* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
+#include "includes.h"
#include "onefs.h"
+#include "onefs_config.h"
+
#include <sys/isi_enc.h>
/*
return NT_STATUS_OK;
}
+NTSTATUS onefs_stream_prep_smb_fname(TALLOC_CTX *ctx,
+ const struct smb_filename *smb_fname_in,
+ struct smb_filename **smb_fname_out)
+{
+ char *stream_name = NULL;
+ NTSTATUS status;
+
+ /*
+ * Only attempt to strip off the trailing :$DATA if there is an actual
+ * stream there. If it is the default stream, the smb_fname_out will
+ * just have a NULL stream so the base file is opened.
+ */
+ if (smb_fname_in->stream_name &&
+ !is_ntfs_default_stream_smb_fname(smb_fname_in)) {
+ char *str_tmp = smb_fname_in->stream_name;
+
+ /* First strip off the leading ':' */
+ if (str_tmp[0] == ':') {
+ str_tmp++;
+ }
+
+ /* Create a new copy of the stream_name. */
+ stream_name = talloc_strdup(ctx, str_tmp);
+ if (stream_name == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* Strip off the :$DATA if one exists. */
+ str_tmp = strrchr_m(stream_name, ':');
+ if (str_tmp) {
+ str_tmp[0] = '\0';
+ }
+ }
+
+ /*
+ * If there was a stream that wasn't the default stream the leading
+ * colon and trailing :$DATA has now been stripped off. Create a new
+ * smb_filename to pass back.
+ */
+ status = create_synthetic_smb_fname(ctx, smb_fname_in->base_name,
+ stream_name, &smb_fname_in->st,
+ smb_fname_out);
+ TALLOC_FREE(stream_name);
+ return status;
+}
+
int onefs_is_stream(const char *path, char **pbase, char **pstream,
bool *is_stream)
{
return dir_fd;
}
-int onefs_rename(vfs_handle_struct *handle, const char *oldname,
- const char *newname)
+int onefs_rename(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname_src,
+ const struct smb_filename *smb_fname_dst)
{
- TALLOC_CTX *frame = NULL;
- int ret = -1;
- int dir_fd = -1;
+ struct smb_filename *smb_fname_src_onefs = NULL;
+ struct smb_filename *smb_fname_dst_onefs = NULL;
+ NTSTATUS status;
int saved_errno;
- bool old_is_stream;
- bool new_is_stream;
- char *obase = NULL;
- char *osname = NULL;
- char *nbase = NULL;
- char *nsname = NULL;
+ int dir_fd = -1;
+ int ret = -1;
- frame = talloc_stackframe();
+ START_PROFILE(syscall_rename_at);
- ret = onefs_is_stream(oldname, &obase, &osname, &old_is_stream);
- if (ret)
- return ret;
+ if (!is_ntfs_stream_smb_fname(smb_fname_src) &&
+ !is_ntfs_stream_smb_fname(smb_fname_dst)) {
+ ret = SMB_VFS_NEXT_RENAME(handle, smb_fname_src,
+ smb_fname_dst);
+ goto done;
+ }
- ret = onefs_is_stream(newname, &nbase, &nsname, &new_is_stream);
- if (ret)
- return ret;
+ /* For now don't allow renames from or to the default stream. */
+ if (is_ntfs_default_stream_smb_fname(smb_fname_src) ||
+ is_ntfs_default_stream_smb_fname(smb_fname_dst)) {
+ errno = ENOSYS;
+ goto done;
+ }
- if (!old_is_stream && !new_is_stream) {
- return SMB_VFS_NEXT_RENAME(handle, oldname, newname);
+ /* prep stream smb_filename structs. */
