protoname_pkt.h

一个经典的介绍如何向NS-2中添加新协议的教程

#ifndef __protoname_pkt_h__
#define __protoname_pkt_h__

#include <packet.h>

#define HDR_PROTONAME_PKT(p) hdr_protoname_pkt::access(p)

struct hdr_protoname_pkt {

	nsaddr_t 	pkt_src_; // Node which originated this packet
	u_int16_t 	pkt_len_; // Packet length (in bytes)
	u_int8_t 	pkt_seq_num_; // Packet sequence number

	inline nsaddr_t& pkt_src() { return pkt_src_; }
	inline u_int16_t& pkt_len() { return pkt_len_; }
	inline u_int8_t& pkt_seq_num() { return pkt_seq_num_; }

	static int offset_;
	inline static int& offset() { return offset_; }
	inline static hdr_protoname_pkt* access(const Packet* p) {
		return (hdr_protoname_pkt*)p->access(offset_);
	}

};

#endif