Date: Sat, 15 Nov 1997 11:19:53 -0800 From: Pavlin Ivanov Radoslavov <pavlin@catarina.usc.edu> To: FreeBSD-gnats@freebsd.org, freebsd-bugs@freebsd.org Cc: pavlin@catarina.usc.edu Subject: Re: bin/5047: ipfw(8) IP address resolving problem if only /etc/hosts used Message-ID: <199711151919.LAA04969@catarina.usc.edu> In-Reply-To: Your message of "Fri, 14 Nov 1997 20:30:01 PST." <199711150430.UAA28818@hub.freebsd.org>
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> Thank you very much for your problem report.
> It has the internal identification `bin/5047'.
> The individual assigned to look at your
> report is: freebsd-bugs.
>
> >Category: bin
> >Responsible: freebsd-bugs
> >Synopsis: ipfw(8) IP address resolving problem if only /etc/hosts used
> >Arrival-Date: Fri Nov 14 20:30:00 PST 1997
Below is a better fix of the problem. It allows any IP address to
be given as an input instead of allowing only the addresses that can
be resolved:
--- ipfw.c Wed Mar 5 04:30:08 1997
+++ ipfw-new.c Sat Nov 15 11:10:58 1997
@@ -386,8 +386,16 @@
{
struct hostent *he = gethostbyname(host);
- if (!he)
- return(-1);
+ if (!he) {
+ struct in_addr ia;
+
+ if (!inet_aton(host, &ia))
+ return(-1);
+ else {
+ *ipaddr = ia;
+ return(0);
+ }
+ }
*ipaddr = *(struct in_addr *)he->h_addr_list[0];
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