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#ifndef _CONNTRACK_H
#define _CONNTRACK_H
#include "linux_list.h"
#include <stdint.h>
#define PROGNAME "conntrack"
#include <netinet/in.h>
#include <linux/netfilter/nf_conntrack_common.h>
#include <libnetfilter_conntrack/libnetfilter_conntrack.h>
enum ct_command {
CT_NONE = 0,
CT_LIST_BIT = 0,
CT_LIST = (1 << CT_LIST_BIT),
CT_CREATE_BIT = 1,
CT_CREATE = (1 << CT_CREATE_BIT),
CT_UPDATE_BIT = 2,
CT_UPDATE = (1 << CT_UPDATE_BIT),
CT_DELETE_BIT = 3,
CT_DELETE = (1 << CT_DELETE_BIT),
CT_GET_BIT = 4,
CT_GET = (1 << CT_GET_BIT),
CT_FLUSH_BIT = 5,
CT_FLUSH = (1 << CT_FLUSH_BIT),
CT_EVENT_BIT = 6,
CT_EVENT = (1 << CT_EVENT_BIT),
CT_VERSION_BIT = 7,
CT_VERSION = (1 << CT_VERSION_BIT),
CT_HELP_BIT = 8,
CT_HELP = (1 << CT_HELP_BIT),
EXP_LIST_BIT = 9,
EXP_LIST = (1 << EXP_LIST_BIT),
EXP_CREATE_BIT = 10,
EXP_CREATE = (1 << EXP_CREATE_BIT),
EXP_DELETE_BIT = 11,
EXP_DELETE = (1 << EXP_DELETE_BIT),
EXP_GET_BIT = 12,
EXP_GET = (1 << EXP_GET_BIT),
EXP_FLUSH_BIT = 13,
EXP_FLUSH = (1 << EXP_FLUSH_BIT),
EXP_EVENT_BIT = 14,
EXP_EVENT = (1 << EXP_EVENT_BIT),
CT_COUNT_BIT = 15,
CT_COUNT = (1 << CT_COUNT_BIT),
EXP_COUNT_BIT = 16,
EXP_COUNT = (1 << EXP_COUNT_BIT),
CT_STATS_BIT = 17,
CT_STATS = (1 << CT_STATS_BIT),
EXP_STATS_BIT = 18,
EXP_STATS = (1 << EXP_STATS_BIT),
CT_ADD_BIT = 19,
CT_ADD = (1 << CT_ADD_BIT),
_CT_BIT_MAX = 20,
};
#define NUMBER_OF_CMD _CT_BIT_MAX
#define NUMBER_OF_OPT 29
struct nf_conntrack;
struct ctproto_handler {
struct list_head head;
const char *name;
uint16_t protonum;
const char *version;
uint32_t protoinfo_attr;
int (*parse_opts)(char c,
struct nf_conntrack *ct,
struct nf_conntrack *exptuple,
struct nf_conntrack *mask,
unsigned int *flags);
void (*final_check)(unsigned int flags,
unsigned int command,
struct nf_conntrack *ct);
const struct ct_print_opts *print_opts;
void (*help)(void);
struct option *opts;
unsigned int option_offset;
};
enum exittype {
OTHER_PROBLEM = 1,
PARAMETER_PROBLEM,
VERSION_PROBLEM
};
int generic_opt_check(int options, int nops,
char *optset, const char *optflg[],
unsigned int *coupled_flags, int coupled_flags_size,
int *partial);
void exit_error(enum exittype status, const char *msg, ...);
extern void register_proto(struct ctproto_handler *h);
enum ct_attr_type {
CT_ATTR_TYPE_NONE = 0,
CT_ATTR_TYPE_U8,
CT_ATTR_TYPE_BE16,
CT_ATTR_TYPE_U16,
CT_ATTR_TYPE_BE32,
CT_ATTR_TYPE_U32,
CT_ATTR_TYPE_U64,
CT_ATTR_TYPE_U32_BITMAP,
CT_ATTR_TYPE_IPV4,
CT_ATTR_TYPE_IPV6,
};
struct ct_print_opts {
const char *name;
enum nf_conntrack_attr type;
enum ct_attr_type datatype;
short val_mapping_count;
const char **val_mapping;
};
extern int ct_snprintf_opts(char *buf, unsigned int len,
const struct nf_conntrack *ct,
const struct ct_print_opts *attrs);
extern void register_tcp(void);
extern void register_udp(void);
extern void register_udplite(void);
extern void register_sctp(void);
extern void register_dccp(void);
extern void register_icmp(void);
extern void register_icmpv6(void);
extern void register_gre(void);
extern void register_unknown(void);
#endif
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