+ status = onefs_stream_prep_smb_fname(talloc_tos(), smb_fname_src,
+ &smb_fname_src_onefs);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ goto done;
+ }
+ status = onefs_stream_prep_smb_fname(talloc_tos(), smb_fname_dst,
+ &smb_fname_dst_onefs);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ goto done;
}
- dir_fd = get_stream_dir_fd(handle->conn, obase, NULL);
+ dir_fd = get_stream_dir_fd(handle->conn, smb_fname_src->base_name,
+ NULL);
if (dir_fd < -1) {
goto done;
}
- DEBUG(8,("onefs_rename called for %s : %s => %s : %s\n",
- obase, osname, nbase, nsname));
+ DEBUG(8, ("onefs_rename called for %s => %s\n",
+ smb_fname_str_dbg(smb_fname_src_onefs),
+ smb_fname_str_dbg(smb_fname_dst_onefs)));
/* Handle rename of stream to default stream specially. */
- if (nsname == NULL) {
- ret = enc_renameat(dir_fd, osname, ENC_DEFAULT, AT_FDCWD,
- nbase, ENC_DEFAULT);
+ if (smb_fname_dst_onefs->stream_name == NULL) {
+ ret = enc_renameat(dir_fd, smb_fname_src_onefs->stream_name,
+ ENC_DEFAULT, AT_FDCWD,
+ smb_fname_dst_onefs->base_name,
+ ENC_DEFAULT);
} else {
- ret = enc_renameat(dir_fd, osname, ENC_DEFAULT, dir_fd, nsname,
+ ret = enc_renameat(dir_fd, smb_fname_src_onefs->stream_name,
+ ENC_DEFAULT, dir_fd,
+ smb_fname_dst_onefs->stream_name,
ENC_DEFAULT);
}
done:
+ END_PROFILE(syscall_rename_at);
+ TALLOC_FREE(smb_fname_src_onefs);
+ TALLOC_FREE(smb_fname_dst_onefs);
+
saved_errno = errno;
if (dir_fd >= 0) {
close(dir_fd);
}
errno = saved_errno;
- TALLOC_FREE(frame);
return ret;
}
{
int dos_flags = (UF_DOS_NOINDEX | UF_DOS_ARCHIVE |
UF_DOS_HIDDEN | UF_DOS_RO | UF_DOS_SYSTEM);
- stream_sbuf->st_mtime = base_sbuf->st_mtime;
- stream_sbuf->st_ctime = base_sbuf->st_ctime;
- stream_sbuf->st_atime = base_sbuf->st_atime;
- stream_sbuf->st_flags &= ~dos_flags;
- stream_sbuf->st_flags |= base_sbuf->st_flags & dos_flags;
+ stream_sbuf->st_ex_mtime = base_sbuf->st_ex_mtime;
+ stream_sbuf->st_ex_ctime = base_sbuf->st_ex_ctime;
+ stream_sbuf->st_ex_atime = base_sbuf->st_ex_atime;
+ stream_sbuf->st_ex_flags &= ~dos_flags;
+ stream_sbuf->st_ex_flags |= base_sbuf->st_ex_flags & dos_flags;
}
/* fake timestamps */
-static void onefs_adjust_stat_time(vfs_handle_struct *handle, const char *fname,
- SMB_STRUCT_STAT *sbuf)
+static void onefs_adjust_stat_time(struct connection_struct *conn,
+ const char *fname, SMB_STRUCT_STAT *sbuf)
{
- struct onefs_vfs_config cfg;
+ struct onefs_vfs_share_config cfg;
struct timeval tv_now = {0, 0};
bool static_mtime = False;
bool static_atime = False;
- if (!onefs_get_config(SNUM(handle->conn),
+ if (!onefs_get_config(SNUM(conn),
ONEFS_VFS_CONFIG_FAKETIMESTAMPS, &cfg)) {
return;
}
- if (IS_MTIME_STATIC_PATH(handle->conn, &cfg, fname)) {
- sbuf->st_mtime = sbuf->st_birthtime;
+ if (IS_MTIME_STATIC_PATH(conn, &cfg, fname)) {
+ sbuf->st_ex_mtime = sbuf->st_ex_btime;
static_mtime = True;
}
- if (IS_ATIME_STATIC_PATH(handle->conn, &cfg, fname)) {
