1、c++ acl udp服务器客户端简单实例-服务器端(1)

// udpserverDemo.cpp : 定义控制台应用程序的入口点。

//

#include "stdafx.h"

#include "acl_cpp/lib_acl.hpp"

using namespace acl;

int _tmain(int argc, _TCHAR* argv\[\])

{

acl_cpp_init();

const char* server_ip = "127.0.0.1:12345";

const int BUF_SIZE = 4096;

char bufBUF_SIZE;

acl::socket_stream udp_server;

if (!udp_server.bind_udp(server_ip)) {

return 1;

}

std::cout << "等待客户端发送UDP数据..." << std::endl;

while (true) {

acl::string client_addr;

int recv_len = udp_server.read(buf, BUF_SIZE, false);

if (recv_len <= 0) {

continue;

}

bufrecv_len = '\0';

const char* strpeerip = udp_server.get_peer_ip();

int send_len = udp_server.write(buf, recv_len);

if (send_len <= 0) {

std::cerr << "向客户端[" << client_addr.c_str()

<< "]发送响应失败！" << std::endl;

}

else {

std::cout << "已向" \<\< client_addr.c_str() \<\< "回显数据: " << buf;

}

}

udp_server.close();

return 0;

}