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#ifndef _LIBCT_PROTO_H
#define _LIBCT_PROTO_H
#include "linux_list.h"
#include <getopt.h>
#include <libnetfilter_conntrack/libnetfilter_conntrack.h>
#define LIBCT_VERSION "0.1.0"
/* FIXME: These should be independent from kernel space */
#define IPS_ASSURED (1 << 2)
#define IPS_SEEN_REPLY (1 << 1)
#define IPS_SRC_NAT_DONE (1 << 7)
#define IPS_DST_NAT_DONE (1 << 8)
#define IPS_CONFIRMED (1 << 3)
struct ctproto_handler {
struct list_head head;
char *name;
u_int16_t protonum;
char *version;
enum ctattr_protoinfo protoinfo_attr;
int (*parse_opts)(char c, char *argv[],
struct nfct_tuple *orig,
struct nfct_tuple *reply,
struct nfct_tuple *mask,
union nfct_protoinfo *proto,
unsigned int *flags);
int (*final_check)(unsigned int flags,
struct nfct_tuple *orig,
struct nfct_tuple *reply);
void (*help)();
struct option *opts;
unsigned int option_offset;
};
extern void register_proto(struct ctproto_handler *h);
extern void unregister_proto(struct ctproto_handler *h);
#define NIPQUAD(addr) \
((unsigned char *)&addr)[0], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[3]
#endif
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