/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __NETNS_CONNTRACK_H
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#define __NETNS_CONNTRACK_H
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#include <linux/list.h>
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#include <linux/list_nulls.h>
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#include <linux/atomic.h>
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#include <linux/workqueue.h>
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#include <linux/netfilter/nf_conntrack_tcp.h>
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#ifdef CONFIG_NF_CT_PROTO_DCCP
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#include <linux/netfilter/nf_conntrack_dccp.h>
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#endif
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#ifdef CONFIG_NF_CT_PROTO_SCTP
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#include <linux/netfilter/nf_conntrack_sctp.h>
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#endif
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#include <linux/seqlock.h>
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struct ctl_table_header;
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struct nf_conntrack_ecache;
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struct nf_generic_net {
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unsigned int timeout;
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};
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struct nf_tcp_net {
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unsigned int timeouts[TCP_CONNTRACK_TIMEOUT_MAX];
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int tcp_loose;
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int tcp_be_liberal;
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int tcp_max_retrans;
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};
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enum udp_conntrack {
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UDP_CT_UNREPLIED,
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UDP_CT_REPLIED,
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UDP_CT_MAX
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};
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struct nf_udp_net {
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unsigned int timeouts[UDP_CT_MAX];
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};
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struct nf_icmp_net {
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unsigned int timeout;
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};
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#ifdef CONFIG_NF_CT_PROTO_DCCP
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struct nf_dccp_net {
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int dccp_loose;
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unsigned int dccp_timeout[CT_DCCP_MAX + 1];
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};
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#endif
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#ifdef CONFIG_NF_CT_PROTO_SCTP
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struct nf_sctp_net {
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unsigned int timeouts[SCTP_CONNTRACK_MAX];
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};
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#endif
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#ifdef CONFIG_NF_CT_PROTO_GRE
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enum gre_conntrack {
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GRE_CT_UNREPLIED,
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GRE_CT_REPLIED,
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GRE_CT_MAX
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};
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struct nf_gre_net {
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struct list_head keymap_list;
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unsigned int timeouts[GRE_CT_MAX];
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};
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#endif
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struct nf_ip_net {
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struct nf_generic_net generic;
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struct nf_tcp_net tcp;
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struct nf_udp_net udp;
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struct nf_icmp_net icmp;
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struct nf_icmp_net icmpv6;
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#ifdef CONFIG_NF_CT_PROTO_DCCP
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struct nf_dccp_net dccp;
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#endif
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#ifdef CONFIG_NF_CT_PROTO_SCTP
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struct nf_sctp_net sctp;
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#endif
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#ifdef CONFIG_NF_CT_PROTO_GRE
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struct nf_gre_net gre;
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#endif
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};
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struct ct_pcpu {
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spinlock_t lock;
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struct hlist_nulls_head unconfirmed;
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struct hlist_nulls_head dying;
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};
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struct netns_ct {
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atomic_t count;
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unsigned int expect_count;
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#ifdef CONFIG_NF_CONNTRACK_EVENTS
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struct delayed_work ecache_dwork;
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bool ecache_dwork_pending;
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#endif
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bool auto_assign_helper_warned;
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#ifdef CONFIG_SYSCTL
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struct ctl_table_header *sysctl_header;
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#endif
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unsigned int sysctl_log_invalid; /* Log invalid packets */
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int sysctl_events;
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int sysctl_acct;
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int sysctl_auto_assign_helper;
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int sysctl_tstamp;
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int sysctl_checksum;
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struct ct_pcpu __percpu *pcpu_lists;
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struct ip_conntrack_stat __percpu *stat;
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struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
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struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
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struct nf_ip_net nf_ct_proto;
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#if defined(CONFIG_NF_CONNTRACK_LABELS)
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unsigned int labels_used;
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#endif
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};
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#endif
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