1*d4514f0bSApple OSS Distributions /* 2*d4514f0bSApple OSS Distributions * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. 3*d4514f0bSApple OSS Distributions * 4*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*d4514f0bSApple OSS Distributions * 6*d4514f0bSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*d4514f0bSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*d4514f0bSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*d4514f0bSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*d4514f0bSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*d4514f0bSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*d4514f0bSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*d4514f0bSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*d4514f0bSApple OSS Distributions * 15*d4514f0bSApple OSS Distributions * Please obtain a copy of the License at 16*d4514f0bSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*d4514f0bSApple OSS Distributions * 18*d4514f0bSApple OSS Distributions * The Original Code and all software distributed under the License are 19*d4514f0bSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*d4514f0bSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*d4514f0bSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*d4514f0bSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*d4514f0bSApple OSS Distributions * Please see the License for the specific language governing rights and 24*d4514f0bSApple OSS Distributions * limitations under the License. 25*d4514f0bSApple OSS Distributions * 26*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*d4514f0bSApple OSS Distributions */ 28*d4514f0bSApple OSS Distributions /* 29*d4514f0bSApple OSS Distributions * Fundamental constants relating to FireWire network device. 30*d4514f0bSApple OSS Distributions */ 31*d4514f0bSApple OSS Distributions 32*d4514f0bSApple OSS Distributions #ifndef _NET_FIREWIRE_H_ 33*d4514f0bSApple OSS Distributions #define _NET_FIREWIRE_H_ 34*d4514f0bSApple OSS Distributions 35*d4514f0bSApple OSS Distributions #include <sys/appleapiopts.h> 36*d4514f0bSApple OSS Distributions 37*d4514f0bSApple OSS Distributions /* 38*d4514f0bSApple OSS Distributions * The number of bytes in a FireWire EUI-64. 39*d4514f0bSApple OSS Distributions */ 40*d4514f0bSApple OSS Distributions #define FIREWIRE_EUI64_LEN 8 41*d4514f0bSApple OSS Distributions 42*d4514f0bSApple OSS Distributions /* 43*d4514f0bSApple OSS Distributions * The number of bytes in the type field. 44*d4514f0bSApple OSS Distributions */ 45*d4514f0bSApple OSS Distributions #define FIREWIRE_TYPE_LEN 2 46*d4514f0bSApple OSS Distributions 47*d4514f0bSApple OSS Distributions /* 48*d4514f0bSApple OSS Distributions * The length of the header provided by the FireWire network device. 49*d4514f0bSApple OSS Distributions */ 50*d4514f0bSApple OSS Distributions #define FIREWIRE_HDR_LEN (FIREWIRE_EUI64_LEN*2+FIREWIRE_TYPE_LEN) 51*d4514f0bSApple OSS Distributions 52*d4514f0bSApple OSS Distributions /* 53*d4514f0bSApple OSS Distributions * The minimum packet length. 54*d4514f0bSApple OSS Distributions */ 55*d4514f0bSApple OSS Distributions #define FIREWIRE_MIN_LEN 64 56*d4514f0bSApple OSS Distributions 57*d4514f0bSApple OSS Distributions /* 58*d4514f0bSApple OSS Distributions * The maximum packet length. 59*d4514f0bSApple OSS Distributions */ 60*d4514f0bSApple OSS Distributions #define FIREWIRE_MAX_LEN 4096 61*d4514f0bSApple OSS Distributions 62*d4514f0bSApple OSS Distributions /* 63*d4514f0bSApple OSS Distributions * A macro to validate a length with 64*d4514f0bSApple OSS Distributions */ 65*d4514f0bSApple OSS Distributions #define FIREWIRE_IS_VALID_LEN(foo) \ 66*d4514f0bSApple OSS Distributions ((foo) >= FIREWIRE_MIN_LEN && (foo) <= FIREWIRE_MAX_LEN) 67*d4514f0bSApple OSS Distributions 68*d4514f0bSApple OSS Distributions /* 69*d4514f0bSApple OSS Distributions * Structure of header provided by the FireWire network device. 70*d4514f0bSApple OSS Distributions * 71*d4514f0bSApple OSS Distributions * The device uses a simplified header with just the non-changing 72*d4514f0bSApple OSS Distributions * EUI-64 addresses and ethernet type specified; 73*d4514f0bSApple OSS Distributions */ 74*d4514f0bSApple OSS Distributions struct firewire_header { 75*d4514f0bSApple OSS Distributions u_char firewire_dhost[FIREWIRE_EUI64_LEN]; 76*d4514f0bSApple OSS Distributions u_char firewire_shost[FIREWIRE_EUI64_LEN]; 77*d4514f0bSApple OSS Distributions u_short firewire_type; /* ethertype */ 78*d4514f0bSApple OSS Distributions }; 79*d4514f0bSApple OSS Distributions 80*d4514f0bSApple OSS Distributions /* 81*d4514f0bSApple OSS Distributions * Format of FireWire EUI-64. 82*d4514f0bSApple OSS Distributions */ 83*d4514f0bSApple OSS Distributions struct firewire_eui64 { 84*d4514f0bSApple OSS Distributions u_char octet[FIREWIRE_EUI64_LEN]; 85*d4514f0bSApple OSS Distributions }; 86*d4514f0bSApple OSS Distributions 87*d4514f0bSApple OSS Distributions /* 88*d4514f0bSApple OSS Distributions * Format of FireWire hardware address. 89*d4514f0bSApple OSS Distributions */ 90*d4514f0bSApple OSS Distributions struct firewire_address { 91*d4514f0bSApple OSS Distributions u_char eui64[FIREWIRE_EUI64_LEN]; 92*d4514f0bSApple OSS Distributions u_char maxRec; 93*d4514f0bSApple OSS Distributions u_char spd; 94*d4514f0bSApple OSS Distributions u_int16_t unicastFifoHi; 95*d4514f0bSApple OSS Distributions u_int32_t unicastFifoLo; 96*d4514f0bSApple OSS Distributions }; 97*d4514f0bSApple OSS Distributions 98*d4514f0bSApple OSS Distributions #define FIREWIRE_ADDR_LEN 16 /* sizeof(struct firewire_address) */ 99*d4514f0bSApple OSS Distributions 100*d4514f0bSApple OSS Distributions 101*d4514f0bSApple OSS Distributions #define FIREWIRE_MTU (FIREWIRE_MAX_LEN - FIREWIRE_HDR_LEN) 102*d4514f0bSApple OSS Distributions #define FIREWIRE_MIN (FIREWIRE_MIN_LEN - FIREWIRE_HDR_LEN) 103*d4514f0bSApple OSS Distributions 104*d4514f0bSApple OSS Distributions #endif /* !_NET_FIREWIRE_H_ */ 105