/* $NetBSD: remote-sl.h,v 1.1 1996/06/15 14:34:35 gwr Exp $ */ /* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This software was developed by the Computer Systems Engineering group * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and * contributed to Berkeley. * * All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Lawrence Berkeley Laboratory. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)remote-sl.h 8.1 (Berkeley) 6/11/93 */ /* * These definitions are factored out into an include file so * the kernel stub has access to them. */ #define FRAME_START 0xc1 /* Frame End */ #define FRAME_END 0xc0 /* Frame End */ #define FRAME_ESCAPE 0xdb /* Frame Esc */ #define TRANS_FRAME_START 0xde /* transposed frame start */ #define TRANS_FRAME_END 0xdc /* transposed frame esc */ #define TRANS_FRAME_ESCAPE 0xdd /* transposed frame esc */ /* * Message limits. SL_MAXDATA is the maximum number of bytes that can * be read or written. SL_BUFSIZE is the maximum amount of data that * can be passed across the serial link. The actual MTU is two times * the max message (since each byte might be escaped), plus the two * framing bytes. We add two to the message length to account for the * type byte and checksum. */ #define SL_MAXDATA 62 /* max data that can be read */ #define SL_RPCSIZE (1 + SL_MAXDATA) /* errno byte + data */ #define SL_MTU ((2 * (SL_RPCSIZE + 2) + 2))