2 * Store streams in xattrs
4 * Copyright (C) Volker Lendecke, 2008
6 * Partly based on James Peach's Darwin module, which is
8 * Copyright (C) James Peach 2006-2007
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/>.
27 #define DBGC_CLASS DBGC_VFS
34 vfs_handle_struct *handle;
37 static SMB_INO_T stream_inode(const SMB_STRUCT_STAT *sbuf, const char *sname)
39 struct MD5Context ctx;
40 unsigned char hash[16];
44 DEBUG(10, ("stream_inode called for %lu/%lu [%s]\n",
45 (unsigned long)sbuf->st_ex_dev,
46 (unsigned long)sbuf->st_ex_ino, sname));
48 upper_sname = talloc_strdup_upper(talloc_tos(), sname);
49 SMB_ASSERT(upper_sname != NULL);
52 MD5Update(&ctx, (unsigned char *)&(sbuf->st_ex_dev),
53 sizeof(sbuf->st_ex_dev));
54 MD5Update(&ctx, (unsigned char *)&(sbuf->st_ex_ino),
55 sizeof(sbuf->st_ex_ino));
56 MD5Update(&ctx, (unsigned char *)upper_sname,
57 talloc_get_size(upper_sname)-1);
60 TALLOC_FREE(upper_sname);
62 /* Hopefully all the variation is in the lower 4 (or 8) bytes! */
63 memcpy(&result, hash, sizeof(result));
65 DEBUG(10, ("stream_inode returns %lu\n", (unsigned long)result));
70 static ssize_t get_xattr_size(connection_struct *conn,
73 const char *xattr_name)
79 status = get_ea_value(talloc_tos(), conn, fsp, fname,
82 if (!NT_STATUS_IS_OK(status)) {
86 result = ea.value.length-1;
87 TALLOC_FREE(ea.value.data);
92 * Given a stream name, populate xattr_name with the xattr name to use for
93 * accessing the stream.
95 static NTSTATUS streams_xattr_get_name(TALLOC_CTX *ctx,
96 const char *stream_name,
101 stype = strchr_m(stream_name + 1, ':');
103 *xattr_name = talloc_asprintf(ctx, "%s%s",
104 SAMBA_XATTR_DOSSTREAM_PREFIX,
106 if (*xattr_name == NULL) {
107 return NT_STATUS_NO_MEMORY;
111 /* Append an explicit stream type if one wasn't specified. */
112 *xattr_name = talloc_asprintf(ctx, "%s:$DATA",
114 if (*xattr_name == NULL) {
115 return NT_STATUS_NO_MEMORY;
118 /* Normalize the stream type to upercase. */
119 strupper_m(strrchr_m(*xattr_name, ':') + 1);
122 DEBUG(10, ("xattr_name: %s, stream_name: %s\n", *xattr_name,
128 static bool streams_xattr_recheck(struct stream_io *sio)
133 char *xattr_name = NULL;
135 if (sio->fsp->fsp_name == sio->fsp_name_ptr) {
139 status = split_ntfs_stream_name(talloc_tos(), sio->fsp->fsp_name,
141 if (!NT_STATUS_IS_OK(status)) {
146 /* how can this happen */
151 xattr_name = talloc_asprintf(talloc_tos(), "%s%s",
152 SAMBA_XATTR_DOSSTREAM_PREFIX, sname);
153 if (xattr_name == NULL) {
157 TALLOC_FREE(sio->xattr_name);
158 TALLOC_FREE(sio->base);
159 sio->xattr_name = talloc_strdup(VFS_MEMCTX_FSP_EXTENSION(sio->handle, sio->fsp),
161 sio->base = talloc_strdup(VFS_MEMCTX_FSP_EXTENSION(sio->handle, sio->fsp),
163 sio->fsp_name_ptr = sio->fsp->fsp_name;
165 if ((sio->xattr_name == NULL) || (sio->base == NULL)) {
173 * Helper to stat/lstat the base file of an smb_fname.
