2 * (C) 2008 Krzysztof Piotr Oledzki <ole@ans.pl>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
9 #ifndef _NF_CONNTRACK_ACCT_H
10 #define _NF_CONNTRACK_ACCT_H
11 #include <net/net_namespace.h>
12 #include <linux/netfilter/nf_conntrack_common.h>
13 #include <linux/netfilter/nf_conntrack_tuple_common.h>
14 #include <net/netfilter/nf_conntrack.h>
15 #include <net/netfilter/nf_conntrack_extend.h>
17 struct nf_conn_counter {
23 struct nf_conn_counter counter[IP_CT_DIR_MAX];
27 struct nf_conn_acct *nf_conn_acct_find(const struct nf_conn *ct)
29 return nf_ct_ext_find(ct, NF_CT_EXT_ACCT);
33 struct nf_conn_acct *nf_ct_acct_ext_add(struct nf_conn *ct, gfp_t gfp)
35 struct net *net = nf_ct_net(ct);
36 struct nf_conn_acct *acct;
38 if (!net->ct.sysctl_acct)
41 acct = nf_ct_ext_add(ct, NF_CT_EXT_ACCT, gfp);
43 pr_debug("failed to add accounting extension area");
49 /* Check if connection tracking accounting is enabled */
50 static inline bool nf_ct_acct_enabled(struct net *net)
52 return net->ct.sysctl_acct != 0;
55 /* Enable/disable connection tracking accounting */
56 static inline void nf_ct_set_acct(struct net *net, bool enable)
58 net->ct.sysctl_acct = enable;
61 void nf_conntrack_acct_pernet_init(struct net *net);
63 int nf_conntrack_acct_init(void);
64 void nf_conntrack_acct_fini(void);
65 #endif /* _NF_CONNTRACK_ACCT_H */