1*699cd480SApple OSS Distributions /* 2*699cd480SApple OSS Distributions * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. 3*699cd480SApple OSS Distributions * 4*699cd480SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*699cd480SApple OSS Distributions * 6*699cd480SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*699cd480SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*699cd480SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*699cd480SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*699cd480SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*699cd480SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*699cd480SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*699cd480SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*699cd480SApple OSS Distributions * 15*699cd480SApple OSS Distributions * Please obtain a copy of the License at 16*699cd480SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*699cd480SApple OSS Distributions * 18*699cd480SApple OSS Distributions * The Original Code and all software distributed under the License are 19*699cd480SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*699cd480SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*699cd480SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*699cd480SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*699cd480SApple OSS Distributions * Please see the License for the specific language governing rights and 24*699cd480SApple OSS Distributions * limitations under the License. 25*699cd480SApple OSS Distributions * 26*699cd480SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*699cd480SApple OSS Distributions */ 28*699cd480SApple OSS Distributions /* 29*699cd480SApple OSS Distributions * Fundamental constants relating to FireWire network device. 30*699cd480SApple OSS Distributions */ 31*699cd480SApple OSS Distributions 32*699cd480SApple OSS Distributions #ifndef _NET_FIREWIRE_H_ 33*699cd480SApple OSS Distributions #define _NET_FIREWIRE_H_ 34*699cd480SApple OSS Distributions 35*699cd480SApple OSS Distributions #include <sys/appleapiopts.h> 36*699cd480SApple OSS Distributions 37*699cd480SApple OSS Distributions /* 38*699cd480SApple OSS Distributions * The number of bytes in a FireWire EUI-64. 39*699cd480SApple OSS Distributions */ 40*699cd480SApple OSS Distributions #define FIREWIRE_EUI64_LEN 8 41*699cd480SApple OSS Distributions 42*699cd480SApple OSS Distributions /* 43*699cd480SApple OSS Distributions * The number of bytes in the type field. 44*699cd480SApple OSS Distributions */ 45*699cd480SApple OSS Distributions #define FIREWIRE_TYPE_LEN 2 46*699cd480SApple OSS Distributions 47*699cd480SApple OSS Distributions /* 48*699cd480SApple OSS Distributions * The length of the header provided by the FireWire network device. 49*699cd480SApple OSS Distributions */ 50*699cd480SApple OSS Distributions #define FIREWIRE_HDR_LEN (FIREWIRE_EUI64_LEN*2+FIREWIRE_TYPE_LEN) 51*699cd480SApple OSS Distributions 52*699cd480SApple OSS Distributions /* 53*699cd480SApple OSS Distributions * The minimum packet length. 54*699cd480SApple OSS Distributions */ 55*699cd480SApple OSS Distributions #define FIREWIRE_MIN_LEN 64 56*699cd480SApple OSS Distributions 57*699cd480SApple OSS Distributions /* 58*699cd480SApple OSS Distributions * The maximum packet length. 59*699cd480SApple OSS Distributions */ 60*699cd480SApple OSS Distributions #define FIREWIRE_MAX_LEN 4096 61*699cd480SApple OSS Distributions 62*699cd480SApple OSS Distributions /* 63*699cd480SApple OSS Distributions * A macro to validate a length with 64*699cd480SApple OSS Distributions */ 65*699cd480SApple OSS Distributions #define FIREWIRE_IS_VALID_LEN(foo) \ 66*699cd480SApple OSS Distributions ((foo) >= FIREWIRE_MIN_LEN && (foo) <= FIREWIRE_MAX_LEN) 67*699cd480SApple OSS Distributions 68*699cd480SApple OSS Distributions /* 69*699cd480SApple OSS Distributions * Structure of header provided by the FireWire network device. 70*699cd480SApple OSS Distributions * 71*699cd480SApple OSS Distributions * The device uses a simplified header with just the non-changing 72*699cd480SApple OSS Distributions * EUI-64 addresses and ethernet type specified; 73*699cd480SApple OSS Distributions */ 74*699cd480SApple OSS Distributions struct firewire_header { 75*699cd480SApple OSS Distributions u_char firewire_dhost[FIREWIRE_EUI64_LEN]; 76*699cd480SApple OSS Distributions u_char firewire_shost[FIREWIRE_EUI64_LEN]; 77*699cd480SApple OSS Distributions u_short firewire_type; /* ethertype */ 78*699cd480SApple OSS Distributions }; 79*699cd480SApple OSS Distributions 80*699cd480SApple OSS Distributions /* 81*699cd480SApple OSS Distributions * Format of FireWire EUI-64. 82*699cd480SApple OSS Distributions */ 83*699cd480SApple OSS Distributions struct firewire_eui64 { 84*699cd480SApple OSS Distributions u_char octet[FIREWIRE_EUI64_LEN]; 85*699cd480SApple OSS Distributions }; 86*699cd480SApple OSS Distributions 87*699cd480SApple OSS Distributions /* 88*699cd480SApple OSS Distributions * Format of FireWire hardware address. 89*699cd480SApple OSS Distributions */ 90*699cd480SApple OSS Distributions struct firewire_address { 91*699cd480SApple OSS Distributions u_char eui64[FIREWIRE_EUI64_LEN]; 92*699cd480SApple OSS Distributions u_char maxRec; 93*699cd480SApple OSS Distributions u_char spd; 94*699cd480SApple OSS Distributions u_int16_t unicastFifoHi; 95*699cd480SApple OSS Distributions u_int32_t unicastFifoLo; 96*699cd480SApple OSS Distributions }; 97*699cd480SApple OSS Distributions 98*699cd480SApple OSS Distributions #define FIREWIRE_ADDR_LEN 16 /* sizeof(struct firewire_address) */ 99*699cd480SApple OSS Distributions 100*699cd480SApple OSS Distributions 101*699cd480SApple OSS Distributions #define FIREWIRE_MTU (FIREWIRE_MAX_LEN - FIREWIRE_HDR_LEN) 102*699cd480SApple OSS Distributions #define FIREWIRE_MIN (FIREWIRE_MIN_LEN - FIREWIRE_HDR_LEN) 103*699cd480SApple OSS Distributions 104*699cd480SApple OSS Distributions #endif /* !_NET_FIREWIRE_H_ */ 105