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[/] [or1k_old/] [trunk/] [uclinux/] [userland/] [route/] [lib/] [hw.c] - Blame information for rev 1782

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1 745 simons 
/*
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 * lib/hw.c   This file contains the top-level part of the hardware
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 *              support functions module.
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 *
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 * Version:     $Id: hw.c,v 1.1 2002-03-17 19:58:53 simons Exp $
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 *
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 * Maintainer:  Bernd 'eckes' Eckenfels, <net-tools@lina.inka.de>
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 *
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 * Author:      Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
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 *              Copyright 1993 MicroWalt Corporation
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 *
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 *980701 {1.21}  Arnaldo C. Melo       GNU gettext instead of catgets
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 *
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 *              This program is free software; you can redistribute it
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 *              and/or  modify it under  the terms of  the GNU General
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 *              Public  License as  published  by  the  Free  Software
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 *              Foundation;  either  version 2 of the License, or  (at
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 *              your option) any later version.
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 */
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <ctype.h>
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#include <string.h>
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#include <unistd.h>
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#include "config.h"
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#include "net-support.h"
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#include "pathnames.h"
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#include "intl.h"
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extern struct hwtype unspec_hwtype;
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extern struct hwtype loop_hwtype;
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extern struct hwtype slip_hwtype;
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extern struct hwtype cslip_hwtype;
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extern struct hwtype slip6_hwtype;
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extern struct hwtype cslip6_hwtype;
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extern struct hwtype adaptive_hwtype;
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extern struct hwtype ether_hwtype;
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extern struct hwtype fddi_hwtype;
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extern struct hwtype hippi_hwtype;
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extern struct hwtype tr_hwtype;
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extern struct hwtype ax25_hwtype;
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extern struct hwtype rose_hwtype;
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extern struct hwtype netrom_hwtype;
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extern struct hwtype tunnel_hwtype;
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extern struct hwtype ash_hwtype;
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extern struct hwtype ppp_hwtype;
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extern struct hwtype arcnet_hwtype;
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extern struct hwtype dlci_hwtype;
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extern struct hwtype frad_hwtype;
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extern struct hwtype hdlc_hwtype;
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extern struct hwtype lapb_hwtype;
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extern struct hwtype sit_hwtype;
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extern struct hwtype irda_hwtype;
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static struct hwtype *hwtypes[] =
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{
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    &loop_hwtype,
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#if HAVE_HWSLIP
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    &slip_hwtype,
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    &cslip_hwtype,
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    &slip6_hwtype,
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    &cslip6_hwtype,
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    &adaptive_hwtype,
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#endif
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#if HAVE_HWASH
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    &ash_hwtype,
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#endif
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#if HAVE_HWETHER
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    &ether_hwtype,
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#endif
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#if HAVE_HWTR
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    &tr_hwtype,
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#endif
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#if HAVE_HWAX25
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    &ax25_hwtype,
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#endif
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#if HAVE_HWNETROM
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    &netrom_hwtype,
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#endif
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#if HAVE_HWROSE
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    &rose_hwtype,
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#endif
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#if HAVE_HWTUNNEL
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    &tunnel_hwtype,
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#endif
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#if HAVE_HWPPP
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    &ppp_hwtype,
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#endif
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#if HAVE_HWHDLCLAPB
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    &hdlc_hwtype,
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    &lapb_hwtype,
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#endif
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#if HAVE_HWARC
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    &arcnet_hwtype,
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#endif
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#if HAVE_HWFR
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    &dlci_hwtype,
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    &frad_hwtype,
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#endif
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#if HAVE_HWSIT
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    &sit_hwtype,
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#endif
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#if HAVE_HWFDDI
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    &fddi_hwtype,
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#endif
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#if HAVE_HWHIPPI
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    &hippi_hwtype,
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#endif
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#if HAVE_HWIRDA
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    &irda_hwtype,
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#endif
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    &unspec_hwtype,
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    NULL
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};
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static short sVhwinit = 0;
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void hwinit()
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{