- sbuf->st_atime = sbuf->st_birthtime;
+ if (IS_ATIME_STATIC_PATH(conn, &cfg, fname)) {
+ sbuf->st_ex_atime = sbuf->st_ex_btime;
static_atime = True;
}
- if (IS_CTIME_NOW_PATH(handle->conn, &cfg, fname)) {
+ if (IS_CTIME_NOW_PATH(conn, &cfg, fname)) {
if (cfg.ctime_slop < 0) {
- sbuf->st_birthtime = INT_MAX - 1;
+ sbuf->st_ex_btime.tv_sec = INT_MAX - 1;
} else {
GetTimeOfDay(&tv_now);
- sbuf->st_birthtime = tv_now.tv_sec + cfg.ctime_slop;
+ sbuf->st_ex_btime.tv_sec = tv_now.tv_sec +
+ cfg.ctime_slop;
}
}
- if (!static_mtime && IS_MTIME_NOW_PATH(handle->conn,&cfg,fname)) {
+ if (!static_mtime && IS_MTIME_NOW_PATH(conn,&cfg,fname)) {
if (cfg.mtime_slop < 0) {
- sbuf->st_mtime = INT_MAX - 1;
+ sbuf->st_ex_mtime.tv_sec = INT_MAX - 1;
} else {
if (tv_now.tv_sec == 0)
GetTimeOfDay(&tv_now);
- sbuf->st_mtime = tv_now.tv_sec + cfg.mtime_slop;
+ sbuf->st_ex_mtime.tv_sec = tv_now.tv_sec +
+ cfg.mtime_slop;
}
}
- if (!static_atime && IS_ATIME_NOW_PATH(handle->conn,&cfg,fname)) {
+ if (!static_atime && IS_ATIME_NOW_PATH(conn,&cfg,fname)) {
if (cfg.atime_slop < 0) {
- sbuf->st_atime = INT_MAX - 1;
+ sbuf->st_ex_atime.tv_sec = INT_MAX - 1;
} else {
if (tv_now.tv_sec == 0)
GetTimeOfDay(&tv_now);
- sbuf->st_atime = tv_now.tv_sec + cfg.atime_slop;
+ sbuf->st_ex_atime.tv_sec = tv_now.tv_sec +
+ cfg.atime_slop;
}
}
}
-static int stat_stream(vfs_handle_struct *handle, const char *base,
+static int stat_stream(struct connection_struct *conn, const char *base,
const char *stream, SMB_STRUCT_STAT *sbuf, int flags)
{
SMB_STRUCT_STAT base_sbuf;
int base_fd = -1, dir_fd, ret, saved_errno;
- dir_fd = get_stream_dir_fd(handle->conn, base, &base_fd);
+ dir_fd = get_stream_dir_fd(conn, base, &base_fd);
if (dir_fd < 0) {
return -1;
}
/* Stat the stream. */
- ret = enc_fstatat(dir_fd, stream, ENC_DEFAULT, sbuf, flags);
+ ret = onefs_sys_fstat_at(dir_fd, stream, sbuf, flags);
if (ret != -1) {
/* Now stat the base file and merge the results. */
- ret = sys_fstat(base_fd, &base_sbuf);
+ ret = onefs_sys_fstat(base_fd, &base_sbuf);
if (ret != -1) {
merge_stat(sbuf, &base_sbuf);
}
return ret;
}
-int onefs_stat(vfs_handle_struct *handle, const char *path,
- SMB_STRUCT_STAT *sbuf)
+int onefs_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
+ struct smb_filename *smb_fname_onefs = NULL;
+ NTSTATUS status;
int ret;
- bool is_stream;
- char *base = NULL;
- char *stream = NULL;
- ret = onefs_is_stream(path, &base, &stream, &is_stream);
- if (ret)
- return ret;
+ status = onefs_stream_prep_smb_fname(talloc_tos(), smb_fname,
+ &smb_fname_onefs);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
- if (!is_stream) {
- ret = SMB_VFS_NEXT_STAT(handle, path, sbuf);
- } else if (!stream) {
- /* If it's the ::$DATA stream just stat the base file name. */
- ret = SMB_VFS_NEXT_STAT(handle, base, sbuf);
+ /*
+ * If the smb_fname has no stream or is :$DATA, then just stat the
+ * base stream. Otherwise stat the stream.
