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>
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@ -43,43 +43,4 @@ static inline bool nf_ct_add_synproxy(struct nf_conn *ct,
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return true;
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}
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struct synproxy_stats {
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unsigned int syn_received;
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unsigned int cookie_invalid;
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unsigned int cookie_valid;
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unsigned int cookie_retrans;
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unsigned int conn_reopened;
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};
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struct synproxy_net {
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struct nf_conn *tmpl;
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struct synproxy_stats __percpu *stats;
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unsigned int hook_ref4;
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unsigned int hook_ref6;
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};
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extern unsigned int synproxy_net_id;
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static inline struct synproxy_net *synproxy_pernet(struct net *net)
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{
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return net_generic(net, synproxy_net_id);
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}
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struct synproxy_options {
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u8 options;
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u8 wscale;
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u16 mss_option;
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u16 mss_encode;
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u32 tsval;
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u32 tsecr;
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};
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struct tcphdr;
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struct nf_synproxy_info;
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bool synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
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const struct tcphdr *th,
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struct synproxy_options *opts);
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void synproxy_init_timestamp_cookie(const struct nf_synproxy_info *info,
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struct synproxy_options *opts);
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#endif /* _NF_CONNTRACK_SYNPROXY_H */
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@ -11,6 +11,44 @@
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#include <net/netfilter/nf_conntrack_seqadj.h>
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#include <net/netfilter/nf_conntrack_synproxy.h>
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struct synproxy_stats {
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unsigned int syn_received;
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unsigned int cookie_invalid;
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unsigned int cookie_valid;
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unsigned int cookie_retrans;
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unsigned int conn_reopened;
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};
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struct synproxy_net {
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struct nf_conn *tmpl;
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struct synproxy_stats __percpu *stats;
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unsigned int hook_ref4;
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unsigned int hook_ref6;
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};
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extern unsigned int synproxy_net_id;
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static inline struct synproxy_net *synproxy_pernet(struct net *net)
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{
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return net_generic(net, synproxy_net_id);
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}
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struct synproxy_options {
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u8 options;
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u8 wscale;
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u16 mss_option;
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u16 mss_encode;
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u32 tsval;
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u32 tsecr;
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};
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struct nf_synproxy_info;
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bool synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
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const struct tcphdr *th,
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struct synproxy_options *opts);
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void synproxy_init_timestamp_cookie(const struct nf_synproxy_info *info,
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struct synproxy_options *opts);
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void synproxy_send_client_synack(struct net *net, const struct sk_buff *skb,
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const struct tcphdr *th,
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const struct synproxy_options *opts);
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