ipheader.h

来自「VipShellDDos模块代码」· C头文件 代码 · 共 63 行

#pragma once


/*ICMP Header*/
typedef struct _icmphdr				//定义ICMP首部
{
	BYTE   i_type;					//8位类型
	BYTE   i_code;					//8位代码
	USHORT i_cksum;					//16位校验和 
	USHORT i_id;					//识别号（一般用进程号作为识别号）
	USHORT i_seq;					//报文序列号	
	ULONG  timestamp;				//时间戳
}ICMP_HEADER;

#define ICMP_ECHO               8
#define MAX_PACKET       4096

typedef struct  _iphdr
{
	unsigned char   h_verlen;
	unsigned char   tos;
	unsigned short  total_len;
	unsigned short  ident;
	unsigned short  frag_and_flags;
	unsigned char   ttl;
	unsigned char   proto;
	unsigned short  checksum;
	unsigned int    sourceIP;
	unsigned int    destIP;
}IP_HEADER, * PIP_HEADER;


typedef struct  _tcphdr
{
	unsigned short  th_sport;
	unsigned short  th_dport;
	unsigned int    th_seq;
	unsigned int    th_ack;
	unsigned char   th_lenres;
	unsigned char   th_flag;
	unsigned short  th_win;
	unsigned short  th_sum;
	unsigned short  th_urp;
}TCP_HEADER, * PTCP_HEADER;

typedef struct tsd_hdr
{ 
	unsigned long  saddr;
	unsigned long  daddr;
	char           mbz; 
	char           ptcl;
	unsigned short tcpl;
}PSD_HEADER; 

typedef struct udp_hdr //UDP首部
{
	unsigned short sourceport; 
	unsigned short destport; 
	unsigned short udp_length; 
	unsigned short udp_checksum; 
} UDP_HEADER;