求一个C语言的TCP 客户/服务 连接示例代码

来源：百度知道 编辑：UC知道 时间：2024/09/22 09:47:02
RT

#include <stdio.h>
#include <winsock2.h>
#pragma comment(lib, "ws2_32.lib")
void main() {

// 初始化
WSADATA wsaData;
int iResult = WSAStartup( MAKEWORD(2,2), &wsaData );
if ( iResult != NO_ERROR )
printf("Error at WSAStartup()\n");

// 建立socket
SOCKET server;
server = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP );

if ( server == INVALID_SOCKET ) {
printf( "Error at socket(): %ld\n", WSAGetLastError() );
WSACleanup();
return;
}

// 绑定socket
sockaddr_in service;

service.sin_family = AF_INET;
service.sin_addr.s_addr = inet_addr( "127.0.0.1" );
service.sin_port = htons( 27015 );

if ( bind( server, (SOCKADDR*) &service, sizeof(service) ) == SOCKET_ERROR ) {
printf( "bind() failed.\