175 static int streams_xattr_stat_base(vfs_handle_struct *handle,
176 struct smb_filename *smb_fname,
179 char *tmp_stream_name;
182 tmp_stream_name = smb_fname->stream_name;
183 smb_fname->stream_name = NULL;
185 result = SMB_VFS_NEXT_STAT(handle, smb_fname);
187 result = SMB_VFS_NEXT_LSTAT(handle, smb_fname);
189 smb_fname->stream_name = tmp_stream_name;
193 static int streams_xattr_fstat(vfs_handle_struct *handle, files_struct *fsp,
194 SMB_STRUCT_STAT *sbuf)
196 struct smb_filename *smb_fname_base = NULL;
199 struct stream_io *io = (struct stream_io *)
200 VFS_FETCH_FSP_EXTENSION(handle, fsp);
202 DEBUG(10, ("streams_xattr_fstat called for %d\n", fsp->fh->fd));
204 if (io == NULL || fsp->base_fsp == NULL) {
205 return SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
208 if (!streams_xattr_recheck(io)) {
212 /* Create an smb_filename with stream_name == NULL. */
213 status = create_synthetic_smb_fname(talloc_tos(),
217 if (!NT_STATUS_IS_OK(status)) {
218 errno = map_errno_from_nt_status(status);
222 if (lp_posix_pathnames()) {
223 ret = SMB_VFS_LSTAT(handle->conn, smb_fname_base);
225 ret = SMB_VFS_STAT(handle->conn, smb_fname_base);
227 *sbuf = smb_fname_base->st;
228 TALLOC_FREE(smb_fname_base);
234 sbuf->st_ex_size = get_xattr_size(handle->conn, fsp->base_fsp,
235 io->base, io->xattr_name);
236 if (sbuf->st_ex_size == -1) {
240 DEBUG(10, ("sbuf->st_ex_size = %d\n", (int)sbuf->st_ex_size));
242 sbuf->st_ex_ino = stream_inode(sbuf, io->xattr_name);
243 sbuf->st_ex_mode &= ~S_IFMT;
244 sbuf->st_ex_mode |= S_IFREG;
245 sbuf->st_ex_blocks = sbuf->st_ex_size % STAT_ST_BLOCKSIZE + 1;
250 static int streams_xattr_stat(vfs_handle_struct *handle,
251 struct smb_filename *smb_fname)
255 char *xattr_name = NULL;
257 if (!is_ntfs_stream_smb_fname(smb_fname)) {
258 return SMB_VFS_NEXT_STAT(handle, smb_fname);
261 /* If the default stream is requested, just stat the base file. */
262 if (is_ntfs_default_stream_smb_fname(smb_fname)) {
263 return streams_xattr_stat_base(handle, smb_fname, true);
266 /* Populate the stat struct with info from the base file. */
267 if (streams_xattr_stat_base(handle, smb_fname, true) == -1) {
271 /* Derive the xattr name to lookup. */
272 status = streams_xattr_get_name(talloc_tos(), smb_fname->stream_name,
274 if (!NT_STATUS_IS_OK(status)) {
275 errno = map_errno_from_nt_status(status);
279 /* Augment the base file's stat information before returning. */
280 smb_fname->st.st_ex_size = get_xattr_size(handle->conn, NULL,
281 smb_fname->base_name,
283 if (smb_fname->st.st_ex_size == -1) {
289 smb_fname->st.st_ex_ino = stream_inode(&smb_fname->st, xattr_name);
290 smb_fname->st.st_ex_mode &= ~S_IFMT;
291 smb_fname->st.st_ex_mode |= S_IFREG;
292 smb_fname->st.st_ex_blocks =
293 smb_fname->st.st_ex_size % STAT_ST_BLOCKSIZE + 1;
