A Linux netfilter module to aid in (d)dos protection
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#ifndef _TS3INIT_COOKIE_H
#define _TS3INIT_COOKIE_H
enum {
SHA512_SIZE = 64,
SIP_KEY_SIZE = 16
};
struct xt_ts3init_cookie_cache
{
time_t time[2];
__u8 __attribute__((aligned(8))) seed[SHA512_SIZE*2];
};
__u8* ts3init_get_cookie_seed(time_t current_time, __u8 packet_index,
struct xt_ts3init_cookie_cache* cache,
const __u8* cookie_seed);
#endif /* _TS3INIT_COOKIE_H */