LXR linux/include/uapi/linux/hdlc.h

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2/*
   3 * Generic HDLC support routines for Linux
   4 *
   5 * Copyright (C) 1999-2005 Krzysztof Halasa <khc@pm.waw.pl>
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of version 2 of the GNU General Public License
   9 * as published by the Free Software Foundation.
  10 */
  11
  12#ifndef _UAPI__HDLC_H
  13#define _UAPI__HDLC_H
  14
  15
  16#define HDLC_MAX_MTU 1500       /* Ethernet 1500 bytes */
  17#if 0
  18#define HDLC_MAX_MRU (HDLC_MAX_MTU + 10 + 14 + 4) /* for ETH+VLAN over FR */
  19#else
  20#define HDLC_MAX_MRU 1600 /* as required for FR network */
  21#endif
  22
  23
  24#endif /* _UAPI__HDLC_H */
  25