diff options
Diffstat (limited to 'usr.sbin/IPXrouted/startup.c')
| -rw-r--r-- | usr.sbin/IPXrouted/startup.c | 278 |
1 files changed, 0 insertions, 278 deletions
diff --git a/usr.sbin/IPXrouted/startup.c b/usr.sbin/IPXrouted/startup.c deleted file mode 100644 index 2b9ccfa..0000000 --- a/usr.sbin/IPXrouted/startup.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Copyright (c) 1985, 1993 - * The Regents of the University of California. All rights reserved. - * - * Copyright (c) 1995 John Hay. All rights reserved. - * - * This file includes significant work done at Cornell University by - * Bill Nesheim. That work included by permission. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#ifndef lint -static const char sccsid[] = "@(#)startup.c 8.1 (Berkeley) 6/5/93"; -#endif /* not lint */ - -/* - * Routing Table Management Daemon - */ -#include "defs.h" - -#include <sys/param.h> -#include <sys/ioctl.h> -#include <sys/sysctl.h> -#include <sys/time.h> - -#include <net/if.h> -#include <net/if_dl.h> - -#include <errno.h> -#include <nlist.h> -#include <search.h> -#include <stdlib.h> - -struct interface *ifnet; -int lookforinterfaces = 1; -int performnlist = 1; -int gateway = 0; -int externalinterfaces = 0; /* # of remote and local interfaces */ - -void -quit(s) - char *s; -{ - int sverrno = errno; - - (void) fprintf(stderr, "IPXroute: "); - if (s) - (void) fprintf(stderr, "%s: ", s); - (void) fprintf(stderr, "%s\n", strerror(sverrno)); - exit(1); - /* NOTREACHED */ -} - -struct rt_addrinfo info; -/* XXX Sleazy use of local variables throughout file, warning!!!! */ -#define netmask info.rti_info[RTAX_NETMASK] -#define ifaaddr info.rti_info[RTAX_IFA] -#define brdaddr info.rti_info[RTAX_BRD] - -void -rt_xaddrs(cp, cplim, rtinfo) - register caddr_t cp, cplim; - register struct rt_addrinfo *rtinfo; -{ - register struct sockaddr *sa; - register int i; - - bzero(rtinfo->rti_info, sizeof(rtinfo->rti_info)); - for (i = 0; (i < RTAX_MAX) && (cp < cplim); i++) { - if ((rtinfo->rti_addrs & (1 << i)) == 0) - continue; - rtinfo->rti_info[i] = sa = (struct sockaddr *)cp; - cp += SA_SIZE(sa); - } -} - -/* - * Find the network interfaces which have configured themselves. - * If the interface is present but not yet up (for example an - * ARPANET IMP), set the lookforinterfaces flag so we'll - * come back later and look again. - */ -void -ifinit(void) -{ - struct interface ifs, *ifp; - size_t needed; - int mib[6], no_ipxaddr = 0, flags = 0; - char *buf, *cplim, *cp; - register struct if_msghdr *ifm; - register struct ifa_msghdr *ifam; - struct sockaddr_dl *sdl = 0; - - mib[0] = CTL_NET; - mib[1] = PF_ROUTE; - mib[2] = 0; - mib[3] = AF_IPX; - mib[4] = NET_RT_IFLIST; - mib[5] = 0; - if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) - quit("route-sysctl-estimate"); - if ((buf = malloc(needed)) == NULL) - quit("malloc"); - if (sysctl(mib, 6, buf, &needed, NULL, 0) < 0) - lookforinterfaces = 0; - cplim = buf + needed; - for (cp = buf; cp < cplim; cp += ifm->ifm_msglen) { - ifm = (struct if_msghdr *)cp; - if (ifm->ifm_type == RTM_IFINFO) { - bzero(&ifs, sizeof(ifs)); - ifs.int_flags = flags = ifm->ifm_flags | IFF_INTERFACE; - if ((flags & IFF_UP) == 0 || no_ipxaddr) - lookforinterfaces = 1; - sdl = (struct sockaddr_dl *) (ifm + 1); - sdl->sdl_data[sdl->sdl_nlen] = 0; - no_ipxaddr = 1; - continue; - } - if (ifm->ifm_type != RTM_NEWADDR) - quit("ifinit: out of