297 TALLOC_FREE(xattr_name);
301 static int streams_xattr_lstat(vfs_handle_struct *handle,
302 struct smb_filename *smb_fname)
306 char *xattr_name = NULL;
308 if (!is_ntfs_stream_smb_fname(smb_fname)) {
309 return SMB_VFS_NEXT_LSTAT(handle, smb_fname);
312 /* If the default stream is requested, just stat the base file. */
313 if (is_ntfs_default_stream_smb_fname(smb_fname)) {
314 return streams_xattr_stat_base(handle, smb_fname, false);
317 /* Populate the stat struct with info from the base file. */
318 if (streams_xattr_stat_base(handle, smb_fname, false) == -1) {
322 /* Derive the xattr name to lookup. */
323 status = streams_xattr_get_name(talloc_tos(), smb_fname->stream_name,
325 if (!NT_STATUS_IS_OK(status)) {
326 errno = map_errno_from_nt_status(status);
330 /* Augment the base file's stat information before returning. */
331 smb_fname->st.st_ex_size = get_xattr_size(handle->conn, NULL,
332 smb_fname->base_name,
334 if (smb_fname->st.st_ex_size == -1) {
340 smb_fname->st.st_ex_ino = stream_inode(&smb_fname->st, xattr_name);
341 smb_fname->st.st_ex_mode &= ~S_IFMT;
342 smb_fname->st.st_ex_mode |= S_IFREG;
343 smb_fname->st.st_ex_blocks =
344 smb_fname->st.st_ex_size % STAT_ST_BLOCKSIZE + 1;
349 TALLOC_FREE(xattr_name);
353 static int streams_xattr_open(vfs_handle_struct *handle,
354 struct smb_filename *smb_fname,
355 files_struct *fsp, int flags, mode_t mode)
358 struct smb_filename *smb_fname_base = NULL;
359 struct stream_io *sio;
361 char *xattr_name = NULL;
365 DEBUG(10, ("streams_xattr_open called for %s\n",
366 smb_fname_str_dbg(smb_fname)));
368 if (!is_ntfs_stream_smb_fname(smb_fname)) {
369 return SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
372 /* If the default stream is requested, just open the base file. */
373 if (is_ntfs_default_stream_smb_fname(smb_fname)) {
374 char *tmp_stream_name;
377 tmp_stream_name = smb_fname->stream_name;
378 smb_fname->stream_name = NULL;
380 ret = SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
382 smb_fname->stream_name = tmp_stream_name;
387 status = streams_xattr_get_name(talloc_tos(), smb_fname->stream_name,
389 if (!NT_STATUS_IS_OK(status)) {
390 errno = map_errno_from_nt_status(status);
394 /* Create an smb_filename with stream_name == NULL. */
395 status = create_synthetic_smb_fname(talloc_tos(),
396 smb_fname->base_name,
399 if (!NT_STATUS_IS_OK(status)) {
400 errno = map_errno_from_nt_status(status);
405 * We use baseflags to turn off nasty side-effects when opening the
409 baseflags &= ~O_TRUNC;
410 baseflags &= ~O_EXCL;
411 baseflags &= ~O_CREAT;
413 hostfd = SMB_VFS_OPEN(handle->conn, smb_fname_base, fsp,
416 TALLOC_FREE(smb_fname_base);
418 /* It is legit to open a stream on a directory, but the base
419 * fd has to be read-only.
