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authorPatrick McHardy <kaber@trash.net>2006-11-29 02:35:15 +0100
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-02 21:31:16 -0800
commitf8eb24a89afa12b48fa7e39775faea6d64b8e538 (patch)
treecab6364c9155bebad3b20a8125c7b2a086c36356 /include/net/netfilter
parentd73468533451fd896324058d9ba649c11ba3e3ee (diff)
downloadblackbird-op-linux-f8eb24a89afa12b48fa7e39775faea6d64b8e538.tar.gz
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[NETFILTER]: nf_conntrack: move extern declaration to header files
Using extern in a C file is a bad idea because the compiler can't catch type errors. Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include/net/netfilter')
-rw-r--r--include/net/netfilter/ipv4/nf_conntrack_ipv4.h4
-rw-r--r--include/net/netfilter/ipv6/nf_conntrack_ipv6.h25
-rw-r--r--include/net/netfilter/nf_conntrack.h5
3 files changed, 34 insertions, 0 deletions
diff --git a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
index 91684436af8e..8c4f7e89ce55 100644
--- a/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_conntrack_ipv4.h
@@ -37,4 +37,8 @@ struct nf_conntrack_ipv4 {
struct sk_buff *
nf_ct_ipv4_ct_gather_frags(struct sk_buff *skb);
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
+
#endif /*_NF_CONNTRACK_IPV4_H*/
diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
new file mode 100644
index 000000000000..b4b6049e01fa
--- /dev/null
+++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
@@ -0,0 +1,25 @@
+#ifndef _NF_CONNTRACK_IPV6_H
+#define _NF_CONNTRACK_IPV6_H
+
+extern struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6;
+
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6;
+
+extern int nf_ct_ipv6_skip_exthdr(struct sk_buff *skb, int start,
+ u8 *nexthdrp, int len);
+
+extern int nf_ct_frag6_init(void);
+extern void nf_ct_frag6_cleanup(void);
+extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb);
+extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb,
+ struct net_device *in,
+ struct net_device *out,
+ int (*okfn)(struct sk_buff *));
+
+extern unsigned int nf_ct_frag6_timeout;
+extern unsigned int nf_ct_frag6_low_thresh;
+extern unsigned int nf_ct_frag6_high_thresh;
+
+#endif /* _NF_CONNTRACK_IPV6_H*/
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 9a2950551cd3..d0d0e6491448 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -79,6 +79,8 @@ struct nf_conn_help {
#include <net/netfilter/ipv4/nf_conntrack_ipv4.h>
+#include <net/netfilter/ipv6/nf_conntrack_ipv6.h>
+
struct nf_conn
{
/* Usage count in here is 1 for hash table/destruct timer, 1 per skb,
@@ -241,7 +243,10 @@ static inline int nf_ct_is_dying(struct nf_conn *ct)
extern unsigned int nf_conntrack_htable_size;
extern int nf_conntrack_checksum;
+extern atomic_t nf_conntrack_count;
+extern int nf_conntrack_max;
+DECLARE_PER_CPU(struct ip_conntrack_stat, nf_conntrack_stat);
#define NF_CT_STAT_INC(count) (__get_cpu_var(nf_conntrack_stat).count++)
/* no helper, no nat */
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