4 * Copyright (C) 2012 by Darren Reed.
6 * See the IPFILTER.LICENCE file for details on licencing.
16 * Given a pointer to an interface in the kernel, return a pointer to a
17 * string which is the interface name.
23 #if SOLARIS || defined(__hpux)
25 # include <sys/mutex.h>
26 # include <sys/condvar.h>
31 # include "../pfil/qif.h"
35 if ((void *)ptr == (void *)-1)
40 if (kmemcpy((char *)&qif, (u_long)ptr, sizeof(qif)) == -1)
42 ifname = strdup(qif.qf_name);
43 if ((ifname != NULL) && (*ifname == '\0')) {
49 # if defined(NetBSD) && (NetBSD >= 199905) && (NetBSD < 1991011) || \
50 defined(__OpenBSD__) || \
51 (defined(__FreeBSD__) && (__FreeBSD_version >= 501113))
58 if ((void *)ptr == (void *)-1)
63 if (kmemcpy((char *)&netif, (u_long)ptr, sizeof(netif)) == -1)
65 # if defined(NetBSD) && (NetBSD >= 199905) && (NetBSD < 1991011) || \
66 defined(__OpenBSD__) || defined(linux) || \
67 (defined(__FreeBSD__) && (__FreeBSD_version >= 501113))
68 return strdup(netif.if_xname);
70 if (kstrncpy(buf, (u_long)netif.if_name, sizeof(buf)) == -1)
72 if (netif.if_unit < 10)
74 else if (netif.if_unit < 1000)
76 else if (netif.if_unit < 10000)
80 buf[sizeof(buf) - len] = '\0';
81 sprintf(buf + strlen(buf), "%d", netif.if_unit % 10000);