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[NETFILTER]: nf_conntrack: move extern declaration to header files

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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>
This commit is contained in:
Patrick McHardy
2006-11-29 02:35:15 +01:00
committed by David S. Miller
parent d734685334
commit f8eb24a89a
9 changed files with 34 additions and 37 deletions
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4
include/net/netfilter/ipv4/nf_conntrack_ipv4.h
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@@ -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*/

25
include/net/netfilter/ipv6/nf_conntrack_ipv6.h Normal file
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@@ -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*/

5
include/net/netfilter/nf_conntrack.h
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@@ -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 */