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Packet Sending Buffering

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Shoghi Cervantes Pueyo
2013-03-16 00:09:00 +01:00
parent ffaaca6f2d
commit fc06e1bcaf
5 changed files with 86 additions and 46 deletions
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88
src/Player.php
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@@ -29,7 +29,9 @@ the Free Software Foundation, either version 3 of the License, or
class Player{
private $server;
private $queue = array();
private $buffer = array();
private $buffer = "";
private $lastBuffer = 0;
private $recovery = array();
private $evid = array();
public $timeout;
public $connected = true;
@@ -152,6 +154,10 @@ class Player{
if($time > $this->timeout){
$this->close("timeout");
}else{
if($this->lastBuffer <= $time and strlen($this->buffer) > 0){
$this->sendBuffer();
}
if(!empty($this->queue)){
$cnt = 0;
while($cnt < 4){
@@ -161,7 +167,7 @@ class Player{
}
switch($p[0]){
case 0:
$this->dataPacket($p[1], $p[2], false, $p[3]);
$this->dataPacket($p[1]["id"], $p[1], false);
break;
case 1:
eval($p[1]);
@@ -422,33 +428,33 @@ class Player{
$this->timeout = microtime(true) + 20;
switch($pid){
case 0xa0: //NACK
if(isset($this->buffer[$data[2]])){
array_unshift($this->queue, array(0, $this->buffer[$data[2]][0], $this->buffer[$data[2]][1], $data[2]));
/*if(isset($this->recovery[$data[2]])){
array_unshift($this->queue, array(0, $this->recovery[$data[2]][0], $this->recovery[$data[2]][1], $data[2]));
}
if(isset($data[3])){
if(isset($this->buffer[$data[3]])){
array_unshift($this->queue, array(0, $this->buffer[$data[3]][0], $this->buffer[$data[3]][1], $data[3]));
if(isset($this->recovery[$data[3]])){
array_unshift($this->queue, array(0, $this->recovery[$data[3]][0], $this->recovery[$data[3]][1], $data[3]));
}
}
}*/
break;
case 0xc0: //ACK
$diff = $data[2] - $this->counter[2];
/*$diff = $data[2] - $this->counter[2];
if($diff > 8){ //Packet recovery
array_unshift($this->queue, array(0, $this->buffer[$data[2]][0], $this->buffer[$data[2]][1], $data[2]));
array_unshift($this->queue, array(0, $this->recovery[$data[2]][0], $this->recovery[$data[2]][1], $data[2]));
}
$this->counter[2] = $data[2];
$this->buffer[$data[2]] = null;
unset($this->buffer[$data[2]]);
$this->recovery[$data[2]] = null;
unset($this->recovery[$data[2]]);
if(isset($data[3])){
$diff = $data[3] - $this->counter[2];
if($diff > 8){ //Packet recovery
array_unshift($this->queue, array(0, $this->buffer[$data[3]][0], $this->buffer[$data[3]][1], $data[3]));
array_unshift($this->queue, array(0, $this->recovery[$data[3]][0], $this->recovery[$data[3]][1], $data[3]));
}
$this->counter[2] = $data[3];
$this->buffer[$data[3]] = null;
unset($this->buffer[$data[3]]);
}
$this->recovery[$data[3]] = null;
unset($this->recovery[$data[3]]);
}*/
break;
case 0x07:
if($this->loggedIn === true){
@@ -955,26 +961,50 @@ class Player{
public function actionQueue($code){
$this->queue[] = array(1, $code);
}
public function dataPacket($id, $data = array(), $queue = false, $count = false){
if($queue === true){
$this->queue[] = array(0, $id, $data, $count);
}else{
if($count === false){
$count = $this->counter[0];
++$this->counter[0];
if(count($this->buffer) >= 512){
array_shift($this->buffer);
}
$this->buffer[$count] = array($id, $data);
public function sendBuffer(){
if(strlen($this->buffer) > 0){
$count = $this->counter[0];
++$this->counter[0];
if(count($this->recovery) >= 512){
array_shift($this->recovery);
}
$data["id"] = $id;
$this->recovery[$count] = $this->buffer;
$this->send(0x80, array(
$count,
0x00,
$data,
array("id" => false, "raw" => $this->buffer),
));
}
$this->buffer = "";
$this->lastBuffer = microtime(true) + 0.05;
}
public function directDataPacket($id, $data){
$this->send(0x80, array(
$count,
0x00,
$data,
));
}
public function dataPacket($id, $data = array(), $queue = false){
$data["id"] = $id;
if($queue === true){
$this->queue[] = array(0, $data);
}else{
$data = new CustomPacketHandler($id, "", $data, true);
$len = strlen($data->raw) + 1;
$MTU = $this->MTU - 7;
if((strlen($this->buffer) + $len) >= $MTU){
$this->sendBuffer();
}
$this->buffer .= ($this->buffer === "" ? "":"\x00").Utils::writeShort($len << 3) . chr($id) . $data->raw;
}
}
function __toString(){