hclient.cpp

来自「一个简单的用于实验的端口复用源代码~！ 供大家学习探讨~！」· C++ 代码 · 共 50 行

#include<winsock2.h>
#include<stdio.h>
#include<windows.h>
#include<string.h>
#pragma comment(lib,"WS2_32.lib")
unsigned int port=8000;//连接服务器的端口号

int main(int argc, char* argv[])
{
WSADATA wsaData;
WORD sockVersion=MAKEWORD(2,2);
WSAStartup(sockVersion,&wsaData);

SOCKET s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if(s==INVALID_SOCKET)
{
  printf(" Failed socket()\n");
  WSACleanup();
  return 0;
}

sockaddr_in servAddr;
servAddr.sin_family=AF_INET;
servAddr.sin_port=htons(port);
servAddr.sin_addr.S_un.S_addr=inet_addr("192.168.19.101");//服务器ip地址 实验是需修改


if(connect(s,(sockaddr*)&servAddr,sizeof(servAddr))==-1)
{
  printf(" Failed connect()\n");
  WSACleanup();
  return 0;
}

char buffer[256]="back helloword~!\0";//控制——客户端发出信息
int num=strlen(buffer);
send(s,buffer,num+1,0);

printf("send:%s\n",buffer);


getchar();//程序滞留


closesocket(s);
WSACleanup();
return 0;

}