 f->name = talloc_strdup(req->tcon, unix_path);
386 DLIST_ADD(private->open_files, f);
388 ZERO_STRUCT(io->generic.out);
390 unix_to_nt_time(&io->generic.out.create_time, st.st_ctime);
391 unix_to_nt_time(&io->generic.out.access_time, st.st_atime);
392 unix_to_nt_time(&io->generic.out.write_time, st.st_mtime);
393 unix_to_nt_time(&io->generic.out.change_time, st.st_mtime);
394 io->generic.out.fnum = fd;
395 io->generic.out.alloc_size = st.st_size;
396 io->generic.out.size = st.st_size;
397 io->generic.out.attrib = svfs_unix_to_dos_attrib(st.st_mode);
398 io->generic.out.is_directory = S_ISDIR(st.st_mode) ? 1 : 0;
406 static NTSTATUS svfs_mkdir(struct ntvfs_module_context *ntvfs,
407 struct smbsrv_request *req, union smb_mkdir *md)
411 CHECK_READ_ONLY(req);
413 if (md->generic.level != RAW_MKDIR_MKDIR) {
414 return NT_STATUS_INVALID_LEVEL;
417 unix_path = svfs_unix_path(ntvfs, req, md->mkdir.in.path);
419 if (mkdir(unix_path, 0777) == -1) {
420 return map_nt_error_from_unix(errno);
429 static NTSTATUS svfs_rmdir(struct ntvfs_module_context *ntvfs,
430 struct smbsrv_request *req, struct smb_rmdir *rd)
434 CHECK_READ_ONLY(req);
436 unix_path = svfs_unix_path(ntvfs, req, rd->in.path);
438 if (rmdir(unix_path) == -1) {
439 return map_nt_error_from_unix(errno);
446 rename a set of files
448 static NTSTATUS svfs_rename(struct ntvfs_module_context *ntvfs,
449 struct smbsrv_request *req, union smb_rename *ren)
451 char *unix_path1, *unix_path2;
453 CHECK_READ_ONLY(req);
455 if (ren->generic.level != RAW_RENAME_RENAME) {
456 return NT_STATUS_INVALID_LEVEL;
459 unix_path1 = svfs_unix_path(ntvfs, req, ren->rename.in.pattern1);
460 unix_path2 = svfs_unix_path(ntvfs, req, ren->rename.in.pattern2);
462 if (rename(unix_path1, unix_path2) == -1) {
463 return map_nt_error_from_unix(errno);
472 static NTSTATUS svfs_copy(struct ntvfs_module_context *ntvfs,
473 struct smbsrv_request *req, struct smb_copy *cp)
475 return NT_STATUS_NOT_SUPPORTED;
481 static NTSTATUS svfs_read(struct ntvfs_module_context *ntvfs,
482 struct smbsrv_request *req, union smb_read *rd)
486 if (rd->generic.level != RAW_READ_READX) {
487 return NT_STATUS_NOT_SUPPORTED;
490 ret = pread(rd->readx.in.fnum,
493 rd->readx.in.offset);
495 return map_nt_error_from_unix(errno);
498 rd->readx.out.nread = ret;
499 rd->readx.out.remaining = 0; /* should fill this in? */
500 rd->readx.out.compaction_mode = 0;
508 static NTSTATUS svfs_write(struct ntvfs_module_context *ntvfs,
509 struct smbsrv_request *req, union smb_write *wr)
513 if (wr->generic.level != RAW_WRITE_WRITEX) {
514 return ntvfs_map_write(req, wr, ntvfs);
517 CHECK_READ_ONLY(req);
519 ret = pwrite(wr->writex.in.fnum,
522 wr->writex.in.offset);
524 return map_nt_error_from_unix(errno);
527 wr->writex.out.nwritten = ret;
528 wr->writex.out.remaining = 0; /* should fill this in? */
536 static NTSTATUS svfs_seek(struct ntvfs_module_context *ntvfs,
537 struct smbsrv_request *req, struct smb_seek *io)
539 return NT_STATUS_NOT_SUPPORTED;
545 static NTSTATUS svfs_flush(struct ntvfs_module_context *ntvfs,
546 struct smbsrv_request *req, struct smb_flush *io)
555 static NTSTATUS svfs_close(struct ntvfs_module_context *ntvfs,
556 struct smbsrv_request *req, union smb_close *io)
558 struct svfs_private *private = ntvfs->private_data;
561 if (io->generic.level != RAW_CLOSE_CLOSE) {
562 /* we need a mapping function */
563 return NT_STATUS_INVALID_LEVEL;
566 f = find_fd(private, io->close.in.fnum);
568 return NT_STATUS_INVALID_HANDLE;
571 if (close(io->close.in.fnum) == -1) {
572 return map_nt_error_from_unix(errno);
