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Diffstat (limited to '')
| -rw-r--r-- | appletalk.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/appletalk.h b/appletalk.h new file mode 100644 index 0000000..ef4013f --- /dev/null +++ b/appletalk.h @@ -0,0 +1,166 @@ +/* + * 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). + */ + +struct LAP { + nd_uint8_t dst; + nd_uint8_t src; + nd_uint8_t type; +}; +#define lapShortDDP 1 /* short DDP type */ +#define lapDDP 2 /* DDP type */ +#define lapKLAP 'K' /* Kinetics KLAP type */ + +/* Datagram Delivery Protocol */ + +struct atDDP { + nd_uint16_t length; + nd_uint16_t checksum; + nd_uint16_t dstNet; + nd_uint16_t srcNet; + nd_uint8_t dstNode; + nd_uint8_t srcNode; + nd_uint8_t dstSkt; + nd_uint8_t srcSkt; + nd_uint8_t type; +}; + +struct atShortDDP { + nd_uint16_t length; + nd_uint8_t dstSkt; + nd_uint8_t srcSkt; + nd_uint8_t 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 ddpEIGRP 88 /* EIGRP over Appletalk */ +#define ddpKLAP 0x4b /* Kinetics KLAP type */ + + +/* AppleTalk Transaction Protocol */ + +struct atATP { + nd_uint8_t control; + nd_uint8_t bitmap; + nd_uint16_t transID; + nd_uint32_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 { + nd_uint8_t echoFunction; + nd_uint8_t echoData[1]; /* Should be [], C99-style */ +}; + +#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 { + nd_uint8_t control; + nd_uint8_t id; +}; + +struct atNBPtuple { + nd_uint16_t net; + nd_uint8_t node; + nd_uint8_t skt; + nd_uint8_t 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 { + nd_uint8_t command; + nd_uint8_t 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)) |