lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * INET An implementation of the TCP/IP protocol suite for the LINUX |
| 3 | * operating system. INET is implemented using the BSD Socket |
| 4 | * interface as the means of communication with the user level. |
| 5 | * |
| 6 | * Global definitions for the INET interface module. |
| 7 | * |
| 8 | * Version: @(#)if.h 1.0.2 04/18/93 |
| 9 | * |
| 10 | * Authors: Original taken from Berkeley UNIX 4.3, (c) UCB 1982-1988 |
| 11 | * Ross Biro |
| 12 | * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or |
| 15 | * modify it under the terms of the GNU General Public License |
| 16 | * as published by the Free Software Foundation; either version |
| 17 | * 2 of the License, or (at your option) any later version. |
| 18 | */ |
| 19 | #ifndef _LINUX_IF_H |
| 20 | #define _LINUX_IF_H |
| 21 | |
| 22 | #define IFNAMSIZ 16 |
| 23 | #define IFALIASZ 256 |
| 24 | |
| 25 | /* Standard interface flags (netdevice->flags). */ |
| 26 | #define IFF_UP 0x1 /* interface is up */ |
| 27 | #define IFF_BROADCAST 0x2 /* broadcast address valid */ |
| 28 | #define IFF_DEBUG 0x4 /* turn on debugging */ |
| 29 | #define IFF_LOOPBACK 0x8 /* is a loopback net */ |
| 30 | #define IFF_POINTOPOINT 0x10 /* interface is has p-p link */ |
| 31 | #define IFF_NOTRAILERS 0x20 /* avoid use of trailers */ |
| 32 | #define IFF_RUNNING 0x40 /* interface RFC2863 OPER_UP */ |
| 33 | #define IFF_NOARP 0x80 /* no ARP protocol */ |
| 34 | #define IFF_PROMISC 0x100 /* receive all packets */ |
| 35 | #define IFF_ALLMULTI 0x200 /* receive all multicast packets*/ |
| 36 | |
| 37 | #define IFF_MASTER 0x400 /* master of a load balancer */ |
| 38 | #define IFF_SLAVE 0x800 /* slave of a load balancer */ |
| 39 | |
| 40 | #define IFF_MULTICAST 0x1000 /* Supports multicast */ |
| 41 | |
| 42 | #define IFF_PORTSEL 0x2000 /* can set media type */ |
| 43 | #define IFF_AUTOMEDIA 0x4000 /* auto media select active */ |
| 44 | #define IFF_DYNAMIC 0x8000 /* dialup device with changing addresses*/ |
| 45 | |
| 46 | #define IFF_LOWER_UP 0x10000 /* driver signals L1 up */ |
| 47 | #define IFF_DORMANT 0x20000 /* driver signals dormant */ |
| 48 | |
| 49 | #define IFF_ECHO 0x40000 /* echo sent packets */ |
| 50 | |
| 51 | #define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\ |
| 52 | IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT) |
| 53 | |
| 54 | /* Private (from user) interface flags (netdevice->priv_flags). */ |
| 55 | #define IFF_802_1Q_VLAN 0x1 /* 802.1Q VLAN device. */ |
| 56 | #define IFF_EBRIDGE 0x2 /* Ethernet bridging device. */ |
| 57 | #define IFF_SLAVE_INACTIVE 0x4 /* bonding slave not the curr. active */ |
| 58 | #define IFF_MASTER_8023AD 0x8 /* bonding master, 802.3ad. */ |
| 59 | #define IFF_MASTER_ALB 0x10 /* bonding master, balance-alb. */ |
| 60 | #define IFF_BONDING 0x20 /* bonding master or slave */ |
| 61 | #define IFF_SLAVE_NEEDARP 0x40 /* need ARPs for validation */ |
| 62 | #define IFF_ISATAP 0x80 /* ISATAP interface (RFC4214) */ |
| 63 | #define IFF_MASTER_ARPMON 0x100 /* bonding master, ARP mon in use */ |
| 64 | #define IFF_WAN_HDLC 0x200 /* WAN HDLC device */ |
| 65 | #define IFF_XMIT_DST_RELEASE 0x400 /* dev_hard_start_xmit() is allowed to |
| 66 | * release skb->dst |
| 67 | */ |
| 68 | #define IFF_DONT_BRIDGE 0x800 /* disallow bridging this ether dev */ |