575 DLIST_REMOVE(private->open_files, f);
576 talloc_free(f->name);
585 static NTSTATUS svfs_exit(struct ntvfs_module_context *ntvfs,
586 struct smbsrv_request *req)
588 return NT_STATUS_NOT_SUPPORTED;
592 logoff - closing files
594 static NTSTATUS svfs_logoff(struct ntvfs_module_context *ntvfs,
595 struct smbsrv_request *req)
597 return NT_STATUS_NOT_SUPPORTED;
601 setup for an async call
603 static NTSTATUS svfs_async_setup(struct ntvfs_module_context *ntvfs,
604 struct smbsrv_request *req,
613 static NTSTATUS svfs_lock(struct ntvfs_module_context *ntvfs,
614 struct smbsrv_request *req, union smb_lock *lck)
616 DEBUG(0,("REWRITE: not doing byte range locking!\n"));
621 set info on a pathname
623 static NTSTATUS svfs_setpathinfo(struct ntvfs_module_context *ntvfs,
624 struct smbsrv_request *req, union smb_setfileinfo *st)
626 CHECK_READ_ONLY(req);
628 return NT_STATUS_NOT_SUPPORTED;
632 set info on a open file
634 static NTSTATUS svfs_setfileinfo(struct ntvfs_module_context *ntvfs,
635 struct smbsrv_request *req,
636 union smb_setfileinfo *info)
638 struct utimbuf unix_times;
641 CHECK_READ_ONLY(req);
643 switch (info->generic.level) {
644 case RAW_SFILEINFO_END_OF_FILE_INFO:
645 case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
646 if (ftruncate(info->end_of_file_info.file.fnum,
647 info->end_of_file_info.in.size) == -1) {
648 return map_nt_error_from_unix(errno);
651 case RAW_SFILEINFO_SETATTRE:
652 unix_times.actime = info->setattre.in.access_time;
653 unix_times.modtime = info->setattre.in.write_time;
654 fd = info->setattre.file.fnum;
656 if (unix_times.actime == 0 && unix_times.modtime == 0) {
660 /* set modify time = to access time if modify time was 0 */
661 if (unix_times.actime != 0 && unix_times.modtime == 0) {
662 unix_times.modtime = unix_times.actime;
665 /* Set the date on this file */
666 if (svfs_file_utime(fd, &unix_times) != 0) {
667 return NT_STATUS_ACCESS_DENIED;
676 return filesystem space info
678 static NTSTATUS svfs_fsinfo(struct ntvfs_module_context *ntvfs,
679 struct smbsrv_request *req, union smb_fsinfo *fs)
681 struct svfs_private *private = ntvfs->private_data;
684 if (fs->generic.level != RAW_QFS_GENERIC) {
685 return ntvfs_map_fsinfo(req, fs, ntvfs);
688 if (sys_fsusage(private->connectpath,
689 &fs->generic.out.blocks_free,
690 &fs->generic.out.blocks_total) == -1) {
691 return map_nt_error_from_unix(errno);
694 fs->generic.out.block_size = 512;
696 if (stat(private->connectpath, &st) != 0) {
697 return NT_STATUS_DISK_CORRUPT_ERROR;
700 fs->generic.out.fs_id = st.st_ino;
701 unix_to_nt_time(&fs->generic.out.create_time, st.st_ctime);
702 fs->generic.out.serial_number = st.st_ino;
703 fs->generic.out.fs_attr = 0;
704 fs->generic.out.max_file_component_length = 255;
705 fs->generic.out.device_type = 0;
706 fs->generic.out.device_characteristics = 0;
707 fs->generic.out.quota_soft = 0;
708 fs->generic.out.quota_hard = 0;
709 fs->generic.out.quota_flags = 0;
710 fs->generic.out.volume_name = talloc_strdup(req, lp_servicename(req->tcon->service));
711 fs->generic.out.fs_type = req->tcon->fs_type;
718 return filesystem attribute info
720 static NTSTATUS svfs_fsattr(struct ntvfs_module_context *ntvfs,
721 struct smbsrv_request *req, union smb_fsattr *fs)
724 struct svfs_private *private = ntvfs->private_data;
726 if (fs->generic.level != RAW_FSATTR_GENERIC) {
727 return ntvfs_map_fsattr(req, fs, ntvfs);
730 if (stat(private->connectpath, &st) == -1) {
731 return map_nt_error_from_unix(errno);
734 unix_to_nt_time(&fs->generic.out.create_time, st.st_ctime);