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    loop_hwtype.title = _("Local Loopback");
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    unspec_hwtype.title = _("UNSPEC");
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#if HAVE_HWSLIP
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    slip_hwtype.title = _("Serial Line IP");
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    cslip_hwtype.title = _("VJ Serial Line IP");
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    slip6_hwtype.title = _("6-bit Serial Line IP");
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    cslip6_hwtype.title = _("VJ 6-bit Serial Line IP");
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    adaptive_hwtype.title = _("Adaptive Serial Line IP");
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#endif
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#if HAVE_HWETHER
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    ether_hwtype.title = _("Ethernet");
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#endif
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#if HAVE_HWASH
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    ash_hwtype.title = _("Ash");
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#endif
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#if HAVE_HWFDDI
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    fddi_hwtype.title = _("Fiber Distributed Data Interface");
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#endif
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#if HAVE_HWHIPPI
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    hippi_hwtype.title = _("HIPPI");
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#endif
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#if HAVE_HWAX25
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    ax25_hwtype.title = _("AMPR AX.25");
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#endif
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#if HAVE_HWROSE
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    rose_hwtype.title = _("AMPR ROSE");
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#endif
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#if HAVE_HWNETROM
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    netrom_hwtype.title = _("AMPR NET/ROM");
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#endif
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#if HAVE_HWTUNNEL
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    tunnel_hwtype.title = _("IPIP Tunnel");
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#endif
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#if HAVE_HWPPP
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    ppp_hwtype.title = _("Point-to-Point Protocol");
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#endif
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#if HAVE_HWHDLCLAPB
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    hdlc_hwtype.title = _("(Cisco)-HDLC");
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    lapb_hwtype.title = _("LAPB");
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#endif
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#if HAVE_HWARC
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    arcnet_hwtype.title = _("ARCnet");
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#endif
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#if HAVE_HWFR
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    dlci_hwtype.title = _("Frame Relay DLCI");
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    frad_hwtype.title = _("Frame Relay Access Device");
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#endif
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#if HAVE_HWSIT
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    sit_hwtype.title = _("IPv6-in-IPv4");
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#endif
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#if HAVE_HWIRDA
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    irda_hwtype.title = _("IrLAP");
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#endif
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    sVhwinit = 1;
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}
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/* Check our hardware type table for this type. */
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struct hwtype *get_hwtype(const char *name)
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{
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    struct hwtype **hwp;
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    if (!sVhwinit)
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        hwinit();
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    hwp = hwtypes;
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    while (*hwp != NULL) {
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        if (!strcmp((*hwp)->name, name))
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            return (*hwp);
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        hwp++;
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    }
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    return (NULL);
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}
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/* Check our hardware type table for this type. */
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struct hwtype *get_hwntype(int type)
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{
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    struct hwtype **hwp;
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    if (!sVhwinit)
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        hwinit();
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    hwp = hwtypes;
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    while (*hwp != NULL) {
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        if ((*hwp)->type == type)
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            return (*hwp);
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        hwp++;
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    }
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    return (NULL);
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}
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/* type: 0=all, 1=ARPable */
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void print_hwlist(int type) {
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    int count = 0;
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    char * txt;
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    struct hwtype **hwp;
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    if (!sVhwinit)
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        hwinit();
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    hwp = hwtypes;
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    while (*hwp != NULL) {
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        if (((type == 1) && ((*hwp)->alen == 0)) || ((*hwp)->type == -1)) {
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                hwp++; continue;
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        }
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        if ((count % 3) == 0) fprintf(stderr,count?"\n    ":"    ");
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        txt = (*hwp)->name; if (!txt) txt = "..";
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        fprintf(stderr,"%s (%s) ",txt,(*hwp)->title);
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        count++;
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        hwp++;
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    }
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    fprintf(stderr,"\n");
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}
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/* return 1 if address is all zeros */
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int hw_null_address(struct hwtype *hw, void *ap)
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{
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    unsigned int i;
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    unsigned char *address = (unsigned char *)ap;
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    for (i = 0; i < hw->alen; i++)
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        if (address[i])
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            return 0;
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    return 1;
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}

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