// 1. 创建服务端句柄(套接字)// AF_INET ipv4 AF_INET6 ipv6// SOCK_STREAM --> TCP SOCK_DREAM --> UDPSOCKET sockServer=socket(AF_INET,SOCK_STREAM,0);if(INVALID_SOCKET==sockServer){printf("创建服务端句柄失败\n");WSACleanup();return-1;}printf("1. 创建服务端成功\n"); 当调用sock...
SOCKET slisten =socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if(slisten == INVALID_SOCKET) { printf("socket error !"); return 0; } //绑定IP和端口 sockaddr_in sin; sin.sin_family = AF_INET; sin.sin_port = htons(8888); sin.sin_addr.S_un.S_addr = INADDR_ANY; if(bind(slisten...
服务端:建立socket,声明自身的端口号和地址并绑定到socket,使用listen打开监听,然后不断用accept去查看是否有连接,如果有,捕获socket,并通过recv获取消息的内容,通信完成后调用closeSocket关闭这个对应accept到的socket,如果不再需要等待任何客户端连接,那么用closeSocket关闭掉自身的socket。 客户端:建立socket,通过端口号和...
client端: 1#include"stdafx.h"2#include <WINSOCK2.H>3#include <STDIO.H>45#pragmacomment(lib,"ws2_32.lib")678intmain(intargc,char*argv[])9{10WORD sockVersion = MAKEWORD(2,2);11WSADATA data;12if(WSAStartup(sockVersion, &data) !=0)13{14return0;15}1617SOCKET sclient =socket(AF_INET...
INVALID_SOCKET)19{20printf("invalid socket !");21return0;22}2324sockaddr_in serAddr;25serAddr.sin_family =AF_INET;26serAddr.sin_port = htons(8888);27serAddr.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");28if(connect(sclient, (sockaddr *)&serAddr,sizeof(serAddr)) ==SOCKET_...
1:加载套接字库,创建套接字(WSAStartup()/socket()); 2:向服务器发出连接请求(connect()); 3:和服务器端进行通信(send()/recv()); 4:关闭套接字,关闭加载的套接字库(closesocket()/WSACleanup())。 函数介绍: 1.#include<sys/socket.h>
SOCKET slisten = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if(slisten == INVALID_SOCKET) { printf("socket error !"); return 0; } //绑定IP和端口 sockaddr_in sin; sin.sin_family = AF_INET; sin.sin_port = htons(8888);
原文:Windows下C语言的Socket编程例子(TCP和UDP) 刚刚学windows编程,所以想写学习笔记,这是一个简单的Socket程序例子,开发环境是vc6: 首先是TCP server端: #include "stdafx.h" #include <stdio.h> #include <winsock2.h> #pragma comment(lib,"ws2_32.lib") ...
SOCKET sClient; sockaddr_in remoteAddr; int nAddrlen = sizeof(remoteAddr); char revData[255]; while (true) { printf("等待连接...\n"); sClient = accept(slisten, (SOCKADDR *)&remoteAddr, &nAddrlen); if(sClient == INVALID_SOCKET) ...
windows c语言 semaphore windows c语言udp编程 C语言UDP编程流程 服务器: 创建套接字socket() 将服务器的ip地址、端口号与套接字进行绑定bind() 接收数据recvfrom() 发送数据sendto() 客户端: 创建套接字socket() 发送数据sendto() 接收数据recvfrom()...