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服务器 <?php // Server // 设置错误处理 error_reporting (E_ALL); // 设置运行时间 set_time_limit (0); // 起用缓冲 ob_implicit_flush (); $ip = "127.0.0.1"; // IP地址 $port = 1000; // 端口号 $socket = socket_create (AF_INET, SOCK_STREAM, SOL_TCP); // 创建一个SOCKET if ($socket) echo "socket_create() successed!\n"; else echo "socket_create() failed:".socket_strerror ($socket)."\n"; $bind = socket_bind ($socket, $ip, $port); // 绑定一个SOCKET if ($bind) echo "socket_bind() successed!\n"; else echo "socket_bind() failed:".socket_strerror ($bind)."\n"; $listen = socket_listen ($socket); // 间听SOCKET if ($listen) echo "socket_listen() successed!\n"; else echo "socket_listen() failed:".socket_strerror ($listen)."\n"; while (true) { $msg = socket_accept ($socket); // 接受一个SOCKET if (!$msg) { echo "socket_accept() failed:".socket_strerror ($msg)."\n"; break; } $welcome = "Welcome to PHP Server!\n"; socket_write ($msg, $welcome, strlen ($welcome)); while (true) { $command = strtoupper (trim (socket_read ($msg, 1024))); if (!$command) break; switch ($command) { case "HELLO": $writer = "Hello Everybody!"; break; case "QUIT": $writer = "Bye-Bye"; break; case "HELP": $writer = "HELLO\tQUIT\tHELP"; break; default: $writer = "Error Command!"; } socket_write ($msg, $writer, strlen ($writer)); if ($command == "QUIT") break; } socket_close ($msg); } socket_close ($socket); // 关闭SOCKET ?> 客户端 <?php // Client // 设置错误处理 error_reporting (E_ALL); // 设置处理时间 set_time_limit (0); $ip = "127.0.0.1"; // IP 地址 $port = 1000; // 端口号 $socket = socket_create (AF_INET, SOCK_STREAM, SOL_TCP); // 创建一个SOCKET if ($socket) echo "socket_create() successed!\n"; else echo "socket_create() failed:".socket_strerror ($socket)."\n"; $conn = socket_connect ($socket, $ip, $port); // 建立SOCKET的连接 if ($conn) echo "Success to connection![".$ip.":".$port."]\n"; else echo "socket_connect() failed:".socket_strerror ($conn)."\n"; echo socket_read ($socket, 1024); $stdin = fopen (´php://stdin´, ´r´); while (true) { $command = trim (fgets ($stdin, 1024)); socket_write ($socket, $command, strlen ($command)); $msg = trim (socket_read ($socket, 1024)); echo $msg."\n"; if ($msg == "Bye-Bye") break; } fclose ($stdin); socket_close ($socket); ?> |
