| 1 | /* $NetBSD: at.h,v 1.8 2014/12/02 19:33:44 christos Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1990,1991 Regents of The University of Michigan. |
| 5 | * All Rights Reserved. |
| 6 | * |
| 7 | * Permission to use, copy, modify, and distribute this software and |
| 8 | * its documentation for any purpose and without fee is hereby granted, |
| 9 | * provided that the above copyright notice appears in all copies and |
| 10 | * that both that copyright notice and this permission notice appear |
| 11 | * in supporting documentation, and that the name of The University |
| 12 | * of Michigan not be used in advertising or publicity pertaining to |
| 13 | * distribution of the software without specific, written prior |
| 14 | * permission. This software is supplied as is without expressed or |
| 15 | * implied warranties of any kind. |
| 16 | * |
| 17 | * This product includes software developed by the University of |
| 18 | * California, Berkeley and its contributors. |
| 19 | * |
| 20 | * Research Systems Unix Group |
| 21 | * The University of Michigan |
| 22 | * c/o Wesley Craig |
| 23 | * 535 W. William Street |
| 24 | * Ann Arbor, Michigan |
| 25 | * +1-313-764-2278 |
| 26 | * netatalk@umich.edu |
| 27 | */ |
| 28 | |
| 29 | #ifndef _NETATALK_AT_H_ |
| 30 | #define _NETATALK_AT_H_ |
| 31 | |
| 32 | #include <sys/ansi.h> |
| 33 | |
| 34 | #ifndef sa_family_t |
| 35 | typedef __sa_family_t sa_family_t; |
| 36 | #define sa_family_t __sa_family_t |
| 37 | #endif |
| 38 | |
| 39 | /* |
| 40 | * Supported protocols |
| 41 | */ |
| 42 | #define ATPROTO_DDP 0 |
| 43 | #define ATPROTO_AARP 254 |
| 44 | |
| 45 | #define DDP_MAXSZ 587 |
| 46 | |
| 47 | /* |
| 48 | * If ATPORT_FIRST <= Port < ATPORT_RESERVED, |
| 49 | * Port was created by a privileged process. |
| 50 | * If ATPORT_RESERVED <= Port < ATPORT_LAST, |
| 51 | * Port was not necessarily created by a |
| 52 | * privileged process. |
| 53 | */ |
| 54 | #define ATPORT_FIRST 1 |
| 55 | #define ATPORT_RESERVED 128 |
| 56 | #define ATPORT_LAST 255 |
| 57 | |
| 58 | /* |
| 59 | * AppleTalk address. |
| 60 | */ |
| 61 | struct at_addr { |
| 62 | uint16_t s_net; |
| 63 | uint8_t s_node; |
| 64 | }; |
| 65 | |
| 66 | #define ATADDR_ANYNET (uint16_t)0x0000 |
| 67 | #define ATADDR_ANYNODE (uint8_t)0x00 |
| 68 | #define ATADDR_ANYPORT (uint8_t)0x00 |
| 69 | #define ATADDR_BCAST (uint8_t)0xff /* There is no BCAST for NET */ |
| 70 | |
| 71 | struct netrange { |
| 72 | uint8_t nr_phase; |
| 73 | uint16_t nr_firstnet; |
| 74 | uint16_t nr_lastnet; |
| 75 | }; |
| 76 | |
| 77 | /* |
| 78 | * Socket address, AppleTalk style. We keep magic information in the |
| 79 | * zero bytes. There are three types, NONE, CONFIG which has the phase |
| 80 | * and a net range, and IFACE which has the network address of an |
| 81 | * interface. IFACE may be filled in by the client, and is filled in |
| 82 | * by the kernel. |
| 83 | */ |
| 84 | struct sockaddr_at { |
| 85 | uint8_t sat_len; |
| 86 | sa_family_t sat_family; |
| 87 | uint8_t sat_port; |
| 88 | struct at_addr sat_addr; |
| 89 | union { |
| 90 | struct netrange r_netrange; |
| 91 | char r_zero[8]; /* Hide a struct netrange in |
| 92 | * here */ |
| 93 | } sat_range; |
| 94 | }; |
| 95 | |
| 96 | #define sat_zero sat_range.r_zero |
| 97 | |
| 98 | #ifdef _KERNEL |
| 99 | #include <sys/protosw.h> |
| 100 | |
| 101 | extern struct domain atalkdomain; |
| 102 | extern const struct protosw atalksw[]; |
| 103 | #endif |
| 104 | |
| 105 | #if defined(_KERNEL) || defined(_TEST) |
| 106 | #define ATALK_ADDRSTRLEN 10 |
| 107 | |
| 108 | extern struct domain atalkdomain; |
| 109 | int at_print(char *, size_t, const struct at_addr *); |
| 110 | int sat_print(char *, size_t, const void *); |
| 111 | #endif |
| 112 | |
| 113 | #endif /* !_NETATALK_AT_H_ */ |
| 114 | |