735 fs->generic.out.fs_attr =
736 FILE_CASE_PRESERVED_NAMES |
737 FILE_CASE_SENSITIVE_SEARCH |
738 FILE_PERSISTENT_ACLS;
739 fs->generic.out.max_file_component_length = 255;
740 fs->generic.out.serial_number = 1;
741 fs->generic.out.fs_type = talloc_strdup(req, "NTFS");
742 fs->generic.out.volume_name = talloc_strdup(req,
743 lp_servicename(req->tcon->service));
750 return print queue info
752 static NTSTATUS svfs_lpq(struct ntvfs_module_context *ntvfs,
753 struct smbsrv_request *req, union smb_lpq *lpq)
755 return NT_STATUS_NOT_SUPPORTED;
759 list files in a directory matching a wildcard pattern
761 static NTSTATUS svfs_search_first(struct ntvfs_module_context *ntvfs,
762 struct smbsrv_request *req, union smb_search_first *io,
763 void *search_private,
764 BOOL (*callback)(void *, union smb_search_data *))
766 struct svfs_dir *dir;
768 struct svfs_private *private = ntvfs->private_data;
769 struct search_state *search;
770 union smb_search_data file;
773 if (io->generic.level != RAW_SEARCH_BOTH_DIRECTORY_INFO) {
774 return NT_STATUS_NOT_SUPPORTED;
777 search = talloc_zero_p(private, struct search_state);
779 return NT_STATUS_NO_MEMORY;
782 max_count = io->t2ffirst.in.max_count;
784 dir = svfs_list(ntvfs, req, io->t2ffirst.in.pattern);
786 return NT_STATUS_FOOBAR;
789 search->handle = private->next_search_handle;
792 if (dir->count < max_count) {
793 max_count = dir->count;
796 for (i=0; i < max_count;i++) {
798 unix_to_nt_time(&file.both_directory_info.create_time, dir->files[i].st.st_ctime);
799 unix_to_nt_time(&file.both_directory_info.access_time, dir->files[i].st.st_atime);
800 unix_to_nt_time(&file.both_directory_info.write_time, dir->files[i].st.st_mtime);
801 unix_to_nt_time(&file.both_directory_info.change_time, dir->files[i].st.st_mtime);
802 file.both_directory_info.name.s = dir->files[i].name;
803 file.both_directory_info.short_name.s = dir->files[i].name;
804 file.both_directory_info.size = dir->files[i].st.st_size;
805 file.both_directory_info.attrib = svfs_unix_to_dos_attrib(dir->files[i].st.st_mode);
807 if (!callback(search_private, &file)) {
812 search->current_index = i;
814 io->t2ffirst.out.count = i;
815 io->t2ffirst.out.handle = search->handle;
816 io->t2ffirst.out.end_of_search = (i == dir->count) ? 1 : 0;
818 /* work out if we are going to keep the search state */
819 if ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
820 ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
823 private->next_search_handle++;
824 DLIST_ADD(private->search, search);
830 /* continue a search */
831 static NTSTATUS svfs_search_next(struct ntvfs_module_context *ntvfs,
832 struct smbsrv_request *req, union smb_search_next *io,
833 void *search_private,
834 BOOL (*callback)(void *, union smb_search_data *))
836 struct svfs_dir *dir;
838 struct svfs_private *private = ntvfs->private_data;
839 struct search_state *search;
840 union smb_search_data file;
843 if (io->generic.level != RAW_SEARCH_BOTH_DIRECTORY_INFO) {
844 return NT_STATUS_NOT_SUPPORTED;
847 for (search=private->search; search; search = search->next) {
848 if (search->handle == io->t2fnext.in.handle) break;
852 /* we didn't find the search handle */
853 return NT_STATUS_FOOBAR;
858 /* the client might be asking for something other than just continuing
860 if (!(io->t2fnext.in.flags & FLAG_TRANS2_FIND_CONTINUE) &&
861 (io->t2fnext.in.flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) &&
862 io->t2fnext.in.last_name && *io->t2fnext.in.last_name) {
863 /* look backwards first */
864 for (i=search->current_index; i > 0; i--) {
