+++ /dev/null
-/*
- * INET An implementation of the TCP/IP protocol suite for the LINUX
- * operating system. INET is implemented using the BSD Socket
- * interface as the means of communication with the user level.
- *
- * Global definitions for the INET interface module.
- *
- * Version: @(#)if.h 1.0.2 04/18/93
- *
- * Authors: Original taken from Berkeley UNIX 4.3, (c) UCB 1982-1988
- * Ross Biro, <bir7@leland.Stanford.Edu>
- * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-#ifndef _LINUX_IF_H
-#define _LINUX_IF_H
-
-#include <linux/types.h> /* for "caddr_t" et al */
-#include <linux/socket.h> /* for "struct sockaddr" et al */
-
-/* Standard interface flags. */
-#define IFF_UP 0x1 /* interface is up */
-#define IFF_BROADCAST 0x2 /* broadcast address valid */
-#define IFF_DEBUG 0x4 /* turn on debugging */
-#define IFF_LOOPBACK 0x8 /* is a loopback net */
-#define IFF_POINTOPOINT 0x10 /* interface is has p-p link */
-#define IFF_NOTRAILERS 0x20 /* avoid use of trailers */
-#define IFF_RUNNING 0x40 /* resources allocated */
-#define IFF_NOARP 0x80 /* no ARP protocol */
-#define IFF_PROMISC 0x100 /* receive all packets */
-/* Not supported */
-#define IFF_ALLMULTI 0x200 /* receive all multicast packets*/
-
-#define IFF_MASTER 0x400 /* master of a load balancer */
-#define IFF_SLAVE 0x800 /* slave of a load balancer */
-
-#define IFF_MULTICAST 0x1000 /* Supports multicast */
-
-/*
- * The ifaddr structure contains information about one address
- * of an interface. They are maintained by the different address
- * families, are allocated and attached when an address is set,
- * and are linked together so all addresses for an interface can
- * be located.
- */
-
-struct ifaddr
-{
- struct sockaddr ifa_addr; /* address of interface */
- union {
- struct sockaddr ifu_broadaddr;
- struct sockaddr ifu_dstaddr;
- } ifa_ifu;
- struct iface *ifa_ifp; /* back-pointer to interface */
- struct ifaddr *ifa_next; /* next address for interface */
-};
-
-#define ifa_broadaddr ifa_ifu.ifu_broadaddr /* broadcast address */
-#define ifa_dstaddr ifa_ifu.ifu_dstaddr /* other end of link */
-
-/*
- * Device mapping structure. I'd just gone off and designed a
- * beautiful scheme using only loadable modules with arguments
- * for driver options and along come the PCMCIA people 8)
- *
- * Ah well. The get() side of this is good for WDSETUP, and it'll
- * be handy for debugging things. The set side is fine for now and
- * being very small might be worth keeping for clean configuration.
- */
-
-struct ifmap
-{
- unsigned long mem_start;
- unsigned long mem_end;
- unsigned short base_addr;
- unsigned char irq;
- unsigned char dma;
- unsigned char port;
- /* 3 bytes spare */
-};
-
-/*
- * Interface request structure used for socket
- * ioctl's. All interface ioctl's must have parameter
- * definitions which begin with ifr_name. The
- * remainder may be interface specific.
- */
-
-struct ifreq
-{
-#define IFHWADDRLEN 6
-#define IFNAMSIZ 16
- union
- {
- char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
- } ifr_ifrn;
-
- union {
- struct sockaddr ifru_addr;
- struct sockaddr ifru_dstaddr;
- struct sockaddr ifru_broadaddr;
- struct sockaddr ifru_netmask;
- struct sockaddr ifru_hwaddr;
- short ifru_flags;
- int ifru_metric;
- int ifru_mtu;
- struct ifmap ifru_map;
- char ifru_slave[IFNAMSIZ]; /* Just fits the size */
- caddr_t ifru_data;
- } ifr_ifru;
-};
-
-#define ifr_name ifr_ifrn.ifrn_name /* interface name */
-#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
-#define ifr_addr ifr_ifru.ifru_addr /* address */
-#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-p lnk */
-#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */
-#define ifr_netmask ifr_ifru.ifru_netmask /* interface net mask */
-#define ifr_flags ifr_ifru.ifru_flags /* flags */
-#define ifr_metric ifr_ifru.ifru_metric /* metric */
-#define ifr_mtu ifr_ifru.ifru_mtu /* mtu */
-#define ifr_map ifr_ifru.ifru_map /* device map */
-#define ifr_slave ifr_ifru.ifru_slave /* slave device */
-#define ifr_data ifr_ifru.ifru_data /* for use by interface */
-
-/*
- * Structure used in SIOCGIFCONF request.
- * Used to retrieve interface configuration
- * for machine (useful for programs which
- * must know all networks accessible).
- */
-
-struct ifconf
-{
- int ifc_len; /* size of buffer */
- union
- {
- caddr_t ifcu_buf;
- struct ifreq *ifcu_req;
- } ifc_ifcu;
-};
-#define ifc_buf ifc_ifcu.ifcu_buf /* buffer address */
-#define ifc_req ifc_ifcu.ifcu_req /* array of structures */
-
-#endif /* _LINUX_IF_H */
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