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Develop C/S structure with PHP_PHP tutorial
- WBOYOriginal
- 2016-07-15 13:22:17817browse
Server
// Server
// Set error handling
error_reporting (E_ALL);
//Set running time
set_time_limit (0);
// Enable buffering
ob_implicit_flush ();
$ip = "127.0.0.1 "; // IP address
$port = 1000; // Port number
$socket = socket_create (AF_INET, SOCK_STREAM, SOL_TCP); // Create a SOCKET
if ($socket)
echo "socket_create() successful!n";
else
echo "socket_create() failed:".socket_strerror ($socket)." n";
$bind = socket_bind ($socket, $ip, $port); // Bind a SOCKET
if ($bind)
echo "socket_bind () successful!n";
else
echo "socket_bind() failed:".socket_strerror ($bind)."n";
$listen = socket_listen ( $socket); // Listen to SOCKET
if ($listen)
echo "socket_listen() successful!n";
else
echo "socket_listen() failed:".socket_strerror ($listen)."n";
while (true)
{
$msg = socket_accept ($socket); //Accept a 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 = "HELLOtQUITtHELP";
break;
default:
$writer = "Error Command!";
}
socket_write ($msg, $writer, strlen ($writer));
if ($command == "QUIT")
break;
}
socket_close ($msg);
}
socket_close ($socket); // Close SOCKET
?>
Client
// Client
// Set error handling
error_reporting (E_ALL);
//Set processing time
set_time_limit (0);
$ip = "127.0.0.1"; // IP address
$port = 1000; // Port number
$socket = socket_create (AF_INET, SOCK_STREAM, SOL_TCP); // Create a SOCKET
if ($socket)
echo "socket_create() successful!n";
else
echo "socket_create() failed:".socket_strerror ($socket)."n";
$conn = socket_connect ($socket, $ip, $port); // Establish a SOCKET connection
if ($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);
?>