865 if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
866 search->current_index = i;
871 /* then look forwards */
872 for (i=search->current_index+1; i <= dir->count; i++) {
873 if (strcmp(io->t2fnext.in.last_name, dir->files[i-1].name) == 0) {
874 search->current_index = i;
881 max_count = search->current_index + io->t2fnext.in.max_count;
883 if (max_count > dir->count) {
884 max_count = dir->count;
887 for (i = search->current_index; i < max_count;i++) {
889 unix_to_nt_time(&file.both_directory_info.create_time, dir->files[i].st.st_ctime);
890 unix_to_nt_time(&file.both_directory_info.access_time, dir->files[i].st.st_atime);
891 unix_to_nt_time(&file.both_directory_info.write_time, dir->files[i].st.st_mtime);
892 unix_to_nt_time(&file.both_directory_info.change_time, dir->files[i].st.st_mtime);
893 file.both_directory_info.name.s = dir->files[i].name;
894 file.both_directory_info.short_name.s = dir->files[i].name;
895 file.both_directory_info.size = dir->files[i].st.st_size;
896 file.both_directory_info.attrib = svfs_unix_to_dos_attrib(dir->files[i].st.st_mode);
898 if (!callback(search_private, &file)) {
903 io->t2fnext.out.count = i - search->current_index;
904 io->t2fnext.out.end_of_search = (i == dir->count) ? 1 : 0;
906 search->current_index = i;
908 /* work out if we are going to keep the search state */
909 if ((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE) ||
910 ((io->t2fnext.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && (i == dir->count))) {
911 DLIST_REMOVE(private->search, search);
919 static NTSTATUS svfs_search_close(struct ntvfs_module_context *ntvfs,
920 struct smbsrv_request *req, union smb_search_close *io)
922 struct svfs_private *private = ntvfs->private_data;
923 struct search_state *search;
925 for (search=private->search; search; search = search->next) {
926 if (search->handle == io->findclose.in.handle) break;
930 /* we didn't find the search handle */
931 return NT_STATUS_FOOBAR;
934 DLIST_REMOVE(private->search, search);
940 /* SMBtrans - not used on file shares */
941 static NTSTATUS svfs_trans(struct ntvfs_module_context *ntvfs,
942 struct smbsrv_request *req, struct smb_trans2 *trans2)
944 return NT_STATUS_ACCESS_DENIED;
949 initialialise the POSIX disk backend, registering ourselves with the ntvfs subsystem
951 NTSTATUS ntvfs_simple_init(void)
954 struct ntvfs_ops ops;
958 /* fill in all the operations */
959 ops.connect = svfs_connect;
960 ops.disconnect = svfs_disconnect;
961 ops.unlink = svfs_unlink;
962 ops.chkpath = svfs_chkpath;
963 ops.qpathinfo = svfs_qpathinfo;
964 ops.setpathinfo = svfs_setpathinfo;
965 ops.openfile = svfs_open;
966 ops.mkdir = svfs_mkdir;
967 ops.rmdir = svfs_rmdir;
968 ops.rename = svfs_rename;
969 ops.copy = svfs_copy;
970 ops.ioctl = svfs_ioctl;
971 ops.read = svfs_read;
972 ops.write = svfs_write;
973 ops.seek = svfs_seek;
974 ops.flush = svfs_flush;
975 ops.close = svfs_close;
976 ops.exit = svfs_exit;
977 ops.lock = svfs_lock;
978 ops.setfileinfo = svfs_setfileinfo;
979 ops.qfileinfo = svfs_qfileinfo;
980 ops.fsinfo = svfs_fsinfo;
982 ops.search_first = svfs_search_first;
983 ops.search_next = svfs_search_next;
984 ops.search_close = svfs_search_close;
985 ops.trans = svfs_trans;
986 ops.logoff = svfs_logoff;
987 ops.async_setup = svfs_async_setup;
989 /* register ourselves with the NTVFS subsystem. We register
993 ops.type = NTVFS_DISK;
995 ret = register_backend("ntvfs", &ops);
997 if (!NT_STATUS_IS_OK(ret)) {
998 DEBUG(0,("Failed to register simple backend with name: %s!\n",