From 0f6681e3c5494add35544b9250439a810bc045d6 Mon Sep 17 00:00:00 2001
From: Theo de Raadt <deraadt@cvs.openbsd.org>
Date: Fri, 8 Apr 2005 16:11:12 +0000
Subject: kill HAVE_GETIFADDRS

---
 sbin/isakmpd/if.c                           | 93 +----------------------------
 sbin/isakmpd/sysdep/openbsd/Makefile.sysdep |  4 +-
 2 files changed, 3 insertions(+), 94 deletions(-)

(limited to 'sbin')

diff --git a/sbin/isakmpd/if.c b/sbin/isakmpd/if.c
index a54b60a4c77..ea9af7e9c16 100644
--- a/sbin/isakmpd/if.c
+++ b/sbin/isakmpd/if.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if.c,v 1.23 2005/04/04 19:31:11 deraadt Exp $	*/
+/*	$OpenBSD: if.c,v 1.24 2005/04/08 16:11:11 deraadt Exp $	*/
 /*	$EOM: if.c,v 1.12 1999/10/01 13:45:20 niklas Exp $	*/
 
 /*
@@ -35,9 +35,7 @@
 #include <net/if.h>
 #include <stdlib.h>
 #include <unistd.h>
-#ifdef HAVE_GETIFADDRS
 #include <ifaddrs.h>
-#endif
 
 #include "sysdep.h"
 
@@ -45,81 +43,11 @@
 #include "monitor.h"
 #include "if.h"
 
-#ifndef HAVE_GETIFADDRS
-/* XXX Unsafe if either x or y has side-effects.  */
-#ifndef MAX
-#define MAX(x, y) ((x) > (y) ? (x) : (y))
-#endif
-
-/* Most boxes has less than 16 interfaces, so this might be a good guess.  */
-#define INITIAL_IFREQ_COUNT 16
-
-/*
- * Get all network interface configurations.
- * Return 0 if successful, -1 otherwise.
- */
-int
-siocgifconf(struct ifconf *ifcp)
-{
-	caddr_t	buf, new_buf;
-	int	s, len;
-
-	/* Get a socket to ask for the network interface configurations.  */
-	s = socket(AF_INET, SOCK_DGRAM, 0);
-	if (s == -1) {
-		log_error("siocgifconf: "
-		    "socket (AF_INET, SOCK_DGRAM, 0) failed");
-		return -1;
-	}
-	len = sizeof(struct ifreq) * INITIAL_IFREQ_COUNT;
-	buf = 0;
-	while (1) {
-		/*
-		 * Allocate a larger buffer each time around the loop and get
-		 * the network interfaces configurations into it.
-		 */
-		new_buf = realloc(buf, len);
-		if (!new_buf) {
-			log_error("siocgifconf: realloc (%p, %d) failed", buf,
-			    len);
-			goto err;
-		}
-		ifcp->ifc_len = len;
-		ifcp->ifc_buf = buf = new_buf;
-		if (ioctl(s, SIOCGIFCONF, ifcp) == -1) {
-			log_error("siocgifconf: ioctl (%d, SIOCGIFCONF, ...) "
-			    "failed", s);
-			goto err;
-		}
-
-		/*
-		 * If there is place for another ifreq we can be sure that the
-		 * buffer was big enough, otherwise double the size and try
-		 * again.
-		 */
-		if (len - ifcp->ifc_len >= sizeof(struct ifreq))
-			break;
-		len *= 2;
-	}
-	close(s);
-	return 0;
-
-err:
-	if (buf)
-		free(buf);
-	ifcp->ifc_len = 0;
-	ifcp->ifc_buf = 0;
-	close(s);
-	return -1;
-}
-#endif
-
 int
 if_map(int (*func)(char *, struct sockaddr *, void *), void *arg)
 {
 	int	err = 0;
 
-#ifdef HAVE_GETIFADDRS
 	struct ifaddrs *ifap, *ifa;
 
 	if (getifaddrs(&ifap) < 0)
@@ -129,24 +57,5 @@ if_map(int (*func)(char *, struct sockaddr *, void *), void *arg)
 		if ((*func)(ifa->ifa_name, ifa->ifa_addr, arg) == -1)
 			err = -1;
 	freeifaddrs(ifap);
-#else
-	struct ifconf	ifc;
-	struct ifreq	*ifrp;
-	caddr_t		limit, p;
-	size_t		len;
-
-	if (siocgifconf(&ifc))
-		return -1;
-
-	limit = ifc.ifc_buf + ifc.ifc_len;
-	for (p = ifc.ifc_buf; p < limit; p += len) {
-		ifrp = (struct ifreq *)p;
-		if ((*func)(ifrp->ifr_name, &ifrp->ifr_addr, arg) == -1)
-			err = -1;
-		len = sizeof ifrp->ifr_name +
-		    MAX(sysdep_sa_len(&ifrp->ifr_addr), sizeof ifrp->ifr_addr);
-	}
-	free(ifc.ifc_buf);
-#endif
 	return err;
 }
diff --git a/sbin/isakmpd/sysdep/openbsd/Makefile.sysdep b/sbin/isakmpd/sysdep/openbsd/Makefile.sysdep
index 2d72338483b..3e48a3cd60f 100644
--- a/sbin/isakmpd/sysdep/openbsd/Makefile.sysdep
+++ b/sbin/isakmpd/sysdep/openbsd/Makefile.sysdep
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile.sysdep,v 1.26 2005/04/08 16:09:25 deraadt Exp $
+#	$OpenBSD: Makefile.sysdep,v 1.27 2005/04/08 16:11:11 deraadt Exp $
 #	$EOM: Makefile.sysdep,v 1.18 2001/01/26 10:55:22 niklas Exp $
 
 #
@@ -32,7 +32,7 @@
 IPSEC_SRCS=	pf_key_v2.c
 IPSEC_CFLAGS=	-DUSE_PF_KEY_V2 -DUSE_DEFAULT_ROUTE
 
-CFLAGS+=	-DHAVE_GETIFADDRS -DHAVE_PCAP
+CFLAGS+=	-DHAVE_PCAP
 CFLAGS+=	-DHAVE_CLOSEFROM
 
 .ifdef FEATURES
-- 
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