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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: netfilter-devel@vger.kernel.org
Cc: davem@davemloft.net, netdev@vger.kernel.org
Subject: [PATCH 06/23] netfilter: nf_tables: add nfproto support to meta expression
Date: Fri, 10 Jan 2014 01:35:25 +0100	[thread overview]
Message-ID: <1389314142-17969-7-git-send-email-pablo@netfilter.org> (raw)
In-Reply-To: <1389314142-17969-1-git-send-email-pablo@netfilter.org>

From: Patrick McHardy <kaber@trash.net>

Needed by multi-family tables to distinguish IPv4 and IPv6 packets.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 include/uapi/linux/netfilter/nf_tables.h |    2 ++
 net/netfilter/nft_meta.c                 |    4 ++++
 2 files changed, 6 insertions(+)

diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
index aa86a152..10afbfc 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -531,6 +531,7 @@ enum nft_exthdr_attributes {
  * @NFT_META_NFTRACE: packet nftrace bit
  * @NFT_META_RTCLASSID: realm value of packet's route (skb->dst->tclassid)
  * @NFT_META_SECMARK: packet secmark (skb->secmark)
+ * @NFT_META_NFPROTO: netfilter protocol
  */
 enum nft_meta_keys {
 	NFT_META_LEN,
@@ -548,6 +549,7 @@ enum nft_meta_keys {
 	NFT_META_NFTRACE,
 	NFT_META_RTCLASSID,
 	NFT_META_SECMARK,
+	NFT_META_NFPROTO,
 };
 
 /**
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
index 1ceaaa6..999d046 100644
--- a/net/netfilter/nft_meta.c
+++ b/net/netfilter/nft_meta.c
@@ -43,6 +43,9 @@ static void nft_meta_get_eval(const struct nft_expr *expr,
 	case NFT_META_PROTOCOL:
 		*(__be16 *)dest->data = skb->protocol;
 		break;
+	case NFT_META_NFPROTO:
+		dest->data[0] = pkt->ops->pf;
+		break;
 	case NFT_META_PRIORITY:
 		dest->data[0] = skb->priority;
 		break;
@@ -181,6 +184,7 @@ static int nft_meta_init_validate_get(uint32_t key)
 	switch (key) {
 	case NFT_META_LEN:
 	case NFT_META_PROTOCOL:
+	case NFT_META_NFPROTO:
 	case NFT_META_PRIORITY:
 	case NFT_META_MARK:
 	case NFT_META_IIF:
-- 
1.7.10.4


  parent reply	other threads:[~2014-01-10  0:36 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-10  0:35 [PATCH 00/23] nf_tables updates for net-next Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 01/23] netfilter: nft_reject: fix compilation warning if NF_TABLES_IPV6 is disabled Pablo Neira Ayuso
2014-01-10 20:33   ` Sergei Shtylyov
2014-01-10 19:39     ` David Miller
2014-01-10  0:35 ` [PATCH 02/23] netfilter: nf_tables: make chain types override the default AF functions Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 03/23] netfilter: nf_tables: add hook ops to struct nft_pktinfo Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 04/23] netfilter: nf_tables: add support for multi family tables Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 05/23] netfilter: nf_tables: add "inet" table for IPv4/IPv6 Pablo Neira Ayuso
2014-01-10  0:35 ` Pablo Neira Ayuso [this message]
2014-01-10  0:35 ` [PATCH 07/23] netfilter: nft_meta: add l4proto support Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 08/23] netfilter: nft_ct: load both IPv4 and IPv6 conntrack modules for NFPROTO_INET Pablo Neira Ayuso
2014-01-10 20:40   ` Sergei Shtylyov
2014-01-10 19:42     ` Patrick McHardy
2014-01-10 19:48       ` David Miller
2014-01-10 19:59         ` Patrick McHardy
2014-01-10  0:35 ` [PATCH 09/23] netfilter: nft_ct: Add support to set the connmark Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 10/23] netfilter: nft_meta: fix lack of validation of the input register Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 11/23] netfilter: nf_tables: split chain policy validation from actually setting it Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 12/23] netfilter: nf_tables: restore chain change atomicity Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 13/23] netfilter: nf_tables: fix check for table overflow Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 14/23] netfilter: nf_tables: fix chain type module reference handling Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 15/23] netfilter: nf_tables: add missing module references to chain types Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 16/23] netfilter: nf_tables: replay request after dropping locks to load chain type Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 17/23] netfilter: nf_tables: constify chain type definitions and pointers Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 18/23] netfilter: nf_tables: minor nf_chain_type cleanups Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 19/23] netfilter: nf_tables: perform flags validation before table allocation Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 20/23] netfilter: nf_tables: take AF module reference when creating a table Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 21/23] netfilter: nf_tables: prohibit deletion of a table with existing sets Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 22/23] netfilter: nf_tables: rename nft_do_chain_pktinfo() to nft_do_chain() Pablo Neira Ayuso
2014-01-10  0:35 ` [PATCH 23/23] netfilter: nf_tables: fix error path in the init functions Pablo Neira Ayuso
2014-01-10  2:36 ` [PATCH 00/23] nf_tables updates for net-next David Miller

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