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netfilter: synproxy: move code between headers. 

There is some non-conntrack code in the nf_conntrack_synproxy.h header.
Move it to the nf_synproxy.h header.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
alistair/sunxi64-5.4-dsi
Jeremy Sowden 2019-09-13 09:13:08 +01:00 committed by Pablo Neira Ayuso
parent 44dde23698
commit e2f1cbb165
2 changed files with 38 additions and 39 deletions
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39
include/net/netfilter/nf_conntrack_synproxy.h
View File

@ -43,43 +43,4 @@ static inline bool nf_ct_add_synproxy(struct nf_conn *ct,
return true;
}
struct synproxy_stats {
unsigned int syn_received;
unsigned int cookie_invalid;
unsigned int cookie_valid;
unsigned int cookie_retrans;
unsigned int conn_reopened;
};
struct synproxy_net {
struct nf_conn *tmpl;
struct synproxy_stats __percpu *stats;
unsigned int hook_ref4;
unsigned int hook_ref6;
};
extern unsigned int synproxy_net_id;
static inline struct synproxy_net *synproxy_pernet(struct net *net)
{
return net_generic(net, synproxy_net_id);
}
struct synproxy_options {
u8 options;
u8 wscale;
u16 mss_option;
u16 mss_encode;
u32 tsval;
u32 tsecr;
};
struct tcphdr;
struct nf_synproxy_info;
bool synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
const struct tcphdr *th,
struct synproxy_options *opts);
void synproxy_init_timestamp_cookie(const struct nf_synproxy_info *info,
struct synproxy_options *opts);
#endif /* _NF_CONNTRACK_SYNPROXY_H */

38
include/net/netfilter/nf_synproxy.h
View File

@ -11,6 +11,44 @@
#include <net/netfilter/nf_conntrack_seqadj.h>
#include <net/netfilter/nf_conntrack_synproxy.h>
struct synproxy_stats {
unsigned int syn_received;
unsigned int cookie_invalid;
unsigned int cookie_valid;
unsigned int cookie_retrans;
unsigned int conn_reopened;
};
struct synproxy_net {
struct nf_conn *tmpl;
struct synproxy_stats __percpu *stats;
unsigned int hook_ref4;
unsigned int hook_ref6;
};
extern unsigned int synproxy_net_id;
static inline struct synproxy_net *synproxy_pernet(struct net *net)
{
return net_generic(net, synproxy_net_id);
}
struct synproxy_options {
u8 options;
u8 wscale;
u16 mss_option;
u16 mss_encode;
u32 tsval;
u32 tsecr;
};
struct nf_synproxy_info;
bool synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
const struct tcphdr *th,
struct synproxy_options *opts);
void synproxy_init_timestamp_cookie(const struct nf_synproxy_info *info,
struct synproxy_options *opts);
void synproxy_send_client_synack(struct net *net, const struct sk_buff *skb,
const struct tcphdr *th,
const struct synproxy_options *opts);