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/*
* Copyright (c) 1990,1991 Regents of The University of Michigan.
* All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation, and that the name of The University
* of Michigan not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. This software is supplied as is without expressed or
* implied warranties of any kind.
*
* Research Systems Unix Group
* The University of Michigan
* c/o Mike Clark
* 535 W. William Street
* Ann Arbor, Michigan
* +1-313-763-0525
* netatalk@itd.umich.edu
*
* $FreeBSD$
*/
#ifndef __AT_HEADER__
#define __AT_HEADER__
/*
* Supported protocols
*/
#define ATPROTO_DDP 0
#define ATPROTO_AARP 254
#define DDP_MAXSZ 587
/*
* If ATPORT_FIRST <= Port < ATPORT_RESERVED,
* Port was created by a privileged process.
* If ATPORT_RESERVED <= Port < ATPORT_LAST,
* Port was not necessarily created by a
* privileged process.
*/
#define ATPORT_FIRST 1
#define ATPORT_RESERVED 128
#define ATPORT_LAST 255
/*
* AppleTalk address.
*/
struct at_addr {
u_short s_net;
u_char s_node;
};
#define ATADDR_ANYNET (u_short)0x0000
#define ATADDR_ANYNODE (u_char)0x00
#define ATADDR_ANYPORT (u_char)0x00
#define ATADDR_BCAST (u_char)0xff /* There is no BCAST for NET */
struct netrange {
u_char nr_phase;
u_short nr_firstnet;
u_short nr_lastnet;
};
/*
* Socket address, AppleTalk style. We keep magic information in the
* zero bytes. There are three types, NONE, CONFIG which has the phase
* and a net range, and IFACE which has the network address of an
* interface. IFACE may be filled in by the client, and is filled in
* by the kernel.
*/
struct sockaddr_at {
u_char sat_len;
u_char sat_family;
u_char sat_port;
struct at_addr sat_addr;
union {
struct netrange r_netrange;
char r_zero[ 8 ]; /* Hide a struct netrange in here */
} sat_range;
};
#define sat_zero sat_range.r_zero
#endif /* !__AT_HEADER__ */
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