linux-kernel - Re: [RFC][PATCH 5/5] libxt_ipvs: user space lib for netfilter matcher xt

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 27 Jul 2009 20:40:23 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Hannes Eder <heder@...gle.com>
cc:	lvs-devel@...r.kernel.org, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 5/5] libxt_ipvs: user space lib for netfilter matcher
 xt_ipvs


On Monday 2009-07-27 15:48, Hannes Eder wrote:
>+
>+	switch (c) {
>+	case '0': /* --ipvs */
>+		/* Nothing to do here. */

		Then why add it?

>+	char buf[BUFSIZ];
>+
>+	if (family == NFPROTO_IPV4) {
>+		if (!numeric && addr->ip == 0) {
>+			printf("anywhere ");
>+			return;
>+		}
>+		if (numeric)
>+			strcpy(buf, xtables_ipaddr_to_numeric(&addr->in));
>+		else
>+			strcpy(buf, xtables_ipaddr_to_anyname(&addr->in));
>+		strcat(buf, xtables_ipmask_to_numeric(&mask->in));
>+		printf("%s ", buf);

There is no need to use the strcpy/strcat hacks. Just directly printf it.

>--- /dev/null
>+++ b/extensions/libxt_ipvs.man
>@@ -0,0 +1,7 @@
>+ipvs tests where the packet was modified by IPVS, i.e. is the
>+skb_buff->ipvs_property set.
>+.TP
>+[\fB!\fP] \fB--ipvs
>+Does the packet have to IPVS property?
>+
>+TODO: Write proper documentation.

Yes.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/