data_structures


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struct ipv6 {
	union {
		struct in6_addr addr;
		u_int32_t       addr32[4];
	} _ipv6;
#define addr32 _ipv6.addr32
};

struct cidr {
	sa_family_t ai_family;
	union {
		u_int32_t   addr4;
		struct ipv6 addr6;
	};
	u_int8_t bits;
};

struct bl {
	sa_family_t ai_family;
	union {
		u_int32_t   addr4;
		struct ipv6 addr6;
	};
	int8_t b;
	int8_t w;
};