421 if ((hostfd == -1) && (errno == EISDIR)) {
422 baseflags &= ~O_ACCMODE;
423 baseflags |= O_RDONLY;
424 hostfd = SMB_VFS_OPEN(handle->conn, smb_fname, fsp, baseflags,
432 status = get_ea_value(talloc_tos(), handle->conn, NULL,
433 smb_fname->base_name, xattr_name, &ea);
435 DEBUG(10, ("get_ea_value returned %s\n", nt_errstr(status)));
437 if (!NT_STATUS_IS_OK(status)
438 && !NT_STATUS_EQUAL(status, NT_STATUS_NOT_FOUND)) {
440 * The base file is not there. This is an error even if we got
441 * O_CREAT, the higher levels should have created the base
444 DEBUG(10, ("streams_xattr_open: base file %s not around, "
445 "returning ENOENT\n", smb_fname->base_name));
450 if (!NT_STATUS_IS_OK(status)) {
452 * The attribute does not exist
455 if (flags & O_CREAT) {
457 * Darn, xattrs need at least 1 byte
461 DEBUG(10, ("creating attribute %s on file %s\n",
462 xattr_name, smb_fname->base_name));
464 if (fsp->base_fsp->fh->fd != -1) {
465 if (SMB_VFS_FSETXATTR(
466 fsp->base_fsp, xattr_name,
468 flags & O_EXCL ? XATTR_CREATE : 0) == -1) {
472 if (SMB_VFS_SETXATTR(
473 handle->conn, smb_fname->base_name,
474 xattr_name, &null, sizeof(null),
475 flags & O_EXCL ? XATTR_CREATE : 0) == -1) {
482 if (flags & O_TRUNC) {
484 if (fsp->base_fsp->fh->fd != -1) {
485 if (SMB_VFS_FSETXATTR(
486 fsp->base_fsp, xattr_name,
488 flags & O_EXCL ? XATTR_CREATE : 0) == -1) {
492 if (SMB_VFS_SETXATTR(
493 handle->conn, smb_fname->base_name,
494 xattr_name, &null, sizeof(null),
495 flags & O_EXCL ? XATTR_CREATE : 0) == -1) {
501 sio = (struct stream_io *)VFS_ADD_FSP_EXTENSION(handle, fsp,
509 sio->xattr_name = talloc_strdup(VFS_MEMCTX_FSP_EXTENSION(handle, fsp),
511 sio->base = talloc_strdup(VFS_MEMCTX_FSP_EXTENSION(handle, fsp),
512 smb_fname->base_name);
513 sio->fsp_name_ptr = fsp->fsp_name;
514 sio->handle = handle;
517 if ((sio->xattr_name == NULL) || (sio->base == NULL)) {
527 * BUGBUGBUG -- we would need to call fd_close_posix here, but
528 * we don't have a full fsp yet
536 static int streams_xattr_unlink(vfs_handle_struct *handle, const char *fname)
544 if (!is_ntfs_stream_name(fname)) {
545 return SMB_VFS_NEXT_UNLINK(handle, fname);
548 status = split_ntfs_stream_name(talloc_tos(), fname, &base, &sname);
549 if (!NT_STATUS_IS_OK(status)) {
555 return SMB_VFS_NEXT_UNLINK(handle, base);
558 xattr_name = talloc_asprintf(talloc_tos(), "%s%s",
559 SAMBA_XATTR_DOSSTREAM_PREFIX, sname);
560 if (xattr_name == NULL) {
565 ret = SMB_VFS_REMOVEXATTR(handle->conn, base, xattr_name);
567 if ((ret == -1) && (errno == ENOATTR)) {
580 static int streams_xattr_rename(vfs_handle_struct *handle,
585 TALLOC_CTX *frame = NULL;
600 o_is_stream = is_ntfs_stream_name(oldname);
601 n_is_stream = is_ntfs_stream_name(newname);
603 if (!o_is_stream && !n_is_stream) {
604 return SMB_VFS_NEXT_RENAME(handle, oldname, newname);
607 frame = talloc_stackframe();