+ */
+ if (!is_ntfs_stream_smb_fname(smb_fname_onefs)) {
+ ret = onefs_sys_stat(smb_fname_onefs->base_name,
+ &smb_fname->st);
} else {
- ret = stat_stream(handle, base, stream, sbuf, 0);
+ ret = stat_stream(handle->conn, smb_fname_onefs->base_name,
+ smb_fname_onefs->stream_name, &smb_fname->st,
+ 0);
}
- onefs_adjust_stat_time(handle, path, sbuf);
+ onefs_adjust_stat_time(handle->conn, smb_fname->base_name,
+ &smb_fname->st);
+
+ TALLOC_FREE(smb_fname_onefs);
+
return ret;
}
int ret;
/* Stat the stream, by calling next_fstat on the stream's fd. */
- ret = SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
+ ret = onefs_sys_fstat(fsp->fh->fd, sbuf);
if (ret == -1) {
return ret;
}
/* Stat the base file and merge the results. */
if (fsp != NULL && fsp->base_fsp != NULL) {
- ret = sys_fstat(fsp->base_fsp->fh->fd, &base_sbuf);
+ ret = onefs_sys_fstat(fsp->base_fsp->fh->fd, &base_sbuf);
if (ret != -1) {
merge_stat(sbuf, &base_sbuf);
}
}
- onefs_adjust_stat_time(handle, fsp->fsp_name, sbuf);
+ onefs_adjust_stat_time(handle->conn, fsp->fsp_name, sbuf);
return ret;
}
-int onefs_lstat(vfs_handle_struct *handle, const char *path,
- SMB_STRUCT_STAT *sbuf)
+int onefs_lstat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
{
+ struct smb_filename *smb_fname_onefs = NULL;
+ NTSTATUS status;
int ret;
- bool is_stream;
- char *base = NULL;
- char *stream = NULL;
- ret = onefs_is_stream(path, &base, &stream, &is_stream);
- if (ret)
- return ret;
+ status = onefs_stream_prep_smb_fname(talloc_tos(), smb_fname,
+ &smb_fname_onefs);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
- if (!is_stream) {
- ret = SMB_VFS_NEXT_LSTAT(handle, path, sbuf);
- } else if (!stream) {
- /* If it's the ::$DATA stream just stat the base file name. */
- ret = SMB_VFS_NEXT_LSTAT(handle, base, sbuf);
+ /*
+ * If the smb_fname has no stream or is :$DATA, then just stat the
+ * base stream. Otherwise stat the stream.
+ */
+ if (!is_ntfs_stream_smb_fname(smb_fname_onefs)) {
+ ret = onefs_sys_lstat(smb_fname_onefs->base_name,
+ &smb_fname->st);
} else {
- ret = stat_stream(handle, base, stream, sbuf,
+ ret = stat_stream(handle->conn, smb_fname_onefs->base_name,
+ smb_fname_onefs->stream_name, &smb_fname->st,
AT_SYMLINK_NOFOLLOW);
}
- onefs_adjust_stat_time(handle, path, sbuf);
+ onefs_adjust_stat_time(handle->conn, smb_fname->base_name,
+ &smb_fname->st);
+
+ TALLOC_FREE(smb_fname_onefs);
+
return ret;
}
-int onefs_unlink(vfs_handle_struct *handle, const char *path)
+int onefs_unlink(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname)
{
+ struct smb_filename *smb_fname_onefs = NULL;
int ret;
bool is_stream;
char *base = NULL;
char *stream = NULL;
int dir_fd, saved_errno;
- ret = onefs_is_stream(path, &base, &stream, &is_stream);
- if (ret) {
- return ret;
+ /* Not a stream. */
+ if (!is_ntfs_stream_smb_fname(smb_fname)) {
+ return SMB_VFS_NEXT_UNLINK(handle, smb_fname);
}
- if (!is_stream) {
- return SMB_VFS_NEXT_UNLINK(handle, path);
+ status = onefs_stream_prep_smb_fname(talloc_tos(), smb_fname,
+ &smb_fname_onefs);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
}
- /* If it's the ::$DATA stream just unlink the base file name. */
- if (!stream) {
- return SMB_VFS_NEXT_UNLINK(handle, base);
+ /* Default stream (the ::$DATA was just stripped off). */
+ if (!is_ntfs_stream_smb_fname(smb_fname_onefs)) {
+ ret = SMB_VFS_NEXT_UNLINK(handle, smb_fname_onefs);
+ goto out;
}
- dir_fd = get_stream_dir_fd(handle->conn, base, NULL);
+ dir_fd = get_stream_dir_fd(handle->conn, smb_fname_onefs->base_name,
+ NULL);
if (dir_fd < 0) {
- return -1;
+ ret = -1;
+ goto out;
}
- ret = enc_unlinkat(dir_fd, stream, ENC_DEFAULT, 0);
+ ret = enc_unlinkat(dir_fd, smb_fname_onefs->stream_name, ENC_DEFAULT,
+ 0);
saved_errno = errno;
close(dir_fd);
errno = saved_errno;
+ out:
+ TALLOC_FREE(smb_fname_onefs);
return ret;
}
goto out;
}
+ /* Initialize the dir state struct and add it to the list.
