From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Engelhardt Subject: [PATCH 02/10] netfilter: xt_NFQUEUE: consolidate v4/v6 targets into one Date: Tue, 16 Mar 2010 02:32:06 +0100 Message-ID: <1268703135-2622-3-git-send-email-jengelh@medozas.de> References: <1268703135-2622-1-git-send-email-jengelh@medozas.de> Cc: netfilter-devel@vger.kernel.org To: kaber@trash.net Return-path: Received: from borg.medozas.de ([188.40.89.202]:49797 "EHLO borg.medozas.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937345Ab0CPBc0 (ORCPT ); Mon, 15 Mar 2010 21:32:26 -0400 In-Reply-To: <1268703135-2622-1-git-send-email-jengelh@medozas.de> Sender: netfilter-devel-owner@vger.kernel.org List-ID: Signed-off-by: Jan Engelhardt --- net/netfilter/xt_NFQUEUE.c | 40 ++++++++++++---------------------------- 1 files changed, 12 insertions(+), 28 deletions(-) diff --git a/net/netfilter/xt_NFQUEUE.c b/net/netfilter/xt_NFQUEUE.c index 12dcd70..a37e216 100644 --- a/net/netfilter/xt_NFQUEUE.c +++ b/net/netfilter/xt_NFQUEUE.c @@ -49,17 +49,6 @@ static u32 hash_v4(const struct sk_buff *skb) return jhash_2words((__force u32)ipaddr, iph->protocol, jhash_initval); } -static unsigned int -nfqueue_tg4_v1(struct sk_buff *skb, const struct xt_target_param *par) -{ - const struct xt_NFQ_info_v1 *info = par->targinfo; - u32 queue = info->queuenum; - - if (info->queues_total > 1) - queue = hash_v4(skb) % info->queues_total + queue; - return NF_QUEUE_NR(queue); -} - #if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) static u32 hash_v6(const struct sk_buff *skb) { @@ -73,18 +62,24 @@ static u32 hash_v6(const struct sk_buff *skb) return jhash2((__force u32 *)addr, ARRAY_SIZE(addr), jhash_initval); } +#endif static unsigned int -nfqueue_tg6_v1(struct sk_buff *skb, const struct xt_target_param *par) +nfqueue_tg_v1(struct sk_buff *skb, const struct xt_target_param *par) { const struct xt_NFQ_info_v1 *info = par->targinfo; u32 queue = info->queuenum; - if (info->queues_total > 1) - queue = hash_v6(skb) % info->queues_total + queue; + if (info->queues_total > 1) { + if (par->target->family == NFPROTO_IPV4) + queue = hash_v4(skb) % info->queues_total + queue; +#if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) + else if (par->target->family == NFPROTO_IPV6) + queue = hash_v6(skb) % info->queues_total + queue; +#endif + } return NF_QUEUE_NR(queue); } -#endif static bool nfqueue_tg_v1_check(const struct xt_tgchk_param *par) { @@ -119,23 +114,12 @@ static struct xt_target nfqueue_tg_reg[] __read_mostly = { { .name = "NFQUEUE", .revision = 1, - .family = NFPROTO_IPV4, - .checkentry = nfqueue_tg_v1_check, - .target = nfqueue_tg4_v1, - .targetsize = sizeof(struct xt_NFQ_info_v1), - .me = THIS_MODULE, - }, -#if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) - { - .name = "NFQUEUE", - .revision = 1, - .family = NFPROTO_IPV6, + .family = NFPROTO_UNSPEC, .checkentry = nfqueue_tg_v1_check, - .target = nfqueue_tg6_v1, + .target = nfqueue_tg_v1, .targetsize = sizeof(struct xt_NFQ_info_v1), .me = THIS_MODULE, }, -#endif }; static int __init nfqueue_tg_init(void) -- 1.7.0.2