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
*nf_conn_acct_find(const struct nf_conn
*ct
)
25 return nf_ct_ext_find(ct
, NF_CT_EXT_ACCT
);
29 struct nf_conn_counter
*nf_ct_acct_ext_add(struct nf_conn
*ct
, gfp_t gfp
)
31 struct net
*net
= nf_ct_net(ct
);
32 struct nf_conn_counter
*acct
;
34 if (!net
->ct
.sysctl_acct
)
37 acct
= nf_ct_ext_add(ct
, NF_CT_EXT_ACCT
, gfp
);
39 pr_debug("failed to add accounting extension area");
46 seq_print_acct(struct seq_file
*s
, const struct nf_conn
*ct
, int dir
);
48 /* Check if connection tracking accounting is enabled */
49 static inline bool nf_ct_acct_enabled(struct net
*net
)
51 return net
->ct
.sysctl_acct
!= 0;
54 /* Enable/disable connection tracking accounting */
55 static inline void nf_ct_set_acct(struct net
*net
, bool enable
)
57 net
->ct
.sysctl_acct
= enable
;
60 extern int nf_conntrack_acct_init(struct net
*net
);
61 extern void nf_conntrack_acct_fini(struct net
*net
);
63 #endif /* _NF_CONNTRACK_ACCT_H */