diff options
Diffstat (limited to 'usr.sbin/IPXrouted/if.c')
| -rw-r--r-- | usr.sbin/IPXrouted/if.c | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/usr.sbin/IPXrouted/if.c b/usr.sbin/IPXrouted/if.c deleted file mode 100644 index 2c6e664..0000000 --- a/usr.sbin/IPXrouted/if.c +++ /dev/null @@ -1,151 +0,0 @@ -/* - * Copyright (c) 1983, 1993 - * The Regents of the University of California. All rights reserved. - * - * Copyright (c) 1995 John Hay. All rights reserved. - * - * 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. - * - * static char sccsid[] = "@(#)if.c 5.1 (Berkeley) 6/4/85"; (routed/if.c) - * - * $FreeBSD$ - */ - -#ifndef lint -static const char sccsid[] = "@(#)if.c 8.1 (Berkeley) 6/5/93"; -#endif /* not lint */ - -/* - * Routing Table Management Daemon - */ -#include "defs.h" - -extern struct interface *ifnet; - -/* - * Find the interface with address addr. - */ -struct interface * -if_ifwithaddr(addr) - struct sockaddr *addr; -{ - register struct interface *ifp; - -#define same(a1, a2) \ - (bcmp((caddr_t)((a1)->sa_data), (caddr_t)((a2)->sa_data), 10) == 0) - for (ifp = ifnet; ifp; ifp = ifp->int_next) { - if (ifp->int_flags & IFF_REMOTE) - continue; - if (ifp->int_addr.sa_family != addr->sa_family) - continue; - if (same(&ifp->int_addr, addr)) - break; - if ((ifp->int_flags & IFF_BROADCAST) && - same(&ifp->int_broadaddr, addr)) - break; - } - return (ifp); -} - -/* - * Find the point-to-point interface with destination address addr. - */ -struct interface * -if_ifwithdstaddr(addr) - struct sockaddr *addr; -{ - register struct interface *ifp; - - for (ifp = ifnet; ifp; ifp = ifp->int_next) { - if ((ifp->int_flags & IFF_POINTOPOINT) == 0) - continue; - if (same(&ifp->int_dstaddr, addr)) - break; - } - return (ifp); -} - -/* - * Find the interface on the network - * of the specified address. - */ -struct interface * -if_ifwithnet(addr) - register struct sockaddr *addr; -{ - register struct interface *ifp; - register int af = addr->sa_family; - register int (*netmatch)(); - - if (af >= AF_MAX) - return (0); - netmatch = afswitch[af].af_netmatch; - for (ifp = ifnet; ifp; ifp = ifp->int_next) { - if (ifp->int_flags & IFF_REMOTE) - continue; - if (af != ifp->int_addr.sa_family) - continue; - if ((*netmatch)(addr, &ifp->int_addr)) - break; - } - return (ifp); -} - -/* - * Find an interface from which the specified address - * should have come from. Used for figuring out which - * interface a packet came in on -- for tracing. - */ -struct interface * -if_iflookup(addr) - struct sockaddr *addr; -{ - register struct interface *ifp, *maybe; - register int af = addr->sa_family; - register int (*netmatch)(); - - if (af >= AF_MAX) - return (0); - maybe = 0; - netmatch = afswitch[af].af_netmatch; - for (ifp = ifnet; ifp; ifp = ifp->int_next) { - if (ifp->int_addr.sa_family != af) - continue; - if (same(&ifp->int_addr, addr)) - break; - if ((ifp->int_flags & IFF_BROADCAST) && - same(&ifp->int_broadaddr, addr)) - break; - if (maybe == 0 && (*netmatch)(addr, &ifp->int_addr)) - maybe = ifp; - } - if (ifp == 0) - ifp = maybe; - return (ifp); -} |
