LXR linux/include/uapi/linux/atalk.h

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _UAPI__LINUX_ATALK_H__
   3#define _UAPI__LINUX_ATALK_H__
   4
   5#include <linux/types.h>
   6#include <asm/byteorder.h>
   7#include <linux/socket.h>
   8
   9/*
  10 * AppleTalk networking structures
  11 *
  12 * The following are directly referenced from the University Of Michigan
  13 * netatalk for compatibility reasons.
  14 */
  15#define ATPORT_FIRST    1
  16#define ATPORT_RESERVED 128
  17#define ATPORT_LAST     254             /* 254 is only legal on localtalk */ 
  18#define ATADDR_ANYNET   (__u16)0
  19#define ATADDR_ANYNODE  (__u8)0
  20#define ATADDR_ANYPORT  (__u8)0
  21#define ATADDR_BCAST    (__u8)255
  22#define DDP_MAXSZ       587
  23#define DDP_MAXHOPS     15              /* 4 bits of hop counter */
  24
  25#define SIOCATALKDIFADDR       (SIOCPROTOPRIVATE + 0)
  26
  27struct atalk_addr {
  28        __be16  s_net;
  29        __u8    s_node;
  30};
  31
  32struct sockaddr_at {
  33        __kernel_sa_family_t sat_family;
  34        __u8              sat_port;
  35        struct atalk_addr sat_addr;
  36        char              sat_zero[8];
  37};
  38
  39struct atalk_netrange {
  40        __u8    nr_phase;
  41        __be16  nr_firstnet;
  42        __be16  nr_lastnet;
  43};
  44
  45#endif /* _UAPI__LINUX_ATALK_H__ */
  46