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ct.h

/*
 * netlink/netfilter/ct.h     Conntrack
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation version 2.1
 *    of the License.
 *
 * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
 * Copyright (c) 2007 Philip Craig <philipc@snapgear.com>
 * Copyright (c) 2007 Secure Computing Corporation
 */

#ifndef NETLINK_CT_H_
#define NETLINK_CT_H_

#include <netlink/netlink.h>
#include <netlink/addr.h>
#include <netlink/cache.h>
#include <netlink/msg.h>

#ifdef __cplusplus
extern "C" {
#endif

struct nfnl_ct;

extern struct nl_object_ops ct_obj_ops;

extern struct nfnl_ct * nfnl_ct_alloc(void);
extern int  nfnl_ct_alloc_cache(struct nl_sock *, struct nl_cache **);

extern int  nfnlmsg_ct_group(struct nlmsghdr *);
extern int  nfnlmsg_ct_parse(struct nlmsghdr *, struct nfnl_ct **);

extern void nfnl_ct_get(struct nfnl_ct *);
extern void nfnl_ct_put(struct nfnl_ct *);

extern int  nfnl_ct_dump_request(struct nl_sock *);

extern int  nfnl_ct_build_add_request(const struct nfnl_ct *, int,
                                struct nl_msg **);
extern int  nfnl_ct_add(struct nl_sock *, const struct nfnl_ct *, int);

extern int  nfnl_ct_build_delete_request(const struct nfnl_ct *, int,
                                   struct nl_msg **);
extern int  nfnl_ct_delete(struct nl_sock *, const struct nfnl_ct *, int);

extern int  nfnl_ct_build_query_request(const struct nfnl_ct *, int,
                                  struct nl_msg **);
extern int  nfnl_ct_query(struct nl_sock *, const struct nfnl_ct *, int);

extern void nfnl_ct_set_family(struct nfnl_ct *, uint8_t);
extern uint8_t    nfnl_ct_get_family(const struct nfnl_ct *);

extern void nfnl_ct_set_proto(struct nfnl_ct *, uint8_t);
extern int  nfnl_ct_test_proto(const struct nfnl_ct *);
extern uint8_t    nfnl_ct_get_proto(const struct nfnl_ct *);

extern void nfnl_ct_set_tcp_state(struct nfnl_ct *, uint8_t);
extern int  nfnl_ct_test_tcp_state(const struct nfnl_ct *);
extern uint8_t    nfnl_ct_get_tcp_state(const struct nfnl_ct *);
extern char *     nfnl_ct_tcp_state2str(uint8_t, char *, size_t);
extern int  nfnl_ct_str2tcp_state(const char *name);

extern void nfnl_ct_set_status(struct nfnl_ct *, uint32_t);
extern void nfnl_ct_unset_status(struct nfnl_ct *, uint32_t);
extern uint32_t   nfnl_ct_get_status(const struct nfnl_ct *);
extern char *     nfnl_ct_status2str(int, char *, size_t);
extern int  nfnl_ct_str2status(const char *);

extern void nfnl_ct_set_timeout(struct nfnl_ct *, uint32_t);
extern int  nfnl_ct_test_timeout(const struct nfnl_ct *);
extern uint32_t   nfnl_ct_get_timeout(const struct nfnl_ct *);

extern void nfnl_ct_set_mark(struct nfnl_ct *, uint32_t);
extern int  nfnl_ct_test_mark(const struct nfnl_ct *);
extern uint32_t   nfnl_ct_get_mark(const struct nfnl_ct *);

extern void nfnl_ct_set_use(struct nfnl_ct *, uint32_t);
extern int  nfnl_ct_test_use(const struct nfnl_ct *);
extern uint32_t   nfnl_ct_get_use(const struct nfnl_ct *);

extern void nfnl_ct_set_id(struct nfnl_ct *, uint32_t);
extern int  nfnl_ct_test_id(const struct nfnl_ct *);
extern uint32_t   nfnl_ct_get_id(const struct nfnl_ct *);

extern int  nfnl_ct_set_src(struct nfnl_ct *, int, struct nl_addr *);
extern struct nl_addr * nfnl_ct_get_src(const struct nfnl_ct *, int);

extern int  nfnl_ct_set_dst(struct nfnl_ct *, int, struct nl_addr *);
extern struct nl_addr * nfnl_ct_get_dst(const struct nfnl_ct *, int);

extern void nfnl_ct_set_src_port(struct nfnl_ct *, int, uint16_t);
extern int  nfnl_ct_test_src_port(const struct nfnl_ct *, int);
extern uint16_t   nfnl_ct_get_src_port(const struct nfnl_ct *, int);

extern void nfnl_ct_set_dst_port(struct nfnl_ct *, int, uint16_t);
extern int  nfnl_ct_test_dst_port(const struct nfnl_ct *, int);
extern uint16_t   nfnl_ct_get_dst_port(const struct nfnl_ct *, int);

extern void nfnl_ct_set_icmp_id(struct nfnl_ct *, int, uint16_t);
extern int  nfnl_ct_test_icmp_id(const struct nfnl_ct *, int);
extern uint16_t   nfnl_ct_get_icmp_id(const struct nfnl_ct *, int);

extern void nfnl_ct_set_icmp_type(struct nfnl_ct *, int, uint8_t);
extern int  nfnl_ct_test_icmp_type(const struct nfnl_ct *, int);
extern uint8_t    nfnl_ct_get_icmp_type(const struct nfnl_ct *, int);

extern void nfnl_ct_set_icmp_code(struct nfnl_ct *, int, uint8_t);
extern int  nfnl_ct_test_icmp_code(const struct nfnl_ct *, int);
extern uint8_t    nfnl_ct_get_icmp_code(const struct nfnl_ct *, int);

extern void nfnl_ct_set_packets(struct nfnl_ct *, int, uint64_t);
extern int  nfnl_ct_test_packets(const struct nfnl_ct *, int);
extern uint64_t   nfnl_ct_get_packets(const struct nfnl_ct *,int);

extern void nfnl_ct_set_bytes(struct nfnl_ct *, int, uint64_t);
extern int  nfnl_ct_test_bytes(const struct nfnl_ct *, int);
extern uint64_t   nfnl_ct_get_bytes(const struct nfnl_ct *, int);

#ifdef __cplusplus
}
#endif

#endif

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