// This program is released under the terms of the GNU General Public License.
//
//
// serv_gets() -- generic function to read one line of text from the server
//
function serv_gets() {
global $clientsocket;
$buf = fgets($clientsocket, 4096); // Read line
$buf = substr($buf, 0, (strlen($buf)-1) ); // strip trailing LF
return $buf;
}
//
// serv_puts() -- generic function to write one line of text to the server
//
function serv_puts($buf) {
global $clientsocket;
fwrite($clientsocket, $buf . "\n", (strlen($buf)+1) );
}
//
// Learn all sorts of interesting things about the Citadel server to
// which we are connected.
//
function ctdl_get_serv_info() {
global $serv_humannode;
global $serv_software;
serv_puts("INFO");
serv_gets($buf);
if (substr($buf, 0, 1) == "1") {
$i = 0;
do {
$buf = serv_gets();
if ($i == 2) $serv_humannode = $buf;
if ($i == 4) $serv_software = $buf;
$i = $i + 1;
} while ($buf != "000");
}
}
function test_for_echo() {
global $clientsocket, $session;
$command = "ECHO Video vertigo ... test for echo.";
serv_puts($command);
$response = serv_gets();
echo $response, "
";
flush();
}
function ctdl_mesg($msgname) {
global $clientsocket;
serv_puts("MESG " . $msgname);
$response = serv_gets();
if (substr($response, 0, 1) == "1") {
echo "\n";
do {
$buf = serv_gets();
if ($buf != "000") {
echo "", $buf, "
\n" ;
}
} while ($buf != "000");
echo "
\n";
}
else {
echo "", substr($response, 4), "
\n";
}
}
?>