sync"); - if ((flags & IFF_UP) == 0) - continue; - ifam = (struct ifa_msghdr *)ifm; - info.rti_addrs = ifam->ifam_addrs; - rt_xaddrs((char *)(ifam + 1), cp + ifam->ifam_msglen, &info); - if (ifaaddr == 0) { - syslog(LOG_ERR, "%s: (get addr)", sdl->sdl_data); - continue; - } - ifs.int_addr = *ifaaddr; - if (ifs.int_addr.sa_family != AF_IPX) - continue; - no_ipxaddr = 0; - if (ifs.int_flags & IFF_POINTOPOINT) { - if (brdaddr == 0) { - syslog(LOG_ERR, "%s: (get dstaddr)", - sdl->sdl_data); - continue; - } - if (brdaddr->sa_family == AF_UNSPEC) { - lookforinterfaces = 1; - continue; - } - ifs.int_dstaddr = *brdaddr; - } - if (ifs.int_flags & IFF_BROADCAST) { - if (brdaddr == 0) { - syslog(LOG_ERR, "%s: (get broadaddr)", - sdl->sdl_data); - continue; - } - ifs.int_dstaddr = *brdaddr; - } - if (ifs.int_flags & IFF_LOOPBACK) { - ifs.int_dstaddr = ifs.int_addr; - } - /* - * already known to us? - * what makes a POINTOPOINT if unique is its dst addr, - * NOT its source address - */ - if ( ((ifs.int_flags & IFF_POINTOPOINT) && - if_ifwithdstaddr(&ifs.int_dstaddr)) || - ( ((ifs.int_flags & IFF_POINTOPOINT) == 0) && - if_ifwithaddr(&ifs.int_addr))) - continue; - ifp = (struct interface *) - malloc(sdl->sdl_nlen + 1 + sizeof(ifs)); - if (ifp == 0) { - syslog(LOG_ERR, "IPXrouted: out of memory\n"); - lookforinterfaces = 1; - break; - } - *ifp = ifs; - /* - * Count the # of directly connected networks - * and point to point links which aren't looped - * back to ourself. This is used below to - * decide if we should be a routing ``supplier''. - */ - if ((ifs.int_flags & IFF_POINTOPOINT) == 0 || - if_ifwithaddr(&ifs.int_dstaddr) == 0) - externalinterfaces++; - /* - * If we have a point-to-point link, we want to act - * as a supplier even if it's our only interface, - * as that's the only way our peer on the other end - * can tell that the link is up. - */ - if ((ifs.int_flags & IFF_POINTOPOINT) && supplier < 0) - supplier = 1; - ifp->int_name = (char *)(ifp + 1); - strcpy(ifp->int_name, sdl->sdl_data); - - ifp->int_metric = ifam->ifam_metric; - ifp->int_next = ifnet; - ifnet = ifp; - traceinit(ifp); - addrouteforif(ifp); - } - if (externalinterfaces > 1 && supplier < 0) - supplier = 1; - free(buf); -} - -void -addrouteforif(ifp) - struct interface *ifp; -{ - struct sockaddr_ipx net; - struct sockaddr *dst; - struct rt_entry *rt; - - if (ifp->int_flags & IFF_POINTOPOINT) { - int (*match)(); - register struct interface *ifp2 = ifnet; - - dst = &ifp->int_dstaddr; - - /* Search for interfaces with the same net */ - ifp->int_sq.n = ifp->int_sq.p = &(ifp->int_sq); - match = afswitch[dst->sa_family].af_netmatch; - if (match) - for (ifp2 = ifnet; ifp2; ifp2 =ifp2->int_next) { - if ((ifp->int_flags & IFF_POINTOPOINT) == 0) - continue; - if ((*match)(&ifp2->int_dstaddr,&ifp->int_dstaddr)) { - insque(&ifp2->int_sq,&ifp->int_sq); - break; - } - } - } else { - bzero(&net, sizeof(net)); - net.sipx_family = AF_IPX; - net.sipx_len = sizeof (net); - net.sipx_addr.x_net = satoipx_addr(ifp->int_broadaddr).x_net; - dst = (struct sockaddr *)&net; - } - rt = rtlookup(dst); - if (rt) - rtdelete(rt); - if (tracing) - fprintf(stderr, "Adding route to interface %s\n", ifp->int_name); - if (ifp->int_transitions++ > 0) - syslog(LOG_ERR, "re-installing interface %s", ifp->int_name); - rtadd(dst, &ifp->int_addr, ifp->int_metric, 0, - ifp->int_flags & (IFF_INTERFACE|IFF_PASSIVE|IFF_REMOTE)); -} - |
