1 /* 2 * ng_eiface.h 3 * 4 * Copyright (c) 1999-2000, Vitaly V Belekhov 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice unmodified, this list of conditions, and the following 12 * disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $Id: ng_eiface.h,v 1.4 2000/03/06 09:46:14 vitaly Exp $ 30 * $FreeBSD: src/sys/netgraph/ng_eiface.h,v 1.2.2.4 2002/12/12 23:36:39 julian Exp $ 31 * $DragonFly: src/sys/netgraph/eiface/ng_eiface.h,v 1.2 2003/06/17 04:28:49 dillon Exp $ 32 */ 33 34 #ifndef _NETGRAPH_EIFACE_H_ 35 #define _NETGRAPH_EIFACE_H_ 36 37 /* Node type name and magic cookie */ 38 #define NG_EIFACE_NODE_TYPE "eiface" 39 #define NGM_EIFACE_COOKIE 948105892 40 41 /* Interface base name */ 42 #define NG_EIFACE_EIFACE_NAME "ngeth" 43 #define NG_EIFACE_EIFACE_NAME_MAX 15 44 45 /* My hook names */ 46 #define NG_EIFACE_HOOK_ETHER "ether" 47 48 /* MTU bounds */ 49 #define NG_EIFACE_MTU_MIN 72 50 #define NG_EIFACE_MTU_MAX 2312 51 #define NG_EIFACE_MTU_DEFAULT 1500 52 53 /* Netgraph commands */ 54 enum { 55 NGM_EIFACE_GET_IFNAME = 1, /* returns struct ng_eiface_ifname */ 56 NGM_EIFACE_GET_IFADDRS, /* returns list of addresses */ 57 NGM_EIFACE_SET, /* set ethernet address */ 58 }; 59 60 struct ng_eiface_ifname { 61 char ngif_name[NG_EIFACE_EIFACE_NAME_MAX + 1]; 62 }; 63 64 struct ng_eiface_par { 65 u_char oct0; 66 u_char oct1; 67 u_char oct2; 68 u_char oct3; 69 u_char oct4; 70 u_char oct5; 71 }; 72 73 /* Keep this in sync with the above structure definition */ 74 #define NG_EIFACE_PAR_FIELDS { \ 75 { "oct0", &ng_parse_int8_type }, \ 76 { "oct1", &ng_parse_int8_type }, \ 77 { "oct2", &ng_parse_int8_type }, \ 78 { "oct3", &ng_parse_int8_type }, \ 79 { "oct4", &ng_parse_int8_type }, \ 80 { "oct5", &ng_parse_int8_type }, \ 81 { NULL } \ 82 } 83 84 #endif /* _NETGRAPH_EIFACE_H_ */ 85