1*aca3beaaSApple OSS Distributions /* 2*aca3beaaSApple OSS Distributions * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. 3*aca3beaaSApple OSS Distributions * 4*aca3beaaSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*aca3beaaSApple OSS Distributions * 6*aca3beaaSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*aca3beaaSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*aca3beaaSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*aca3beaaSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*aca3beaaSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*aca3beaaSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*aca3beaaSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*aca3beaaSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*aca3beaaSApple OSS Distributions * 15*aca3beaaSApple OSS Distributions * Please obtain a copy of the License at 16*aca3beaaSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*aca3beaaSApple OSS Distributions * 18*aca3beaaSApple OSS Distributions * The Original Code and all software distributed under the License are 19*aca3beaaSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*aca3beaaSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*aca3beaaSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*aca3beaaSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*aca3beaaSApple OSS Distributions * Please see the License for the specific language governing rights and 24*aca3beaaSApple OSS Distributions * limitations under the License. 25*aca3beaaSApple OSS Distributions * 26*aca3beaaSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*aca3beaaSApple OSS Distributions */ 28*aca3beaaSApple OSS Distributions /* 29*aca3beaaSApple OSS Distributions * Fundamental constants relating to FireWire network device. 30*aca3beaaSApple OSS Distributions */ 31*aca3beaaSApple OSS Distributions 32*aca3beaaSApple OSS Distributions #ifndef _NET_FIREWIRE_H_ 33*aca3beaaSApple OSS Distributions #define _NET_FIREWIRE_H_ 34*aca3beaaSApple OSS Distributions 35*aca3beaaSApple OSS Distributions #include <sys/appleapiopts.h> 36*aca3beaaSApple OSS Distributions 37*aca3beaaSApple OSS Distributions /* 38*aca3beaaSApple OSS Distributions * The number of bytes in a FireWire EUI-64. 39*aca3beaaSApple OSS Distributions */ 40*aca3beaaSApple OSS Distributions #define FIREWIRE_EUI64_LEN 8 41*aca3beaaSApple OSS Distributions 42*aca3beaaSApple OSS Distributions /* 43*aca3beaaSApple OSS Distributions * The number of bytes in the type field. 44*aca3beaaSApple OSS Distributions */ 45*aca3beaaSApple OSS Distributions #define FIREWIRE_TYPE_LEN 2 46*aca3beaaSApple OSS Distributions 47*aca3beaaSApple OSS Distributions /* 48*aca3beaaSApple OSS Distributions * The length of the header provided by the FireWire network device. 49*aca3beaaSApple OSS Distributions */ 50*aca3beaaSApple OSS Distributions #define FIREWIRE_HDR_LEN (FIREWIRE_EUI64_LEN*2+FIREWIRE_TYPE_LEN) 51*aca3beaaSApple OSS Distributions 52*aca3beaaSApple OSS Distributions /* 53*aca3beaaSApple OSS Distributions * The minimum packet length. 54*aca3beaaSApple OSS Distributions */ 55*aca3beaaSApple OSS Distributions #define FIREWIRE_MIN_LEN 64 56*aca3beaaSApple OSS Distributions 57*aca3beaaSApple OSS Distributions /* 58*aca3beaaSApple OSS Distributions * The maximum packet length. 59*aca3beaaSApple OSS Distributions */ 60*aca3beaaSApple OSS Distributions #define FIREWIRE_MAX_LEN 4096 61*aca3beaaSApple OSS Distributions 62*aca3beaaSApple OSS Distributions /* 63*aca3beaaSApple OSS Distributions * A macro to validate a length with 64*aca3beaaSApple OSS Distributions */ 65*aca3beaaSApple OSS Distributions #define FIREWIRE_IS_VALID_LEN(foo) \ 66*aca3beaaSApple OSS Distributions ((foo) >= FIREWIRE_MIN_LEN && (foo) <= FIREWIRE_MAX_LEN) 67*aca3beaaSApple OSS Distributions 68*aca3beaaSApple OSS Distributions /* 69*aca3beaaSApple OSS Distributions * Structure of header provided by the FireWire network device. 70*aca3beaaSApple OSS Distributions * 71*aca3beaaSApple OSS Distributions * The device uses a simplified header with just the non-changing 72*aca3beaaSApple OSS Distributions * EUI-64 addresses and ethernet type specified; 73*aca3beaaSApple OSS Distributions */ 74*aca3beaaSApple OSS Distributions struct firewire_header { 75*aca3beaaSApple OSS Distributions u_char firewire_dhost[FIREWIRE_EUI64_LEN]; 76*aca3beaaSApple OSS Distributions u_char firewire_shost[FIREWIRE_EUI64_LEN]; 77*aca3beaaSApple OSS Distributions u_short firewire_type; /* ethertype */ 78*aca3beaaSApple OSS Distributions }; 79*aca3beaaSApple OSS Distributions 80*aca3beaaSApple OSS Distributions /* 81*aca3beaaSApple OSS Distributions * Format of FireWire EUI-64. 82*aca3beaaSApple OSS Distributions */ 83*aca3beaaSApple OSS Distributions struct firewire_eui64 { 84*aca3beaaSApple OSS Distributions u_char octet[FIREWIRE_EUI64_LEN]; 85*aca3beaaSApple OSS Distributions }; 86*aca3beaaSApple OSS Distributions 87*aca3beaaSApple OSS Distributions /* 88*aca3beaaSApple OSS Distributions * Format of FireWire hardware address. 89*aca3beaaSApple OSS Distributions */ 90*aca3beaaSApple OSS Distributions struct firewire_address { 91*aca3beaaSApple OSS Distributions u_char eui64[FIREWIRE_EUI64_LEN]; 92*aca3beaaSApple OSS Distributions u_char maxRec; 93*aca3beaaSApple OSS Distributions u_char spd; 94*aca3beaaSApple OSS Distributions u_int16_t unicastFifoHi; 95*aca3beaaSApple OSS Distributions u_int32_t unicastFifoLo; 96*aca3beaaSApple OSS Distributions }; 97*aca3beaaSApple OSS Distributions 98*aca3beaaSApple OSS Distributions #define FIREWIRE_ADDR_LEN 16 /* sizeof(struct firewire_address) */ 99*aca3beaaSApple OSS Distributions 100*aca3beaaSApple OSS Distributions 101*aca3beaaSApple OSS Distributions #define FIREWIRE_MTU (FIREWIRE_MAX_LEN - FIREWIRE_HDR_LEN) 102*aca3beaaSApple OSS Distributions #define FIREWIRE_MIN (FIREWIRE_MIN_LEN - FIREWIRE_HDR_LEN) 103*aca3beaaSApple OSS Distributions 104*aca3beaaSApple OSS Distributions #endif /* !_NET_FIREWIRE_H_ */ 105