This function returns 0 on success or -1 on error.
+=head2 guestfs_download
+
+ int guestfs_download (guestfs_h *handle,
+ const char *remotefilename,
+ const char *filename);
+
+Download file C<remotefilename> and save it as C<filename>
+on the local machine.
+
+C<filename> can also be a named pipe.
+
+See also C<guestfs_upload>, C<guestfs_cat>.
+
+This function returns 0 on success or -1 on error.
+
=head2 guestfs_exists
int guestfs_exists (guestfs_h *handle,
This function returns 0 on success or -1 on error.
+=head2 guestfs_upload
+
+ int guestfs_upload (guestfs_h *handle,
+ const char *filename,
+ const char *remotefilename);
+
+Upload local file C<filename> to C<remotefilename> on the
+filesystem.
+
+C<filename> can also be a named pipe.
+
+See also C<guestfs_download>.
+
+This function returns 0 on success or -1 on error.
+
=head2 guestfs_vgcreate
int guestfs_vgcreate (guestfs_h *handle,