+ * This is a layer violation, and really should be handled by a
+ * VFS_FDOPENDIR() call which would properly setup the dir state.
+ * But since this is all within the onefs.so module, we cheat for
+ * now and call directly into the readdirplus code.
+ * NOTE: This state MUST be freed by a proper VFS_CLOSEDIR() call. */
+ ret = onefs_rdp_add_dir_state(conn, dirp);
+ if (ret) {
+ DEBUG(0, ("Error adding dir_state to the list\n"));
+ status = map_nt_error_from_unix(errno);
+ goto out;
+ }
+
fake_fs.conn = conn;
fake_fs.fh = &fake_fh;
fake_fs.fsp_name = SMB_STRDUP(fname);
/* Iterate over the streams in the ADS directory. */
- while ((dp = SMB_VFS_READDIR(conn, dirp)) != NULL) {
+ while ((dp = SMB_VFS_READDIR(conn, dirp, NULL)) != NULL) {
/* Skip the "." and ".." entries */
if ((strcmp(dp->d_name, ".") == 0) ||
(strcmp(dp->d_name, "..") == 0))
if (!add_one_stream(state->mem_ctx,
&state->num_streams, &state->streams,
- dp->d_name, stream_sbuf.st_size,
+ dp->d_name, stream_sbuf.st_ex_size,
SMB_VFS_GET_ALLOC_SIZE(conn, NULL,
&stream_sbuf))) {
state->status = NT_STATUS_NO_MEMORY;
}
ret = SMB_VFS_FSTAT(fsp, &sbuf);
} else {
+ struct smb_filename *smb_fname = NULL;
+
if (is_ntfs_stream_name(fname)) {
return NT_STATUS_INVALID_PARAMETER;
}
- ret = SMB_VFS_STAT(handle->conn, fname, &sbuf);
+
+ status = create_synthetic_smb_fname(talloc_tos(), fname, NULL,
+ NULL, &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ ret = SMB_VFS_STAT(handle->conn, smb_fname);
+
+ sbuf = smb_fname->st;
+
+ TALLOC_FREE(smb_fname);
}
if (ret == -1) {
state.streams = NULL;
state.num_streams = 0;
+ if (lp_parm_bool(SNUM(handle->conn), PARM_ONEFS_TYPE,
+ PARM_IGNORE_STREAMS, PARM_IGNORE_STREAMS_DEFAULT)) {
+ goto out;
+ }
+
/* Add the default stream. */
- if (S_ISREG(sbuf.st_mode)) {
+ if (S_ISREG(sbuf.st_ex_mode)) {
if (!add_one_stream(mem_ctx,
&state.num_streams, &state.streams,
- "", sbuf.st_size,
+ "", sbuf.st_ex_size,
SMB_VFS_GET_ALLOC_SIZE(handle->conn, fsp,
&sbuf))) {
return NT_STATUS_NO_MEMORY;
state.status = NT_STATUS_OK;
/* If there are more streams, add them too. */
- if (sbuf.st_flags & UF_HASADS) {
+ if (sbuf.st_ex_flags & UF_HASADS) {
status = walk_onefs_streams(handle->conn, fsp, fname,
&state, &sbuf);
return state.status;
}
}
-
+ out:
*num_streams = state.num_streams;
*streams = state.streams;
return NT_STATUS_OK;