From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- include/net/netfilter/nf_conntrack_acct.h | 63 +++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 include/net/netfilter/nf_conntrack_acct.h (limited to 'include/net/netfilter/nf_conntrack_acct.h') diff --git a/include/net/netfilter/nf_conntrack_acct.h b/include/net/netfilter/nf_conntrack_acct.h new file mode 100644 index 00000000..4e9c63a2 --- /dev/null +++ b/include/net/netfilter/nf_conntrack_acct.h @@ -0,0 +1,63 @@ +/* + * (C) 2008 Krzysztof Piotr Oledzki + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _NF_CONNTRACK_ACCT_H +#define _NF_CONNTRACK_ACCT_H +#include +#include +#include +#include +#include + +struct nf_conn_counter { + u_int64_t packets; + u_int64_t bytes; +}; + +static inline +struct nf_conn_counter *nf_conn_acct_find(const struct nf_conn *ct) +{ + return nf_ct_ext_find(ct, NF_CT_EXT_ACCT); +} + +static inline +struct nf_conn_counter *nf_ct_acct_ext_add(struct nf_conn *ct, gfp_t gfp) +{ + struct net *net = nf_ct_net(ct); + struct nf_conn_counter *acct; + + if (!net->ct.sysctl_acct) + return NULL; + + acct = nf_ct_ext_add(ct, NF_CT_EXT_ACCT, gfp); + if (!acct) + pr_debug("failed to add accounting extension area"); + + + return acct; +}; + +extern unsigned int +seq_print_acct(struct seq_file *s, const struct nf_conn *ct, int dir); + +/* Check if connection tracking accounting is enabled */ +static inline bool nf_ct_acct_enabled(struct net *net) +{ + return net->ct.sysctl_acct != 0; +} + +/* Enable/disable connection tracking accounting */ +static inline void nf_ct_set_acct(struct net *net, bool enable) +{ + net->ct.sysctl_acct = enable; +} + +extern int nf_conntrack_acct_init(struct net *net); +extern void nf_conntrack_acct_fini(struct net *net); + +#endif /* _NF_CONNTRACK_ACCT_H */ -- cgit v1.2.3