php-socket通信演示
client:
error_reporting(E_ALL); set_time_limit(0); echo "<h2>TCP/IP Connection</h2>\n"; $port = 1935; $ip = "127.0.0.1"; /* +------------------------------- * @socket连接整个过程 +------------------------------- * @socket_create * @socket_connect * @socket_write * @socket_read * @socket_close +-------------------------------- */ $socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP); // 第一个参数”AF_INET”用来指定域名; // 第二个参数”SOCK_STREM”告诉函数将创建一个什么类型的Socket(在这个例子中是TCP类型),UDP是SOCK_DGRAM if ($socket < 0) { echo "socket_create() failed: reason: " . socket_strerror($socket) . "\n"; } else { echo "OK.\n"; } echo "试图连接 '$ip' 端口 '$port'...\n"; $result = socket_connect($socket, $ip, $port); if ($result < 0) { echo "socket_connect() failed.\nReason: ($result) " . socket_strerror($result) . "\n"; } else { echo "连接OK\n"; } $in = "Ho\r\n"; $in.= "first blood335555553\r\n"; $out = ''; if (!socket_write($socket, $in, strlen($in))) { echo "socket_write() failed: reason: " . socket_strerror($socket) . "\n"; } else { echo "发送到服务器信息成功!\n"; echo "发送的内容为:<font color='red'>$in</font> <br>"; } while ($out = socket_read($socket, 8192)) { echo "接收服务器回传信息成功!\n"; echo "接受的内容为:", $out; } echo "关闭SOCKET...\n"; socket_close($socket); echo "关闭OK\n";
server:
//确保在连接客户端时不会超时 set_time_limit(0); $ip = '127.0.0.1'; $port = 1935; /* +------------------------------- * @socket通信整个过程 +------------------------------- * @socket_create * @socket_bind * @socket_listen * @socket_accept * @socket_read * @socket_write * @socket_close +-------------------------------- */ /*---------------- 以下操作都是手册上的 -------------------*/ if (($sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP)) < 0) { // 创建一个Socket链接 echo "socket_create() 失败的原因是:" . socket_strerror($sock) . "\n"; } if (($ret = socket_bind($sock, $ip, $port)) < 0) { //绑定Socket到端口 echo "socket_bind() 失败的原因是:" . socket_strerror($ret) . "\n"; } if (($ret = socket_listen($sock, 4)) < 0) { // 开始监听链接链接 echo "socket_listen() 失败的原因是:" . socket_strerror($ret) . "\n"; } $count = 0; do { if (($msgsock = socket_accept($sock)) < 0) { //堵塞等待另一个Socket来处理通信 echo "socket_accept() failed: reason: " . socket_strerror($msgsock) . "\n"; break; } else { //发送消息到客户端 $msg = "测试成功!\n"; socket_write($msgsock, $msg, strlen($msg)); //接收客户端消息 echo "测试成功了啊\n"; $buf = socket_read($msgsock, 8192); // 获得客户端的输入 $talkback = "收到的信息:$buf\n"; echo $talkback; if (++$count >= 5) { break; }; } //echo $buf; socket_close($msgsock); } while (true); socket_close($sock);
参考博主:http://www.cnblogs.com/nixi8/p/4904496.html