Fix some bugs in the code to get arbitrarily long interface lists.

diff --git a/common/discover.c b/common/discover.c
index cc198fe2ebcf07f436d77c809ec682df655863a1..78b8bc539c742b561b76421cd013e296431132d2 100644 (file)
--- a/common/discover.c
+++ b/common/discover.c
@@ -43,7 +43,7 @@
 
 #ifndef lint
 static char copyright[] =
-"$Id: discover.c,v 1.32 2000/09/04 22:27:41 mellon Exp $ Copyright (c) 1995-2000 The Internet Software Consortium.  All rights reserved.\n";
+"$Id: discover.c,v 1.33 2000/09/29 18:12:16 mellon Exp $ Copyright (c) 1995-2000 The Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -79,7 +79,7 @@ void discover_interfaces (state)
 {
        struct interface_info *tmp, *ip;
        struct interface_info *last, *next;
-       char buf [512];
+       char buf [2048];
        struct ifconf ic;
        struct ifreq ifr;
        int i;
@@ -114,9 +114,9 @@ void discover_interfaces (state)
                log_fatal ("Can't create addrlist socket");
 
        /* Get the interface configuration information... */
-      gifconf_again:
        ic.ifc_len = sizeof buf;
        ic.ifc_ifcu.ifcu_buf = (caddr_t)buf;
+      gifconf_again:
        i = ioctl(sock, SIOCGIFCONF, &ic);
 
        if (i < 0)