| 69 | #define IFF_IN_NETPOLL 0x1000 /* whether we are processing netpoll */ |
| 70 | #define IFF_DISABLE_NETPOLL 0x2000 /* disable netpoll at run-time */ |
| 71 | #define IFF_MACVLAN_PORT 0x4000 /* device used as macvlan port */ |
| 72 | #define IFF_BRIDGE_PORT 0x8000 /* device used as bridge port */ |
| 73 | #define IFF_OVS_DATAPATH 0x10000 /* device used as Open vSwitch |
| 74 | * datapath port */ |
| 75 | |
| 76 | #define IF_GET_IFACE 0x0001 /* for querying only */ |
| 77 | #define IF_GET_PROTO 0x0002 |
| 78 | |
| 79 | /* For definitions see hdlc.h */ |
| 80 | #define IF_IFACE_V35 0x1000 /* V.35 serial interface */ |
| 81 | #define IF_IFACE_V24 0x1001 /* V.24 serial interface */ |
| 82 | #define IF_IFACE_X21 0x1002 /* X.21 serial interface */ |
| 83 | #define IF_IFACE_T1 0x1003 /* T1 telco serial interface */ |
| 84 | #define IF_IFACE_E1 0x1004 /* E1 telco serial interface */ |
| 85 | #define IF_IFACE_SYNC_SERIAL 0x1005 /* can't be set by software */ |
| 86 | #define IF_IFACE_X21D 0x1006 /* X.21 Dual Clocking (FarSite) */ |
| 87 | |
| 88 | /* For definitions see hdlc.h */ |
| 89 | #define IF_PROTO_HDLC 0x2000 /* raw HDLC protocol */ |
| 90 | #define IF_PROTO_PPP 0x2001 /* PPP protocol */ |
| 91 | #define IF_PROTO_CISCO 0x2002 /* Cisco HDLC protocol */ |
| 92 | #define IF_PROTO_FR 0x2003 /* Frame Relay protocol */ |
| 93 | #define IF_PROTO_FR_ADD_PVC 0x2004 /* Create FR PVC */ |
| 94 | #define IF_PROTO_FR_DEL_PVC 0x2005 /* Delete FR PVC */ |
| 95 | #define IF_PROTO_X25 0x2006 /* X.25 */ |
| 96 | #define IF_PROTO_HDLC_ETH 0x2007 /* raw HDLC, Ethernet emulation */ |
| 97 | #define IF_PROTO_FR_ADD_ETH_PVC 0x2008 /* Create FR Ethernet-bridged PVC */ |
| 98 | #define IF_PROTO_FR_DEL_ETH_PVC 0x2009 /* Delete FR Ethernet-bridged PVC */ |
| 99 | #define IF_PROTO_FR_PVC 0x200A /* for reading PVC status */ |
| 100 | #define IF_PROTO_FR_ETH_PVC 0x200B |
| 101 | #define IF_PROTO_RAW 0x200C /* RAW Socket */ |
| 102 | |
| 103 | /* RFC 2863 operational status */ |
| 104 | enum { |
| 105 | IF_OPER_UNKNOWN, |
| 106 | IF_OPER_NOTPRESENT, |
| 107 | IF_OPER_DOWN, |
| 108 | IF_OPER_LOWERLAYERDOWN, |
| 109 | IF_OPER_TESTING, |
| 110 | IF_OPER_DORMANT, |
| 111 | IF_OPER_UP, |
| 112 | }; |
| 113 | |
| 114 | /* link modes */ |
| 115 | enum { |
| 116 | IF_LINK_MODE_DEFAULT, |
| 117 | IF_LINK_MODE_DORMANT, /* limit upward transition to dormant */ |
| 118 | }; |
| 119 | |
| 120 | /* carrier state */ |
| 121 | enum { |
| 122 | IF_CARRIER_DOWN, |
| 123 | IF_CARRIER_UP |
| 124 | }; |
| 125 | |
| 126 | /* |
| 127 | * Device mapping structure. I'd just gone off and designed a |
| 128 | * beautiful scheme using only loadable modules with arguments |
| 129 | * for driver options and along come the PCMCIA people 8) |
| 130 | * |
| 131 | * Ah well. The get() side of this is good for WDSETUP, and it'll |
| 132 | * be handy for debugging things. The set side is fine for now and |
| 133 | * being very small might be worth keeping for clean configuration. |
| 134 | */ |
| 135 | |
| 136 | struct ifmap { |
| 137 | unsigned long mem_start; |
| 138 | unsigned long mem_end; |
| 139 | unsigned short base_addr; |
| 140 | unsigned char irq; |
| 141 | unsigned char dma; |
| 142 | unsigned char port; |
| 143 | /* 3 bytes spare */ |
| 144 | }; |
| 145 | |
| 146 | #endif /* _LINUX_IF_H */ |