101 lines
1.8 KiB
PHP
101 lines
1.8 KiB
PHP
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<?php
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namespace App\Classes\Control;
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use App\Classes\Control;
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/**
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* Class Telnet
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*
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* This class looks after any telnet session commands
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*
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* TELNET http://pcmicro.com/netfoss/telnet.html
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*
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* @package App\Classes\Control
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*/
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class Telnet extends Control
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{
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private $option = FALSE;
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private $note = '';
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private $terminal = '';
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public function handle(string $read)
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{
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$this->state['mode'] = FALSE;
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$this->so->log('debug',sprintf('Session Char (%s)',ord($read)),['complete'=>$this->complete,'option'=>$this->option]);
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switch ($read) {
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// Command being sent.
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case TCP_IAC:
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$this->complete = FALSE;
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$this->note = 'IAC ';
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break;
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case TCP_SB:
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$this->option = TRUE;
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break;
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case TCP_SE:
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$this->option = FALSE;
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$this->complete = TRUE;
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$this->so->log('debug',sprintf('Session Terminal: %s',$this->terminal));
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break;
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case TCP_DO:
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$this->note .= 'DO ';
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break;
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case TCP_WILL:
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$this->note .= 'WILL ';
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break;
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case TCP_WONT:
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$this->note .= 'WONT ';
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break;
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case TCP_OPT_TERMTYPE:
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break;
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case TCP_OPT_ECHO:
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$this->note .= 'ECHO';
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$this->complete = TRUE;
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$this->so->log('debug',sprintf('Session Note: %s',$this->note));
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break;
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case TCP_OPT_SUP_GOAHEAD:
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$this->note .= 'SUPPRESS GO AHEAD';
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$this->complete = TRUE;
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$this->so->log('debug',sprintf('Session Note: %s',$this->note));
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break;
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case TCP_OPT_WINDOWSIZE:
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$this->note .= 'WINDOWSIZE';
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$this->complete = TRUE;
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$this->so->log('debug',sprintf('Session Note: %s',$this->note));
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break;
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default:
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if ($this->option AND $read) {
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$this->terminal .= $read;
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} else {
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$this->so->log('debug',sprintf('Unhandled char in session_init: %s (%s)',$read,ord($read)));
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}
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}
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return '';
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}
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}
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