diff options
author | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-10-27 21:49:42 +0300 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-11-01 22:50:30 +0300 |
commit | 1fddf4bad0ac9f4d32c74af286fc1eec2a03c82c (patch) | |
tree | cbd3dd9abce08ccc0895235e52d3c0e9beb32797 /net/netfilter/nf_log_common.c | |
parent | f6d0cbcf09c506b9b022df8f9d7693a7cec3c732 (diff) | |
download | linux-1fddf4bad0ac9f4d32c74af286fc1eec2a03c82c.tar.xz |
netfilter: nf_log: add packet logging for netdev family
Move layer 2 packet logging into nf_log_l2packet() that resides in
nf_log_common.c, so this can be shared by both bridge and netdev
families.
This patch adds the boiler plate code to register the netdev logging
family.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_log_common.c')
-rw-r--r-- | net/netfilter/nf_log_common.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/net/netfilter/nf_log_common.c b/net/netfilter/nf_log_common.c index 119fe1cb1ea9..ed9b80815fa0 100644 --- a/net/netfilter/nf_log_common.c +++ b/net/netfilter/nf_log_common.c @@ -175,6 +175,33 @@ nf_log_dump_packet_common(struct nf_log_buf *m, u_int8_t pf, } EXPORT_SYMBOL_GPL(nf_log_dump_packet_common); +/* bridge and netdev logging families share this code. */ +void nf_log_l2packet(struct net *net, u_int8_t pf, + unsigned int hooknum, + const struct sk_buff *skb, + const struct net_device *in, + const struct net_device *out, + const struct nf_loginfo *loginfo, + const char *prefix) +{ + switch (eth_hdr(skb)->h_proto) { + case htons(ETH_P_IP): + nf_log_packet(net, NFPROTO_IPV4, hooknum, skb, in, out, + loginfo, "%s", prefix); + break; + case htons(ETH_P_IPV6): + nf_log_packet(net, NFPROTO_IPV6, hooknum, skb, in, out, + loginfo, "%s", prefix); + break; + case htons(ETH_P_ARP): + case htons(ETH_P_RARP): + nf_log_packet(net, NFPROTO_ARP, hooknum, skb, in, out, + loginfo, "%s", prefix); + break; + } +} +EXPORT_SYMBOL_GPL(nf_log_l2packet); + static int __init nf_log_common_init(void) { return 0; |