37 lines
755 B
C++
37 lines
755 B
C++
#ifndef _TinyIP_ARP_H_
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#define _TinyIP_ARP_H_
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#include "TinyIP.h"
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// ARP协议
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class ArpSocket : public Socket
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{
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private:
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// ARP表
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typedef struct
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{
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IPAddress IP;
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MacAddress Mac;
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uint Time; // 生存时间，秒
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}ARP_ITEM;
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ARP_ITEM* _Arps; // Arp表，动态分配
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public:
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byte Count; // Arp表行数，默认16行
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ArpSocket(TinyIP* tip);
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virtual ~ArpSocket();
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// 处理数据包
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virtual bool Process(Stream* ms);
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// 请求Arp并返回其Mac。timeout超时3秒，如果没有超时时间，表示异步请求，不用等待结果
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const MacAddress* Request(IPAddress ip, int timeout = 3);
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const MacAddress* Resolve(IPAddress ip);
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void Add(IPAddress ip, const MacAddress& mac);
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};
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#endif
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