/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_COMMON_H
#define _NF_CONNTRACK_COMMON_H
#include <linux/refcount.h>
#include <uapi/linux/netfilter/nf_conntrack_common.h>
struct ip_conntrack_stat {
unsigned int found;
unsigned int invalid;
unsigned int insert;
unsigned int insert_failed;
unsigned int clash_resolve;
unsigned int drop;
unsigned int early_drop;
unsigned int error;
unsigned int expect_new;
unsigned int expect_create;
unsigned int expect_delete;
unsigned int search_restart;
unsigned int chaintoolong;
};
#define NFCT_INFOMASK 7UL
#define NFCT_PTRMASK ~(NFCT_INFOMASK)
struct nf_conntrack {
refcount_t use;
};
void nf_conntrack_destroy(struct nf_conntrack *nfct);
/* like nf_ct_put, but without module dependency on nf_conntrack */
static inline void nf_conntrack_put(struct nf_conntrack *nfct)
{
if (nfct && refcount_dec_and_test(&nfct->use))
nf_conntrack_destroy(nfct);
}
static inline void nf_conntrack_get(struct nf_conntrack *nfct)
{
if (nfct)
refcount_inc(&nfct->use);
}
#endif /* _NF_CONNTRACK_COMMON_H */