612 status = split_ntfs_stream_name(talloc_tos(), oldname, &obase, &ostream);
613 if (!NT_STATUS_IS_OK(status)) {
618 status = split_ntfs_stream_name(talloc_tos(), newname, &nbase, &nstream);
619 if (!NT_STATUS_IS_OK(status)) {
624 /*TODO: maybe call SMB_VFS_NEXT_RENAME() both streams are NULL (::$DATA) */
625 if (ostream == NULL) {
630 if (nstream == NULL) {
635 if (StrCaseCmp(ostream, nstream) == 0) {
641 oxattr_name = talloc_asprintf(talloc_tos(), "%s%s",
642 SAMBA_XATTR_DOSSTREAM_PREFIX, ostream);
643 if (oxattr_name == NULL) {
648 nxattr_name = talloc_asprintf(talloc_tos(), "%s%s",
649 SAMBA_XATTR_DOSSTREAM_PREFIX, nstream);
650 if (nxattr_name == NULL) {
655 /* read the old stream */
656 status = get_ea_value(talloc_tos(), handle->conn, NULL,
657 base, oxattr_name, &ea);
658 if (!NT_STATUS_IS_OK(status)) {
663 /* (over)write the new stream */
664 nret = SMB_VFS_SETXATTR(handle->conn, base, nxattr_name,
665 ea.value.data, ea.value.length, 0);
667 if (errno == ENOATTR) {
673 /* remove the old stream */
674 oret = SMB_VFS_REMOVEXATTR(handle->conn, base, oxattr_name);
676 if (errno == ENOATTR) {
690 static NTSTATUS walk_xattr_streams(connection_struct *conn, files_struct *fsp,
692 bool (*fn)(struct ea_struct *ea,
699 size_t prefix_len = strlen(SAMBA_XATTR_DOSSTREAM_PREFIX);
701 status = get_ea_names_from_file(talloc_tos(), conn, fsp, fname,
703 if (!NT_STATUS_IS_OK(status)) {
707 for (i=0; i<num_names; i++) {
710 if (strncmp(names[i], SAMBA_XATTR_DOSSTREAM_PREFIX,
715 status = get_ea_value(names, conn, fsp, fname, names[i], &ea);
716 if (!NT_STATUS_IS_OK(status)) {
717 DEBUG(10, ("Could not get ea %s for file %s: %s\n",
718 names[i], fname, nt_errstr(status)));
722 ea.name = talloc_asprintf(ea.value.data, ":%s",
723 names[i] + prefix_len);
724 if (ea.name == NULL) {
725 DEBUG(0, ("talloc failed\n"));
729 if (!fn(&ea, private_data)) {
730 TALLOC_FREE(ea.value.data);
734 TALLOC_FREE(ea.value.data);
741 static bool add_one_stream(TALLOC_CTX *mem_ctx, unsigned int *num_streams,
742 struct stream_struct **streams,
743 const char *name, SMB_OFF_T size,
744 SMB_OFF_T alloc_size)
746 struct stream_struct *tmp;
748 tmp = TALLOC_REALLOC_ARRAY(mem_ctx, *streams, struct stream_struct,
754 tmp[*num_streams].name = talloc_strdup(tmp, name);
755 if (tmp[*num_streams].name == NULL) {
759 tmp[*num_streams].size = size;
760 tmp[*num_streams].alloc_size = alloc_size;
767 struct streaminfo_state {
769 vfs_handle_struct *handle;
770 unsigned int num_streams;
771 struct stream_struct *streams;
775 static bool collect_one_stream(struct ea_struct *ea, void *private_data)
777 struct streaminfo_state *state =
778 (struct streaminfo_state *)private_data;
780 if (!add_one_stream(state->mem_ctx,
781 &state->num_streams, &state->streams,
782 ea->name, ea->value.length-1,
783 smb_roundup(state->handle->conn,
784 ea->value.length-1))) {
785 state->status = NT_STATUS_NO_MEMORY;
