55 lines
960 B
C
55 lines
960 B
C
/* $FreeBSD$ */
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/*
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* Copyright (C) 2012 by Darren Reed.
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*
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* See the IPFILTER.LICENCE file for details on licencing.
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*
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* $Id$
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*/
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#include "ipf.h"
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#include "kmem.h"
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/*
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* Given a pointer to an interface in the kernel, return a pointer to a
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* string which is the interface name.
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*/
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char *
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getifname(struct ifnet *ptr)
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{
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#if SOLARIS
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# include <sys/mutex.h>
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# include <sys/condvar.h>
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# include "../pfil/qif.h"
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char *ifname;
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qif_t qif;
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if ((void *)ptr == (void *)-1)
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return("!");
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if (ptr == NULL)
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return("-");
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if (kmemcpy((char *)&qif, (u_long)ptr, sizeof(qif)) == -1)
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return("X");
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ifname = strdup(qif.qf_name);
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if ((ifname != NULL) && (*ifname == '\0')) {
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free(ifname);
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return("!");
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}
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return(ifname);
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#else
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struct ifnet netif;
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if ((void *)ptr == (void *)-1)
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return("!");
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if (ptr == NULL)
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return("-");
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if (kmemcpy((char *)&netif, (u_long)ptr, sizeof(netif)) == -1)
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return("X");
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return(strdup(netif.if_xname));
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#endif
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}
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