address_areq.h

支持IPv6的adov路由协议（本人修改后）

#include "defs.h"
typedef struct{
	u_int8_t type;
	u_int8_t code;
	u_int16_t checksum;
	u_int8_t hcnt;
	u_int8_t res1;
	u_int16_t res2;
	struct in6_addr request_addr;
	u_int32_t seqno;
	u_int32_t id;
} AREQ;

#define AREQ_SIZE sizeof(AREQ)

struct areq_record {
	struct in6_addr req_addr;  /* AREQ's request address */
	u_int32_t seqno;           /* AREQ's sequence number */
	struct timer rec_timer;
	struct areq_record *next;
};

struct areq_blacklist {
	struct in6_addr req_addr;
	u_int32_t id;              /* AREQ's identifier */
	struct timer bl_timer;
	struct areq_blacklist *next;
};

int areq_record_remove(struct in6_addr req_addr, u_int32_t areq_seqno);
int areq_blacklist_remove(struct in6_addr req_addr,u_int32_t areq_id);
struct areq_record *areq_record_insert(struct in6_addr req_addr,u_int32_t areq_seqno);
struct areq_record *areq_record_find(struct in6_addr req_addr,u_int32_t areq_seqno);
struct areq_blacklist *areq_blacklist_insert(struct in6_addr req_addr,u_int32_t areq_id);
struct areq_blacklist *areq_blacklist_find(struct in6_addr req_addr,u_int32_t areq_id);
void dup_addr_detect();
void areq_process(AREQ *areq, int areqlen, struct in6_addr ip_src,struct in6_addr ip_dst, 
			int ip_ttl, unsigned int ifindex);