792 static NTSTATUS streams_xattr_streaminfo(vfs_handle_struct *handle,
793 struct files_struct *fsp,
796 unsigned int *pnum_streams,
797 struct stream_struct **pstreams)
799 SMB_STRUCT_STAT sbuf;
802 struct streaminfo_state state;
804 if ((fsp != NULL) && (fsp->fh->fd != -1)) {
805 if (is_ntfs_stream_name(fsp->fsp_name)) {
806 return NT_STATUS_INVALID_PARAMETER;
808 ret = SMB_VFS_FSTAT(fsp, &sbuf);
811 if (is_ntfs_stream_name(fname)) {
812 return NT_STATUS_INVALID_PARAMETER;
814 if (lp_posix_pathnames()) {
815 ret = vfs_lstat_smb_fname(handle->conn, fname, &sbuf);
817 ret = vfs_stat_smb_fname(handle->conn, fname, &sbuf);
822 return map_nt_error_from_unix(errno);
825 state.streams = NULL;
826 state.num_streams = 0;
828 if (!S_ISDIR(sbuf.st_ex_mode)) {
829 if (!add_one_stream(mem_ctx,
830 &state.num_streams, &state.streams,
831 "::$DATA", sbuf.st_ex_size,
832 SMB_VFS_GET_ALLOC_SIZE(handle->conn, fsp,
834 return NT_STATUS_NO_MEMORY;
838 state.mem_ctx = mem_ctx;
839 state.handle = handle;
840 state.status = NT_STATUS_OK;
842 status = walk_xattr_streams(handle->conn, fsp, fname,
843 collect_one_stream, &state);
845 if (!NT_STATUS_IS_OK(status)) {
846 TALLOC_FREE(state.streams);
850 if (!NT_STATUS_IS_OK(state.status)) {
851 TALLOC_FREE(state.streams);
855 *pnum_streams = state.num_streams;
856 *pstreams = state.streams;
860 static uint32_t streams_xattr_fs_capabilities(struct vfs_handle_struct *handle)
862 return SMB_VFS_NEXT_FS_CAPABILITIES(handle) | FILE_NAMED_STREAMS;
865 static ssize_t streams_xattr_pwrite(vfs_handle_struct *handle,
866 files_struct *fsp, const void *data,
867 size_t n, SMB_OFF_T offset)
869 struct stream_io *sio =
870 (struct stream_io *)VFS_FETCH_FSP_EXTENSION(handle, fsp);
875 DEBUG(10, ("streams_xattr_pwrite called for %d bytes\n", (int)n));
878 return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
881 if (!streams_xattr_recheck(sio)) {
885 status = get_ea_value(talloc_tos(), handle->conn, fsp->base_fsp,
886 sio->base, sio->xattr_name, &ea);
887 if (!NT_STATUS_IS_OK(status)) {
891 if ((offset + n) > ea.value.length-1) {
894 tmp = TALLOC_REALLOC_ARRAY(talloc_tos(), ea.value.data, uint8,
898 TALLOC_FREE(ea.value.data);
903 ea.value.length = offset + n + 1;
904 ea.value.data[offset+n] = 0;
907 memcpy(ea.value.data + offset, data, n);
909 if (fsp->base_fsp->fh->fd != -1) {
910 ret = SMB_VFS_FSETXATTR(fsp->base_fsp,
912 ea.value.data, ea.value.length, 0);
914 ret = SMB_VFS_SETXATTR(fsp->conn, fsp->base_fsp->fsp_name,
916 ea.value.data, ea.value.length, 0);
918 TALLOC_FREE(ea.value.data);
927 static ssize_t streams_xattr_pread(vfs_handle_struct *handle,
928 files_struct *fsp, void *data,
929 size_t n, SMB_OFF_T offset)
931 struct stream_io *sio =
932 (struct stream_io *)VFS_FETCH_FSP_EXTENSION(handle, fsp);
935 size_t length, overlap;
938 return SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
