AcknowledgePacket Class Reference

Public Member Functions
	encode ()
	decode ()
	clean ()
Public Member Functions inherited from Packet
	encode ()
	decode ()
	clean ()

Data Fields
	$packets = []
Data Fields inherited from Packet
	$buffer
	$sendTime

Additional Inherited Members
Static Public Attributes inherited from Packet
static	$ID = -1
Protected Member Functions inherited from Packet
	get ($len)
	getLong ($signed=true)
	getInt ()
	getShort ($signed=true)
	getTriad ()
	getLTriad ()
	getByte ()
	getString ()
	getAddress (&$addr, &$port, &$version=null)
	feof ()
	put ($str)
	putLong ($v)
	putInt ($v)
	putShort ($v)
	putTriad ($v)
	putLTriad ($v)
	putByte ($v)
	putString ($v)
	putAddress ($addr, $port, $version=4)
Protected Attributes inherited from Packet
	$offset = 0

Member Function Documentation

clean()

clean

(

)

                           {
        $this->packets = [];
        return parent::clean();
    }

decode()

decode

(

)

                            {
        parent::decode();
        $count = $this->getShort();
        $this->packets = [];
        $cnt = 0;
        for($i = 0; $i < $count and !$this->feof() and $cnt < 4096; ++$i){
            if($this->getByte() === 0){
                $start = $this->getLTriad();
                $end = $this->getLTriad();
                if(($end - $start) > 512){
                    $end = $start + 512;
                }
                for($c = $start; $c <= $end; ++$c){
                    $this->packets[$cnt++] = $c;
                }
            }else{
                $this->packets[$cnt++] = $this->getLTriad();
            }
        }
    }

encode()

encode

(

)

                            {
        parent::encode();
        $payload = "";
        sort($this->packets, SORT_NUMERIC);
        $count = count($this->packets);
        $records = 0;

        if($count > 0){
            $pointer = 1;
            $start = $this->packets[0];
            $last = $this->packets[0];

            while($pointer < $count){
                $current = $this->packets[$pointer++];
                $diff = $current - $last;
                if($diff === 1){
                    $last = $current;
                }elseif($diff > 1){ //Forget about duplicated packets (bad queues?)
                    if($start === $last){
                        $payload .= "\x01";
                        $payload .= Binary::writeLTriad($start);
                        $start = $last = $current;
                    }else{
                        $payload .= "\x00";
                        $payload .= Binary::writeLTriad($start);
                        $payload .= Binary::writeLTriad($last);
                        $start = $last = $current;
                    }
                    ++$records;
                }
            }

            if($start === $last){
                $payload .= "\x01";
                $payload .= Binary::writeLTriad($start);
            }else{
                $payload .= "\x00";
                $payload .= Binary::writeLTriad($start);
                $payload .= Binary::writeLTriad($last);
            }
            ++$records;
        }

        $this->putShort($records);
        $this->buffer .= $payload;
    }

Field Documentation

$packets

$packets = []

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The documentation for this class was generated from the following file:

• src/raklib/protocol/AcknowledgePacket.php