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/* $OpenBSD: appletalk.h,v 1.4 1996/07/13 11:01:07 mickey Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993, 1994, 1995, 1996
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code distributions
* retain the above copyright notice and this paragraph in its entirety, (2)
* distributions including binary code include the above copyright notice and
* this paragraph in its entirety in the documentation or other materials
* provided with the distribution, and (3) all advertising materials mentioning
* features or use of this software display the following acknowledgement:
* ``This product includes software developed by the University of California,
* Lawrence Berkeley Laboratory and its contributors.'' 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* AppleTalk protocol formats (courtesy Bill Croft of Stanford/SUMEX).
*
* @(#) Header: appletalk.h,v 1.12 96/06/03 02:54:24 leres Exp (LBL)
*/
struct LAP {
u_char dst;
u_char src;
u_char type;
};
#define lapShortDDP 1 /* short DDP type */
#define lapDDP 2 /* DDP type */
#define lapKLAP 'K' /* Kinetics KLAP type */
/* Datagram Delivery Protocol */
struct atDDP {
u_short length;
u_short checksum;
u_short dstNet;
u_short srcNet;
u_char dstNode;
u_char srcNode;
u_char dstSkt;
u_char srcSkt;
u_char type;
};
struct atShortDDP {
u_short length;
u_char dstSkt;
u_char srcSkt;
u_char type;
};
#define ddpMaxWKS 0x7F
#define ddpMaxData 586
#define ddpLengthMask 0x3FF
#define ddpHopShift 10
#define ddpSize 13 /* size of DDP header (avoid struct padding) */
#define ddpSSize 5
#define ddpWKS 128 /* boundary of DDP well known sockets */
#define ddpRTMP 1 /* RTMP type */
#define ddpRTMPrequest 5 /* RTMP request type */
#define ddpNBP 2 /* NBP type */
#define ddpATP 3 /* ATP type */
#define ddpECHO 4 /* ECHO type */
#define ddpIP 22 /* IP type */
#define ddpARP 23 /* ARP type */
#define ddpKLAP 0x4b /* Kinetics KLAP type */
/* AppleTalk Transaction Protocol */
struct atATP {
u_char control;
u_char bitmap;
u_short transID;
int32_t userData;
};
#define atpReqCode 0x40
#define atpRspCode 0x80
#define atpRelCode 0xC0
#define atpXO 0x20
#define atpEOM 0x10
#define atpSTS 0x08
#define atpFlagMask 0x3F
#define atpControlMask 0xF8
#define atpMaxNum 8
#define atpMaxData 578
/* AppleTalk Echo Protocol */
struct atEcho {
u_char echoFunction;
u_char *echoData;
};
#define echoSkt 4 /* the echoer socket */
#define echoSize 1 /* size of echo header */
#define echoRequest 1 /* echo request */
#define echoReply 2 /* echo request */
/* Name Binding Protocol */
struct atNBP {
u_char control;
u_char id;
};
struct atNBPtuple {
u_short net;
u_char node;
u_char skt;
u_char enumerator;
};
#define nbpBrRq 0x10
#define nbpLkUp 0x20
#define nbpLkUpReply 0x30
#define nbpNIS 2
#define nbpTupleMax 15
#define nbpHeaderSize 2
#define nbpTupleSize 5
#define nbpSkt 2 /* NIS */
/* Routing Table Maint. Protocol */
#define rtmpSkt 1 /* number of RTMP socket */
#define rtmpSize 4 /* minimum size */
#define rtmpTupleSize 3
/* Zone Information Protocol */
struct zipHeader {
u_char command;
u_char netcount;
};
#define zipHeaderSize 2
#define zipQuery 1
#define zipReply 2
#define zipTakedown 3
#define zipBringup 4
#define ddpZIP 6
#define zipSkt 6
#define GetMyZone 7
#define GetZoneList 8
/*
* UDP port range used for ddp-in-udp encapsulation is 16512-16639
* for client sockets (128-255) and 200-327 for server sockets
* (0-127). We also try to recognize the pre-April 88 server
* socket range of 768-895.
*/
#define atalk_port(p) \
(((unsigned)((p) - 16512) < 128) || \
((unsigned)((p) - 200) < 128) || \
((unsigned)((p) - 768) < 128))
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