941 if (!streams_xattr_recheck(sio)) {
945 status = get_ea_value(talloc_tos(), handle->conn, fsp->base_fsp,
946 sio->base, sio->xattr_name, &ea);
947 if (!NT_STATUS_IS_OK(status)) {
951 length = ea.value.length-1;
953 /* Attempt to read past EOF. */
954 if (length <= offset) {
959 overlap = (offset + n) > length ? (length - offset) : n;
960 memcpy(data, ea.value.data + offset, overlap);
962 TALLOC_FREE(ea.value.data);
966 static int streams_xattr_ftruncate(struct vfs_handle_struct *handle,
967 struct files_struct *fsp,
974 struct stream_io *sio =
975 (struct stream_io *)VFS_FETCH_FSP_EXTENSION(handle, fsp);
977 DEBUG(10, ("streams_xattr_ftruncate called for file %s offset %.0f\n",
982 return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, offset);
985 if (!streams_xattr_recheck(sio)) {
989 status = get_ea_value(talloc_tos(), handle->conn, fsp->base_fsp,
990 sio->base, sio->xattr_name, &ea);
991 if (!NT_STATUS_IS_OK(status)) {
995 tmp = TALLOC_REALLOC_ARRAY(talloc_tos(), ea.value.data, uint8,
999 TALLOC_FREE(ea.value.data);
1004 /* Did we expand ? */
1005 if (ea.value.length < offset + 1) {
1006 memset(&tmp[ea.value.length], '\0',
1007 offset + 1 - ea.value.length);
1010 ea.value.data = tmp;
1011 ea.value.length = offset + 1;
1012 ea.value.data[offset] = 0;
1014 if (fsp->base_fsp->fh->fd != -1) {
1015 ret = SMB_VFS_FSETXATTR(fsp->base_fsp,
1017 ea.value.data, ea.value.length, 0);
1019 ret = SMB_VFS_SETXATTR(fsp->conn, fsp->base_fsp->fsp_name,
1021 ea.value.data, ea.value.length, 0);
1024 TALLOC_FREE(ea.value.data);
1033 /* VFS operations structure */
1035 static vfs_op_tuple streams_xattr_ops[] = {
1036 {SMB_VFS_OP(streams_xattr_fs_capabilities), SMB_VFS_OP_FS_CAPABILITIES,
1037 SMB_VFS_LAYER_TRANSPARENT},
1038 {SMB_VFS_OP(streams_xattr_open), SMB_VFS_OP_OPEN,
1039 SMB_VFS_LAYER_TRANSPARENT},
1040 {SMB_VFS_OP(streams_xattr_stat), SMB_VFS_OP_STAT,
1041 SMB_VFS_LAYER_TRANSPARENT},
1042 {SMB_VFS_OP(streams_xattr_fstat), SMB_VFS_OP_FSTAT,
1043 SMB_VFS_LAYER_TRANSPARENT},
1044 {SMB_VFS_OP(streams_xattr_lstat), SMB_VFS_OP_LSTAT,
1045 SMB_VFS_LAYER_TRANSPARENT},
1046 {SMB_VFS_OP(streams_xattr_pread), SMB_VFS_OP_PREAD,
1047 SMB_VFS_LAYER_TRANSPARENT},
1048 {SMB_VFS_OP(streams_xattr_pwrite), SMB_VFS_OP_PWRITE,
1049 SMB_VFS_LAYER_TRANSPARENT},
1050 {SMB_VFS_OP(streams_xattr_unlink), SMB_VFS_OP_UNLINK,
1051 SMB_VFS_LAYER_TRANSPARENT},
1052 {SMB_VFS_OP(streams_xattr_rename), SMB_VFS_OP_RENAME,
1053 SMB_VFS_LAYER_TRANSPARENT},
1054 {SMB_VFS_OP(streams_xattr_ftruncate), SMB_VFS_OP_FTRUNCATE,
1055 SMB_VFS_LAYER_TRANSPARENT},
1056 {SMB_VFS_OP(streams_xattr_streaminfo), SMB_VFS_OP_STREAMINFO,
1057 SMB_VFS_LAYER_OPAQUE},
1058 {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
1061 NTSTATUS vfs_streams_xattr_init(void);
1062 NTSTATUS vfs_streams_xattr_init(void)
1064 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "streams_xattr",