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Code Issues Projects Releases Wiki Activity

Removed not needed network steps, corrected slot methods

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This commit is contained in:
Shoghi Cervantes
2014-03-05 00:54:12 +01:00
parent bf412b1c20
commit a529e7566a
31 changed files with 761 additions and 929 deletions
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28
src/network/MinecraftInterface.php
View File

@@ -36,33 +36,29 @@ class MinecraftInterface{
public function close(){
return $this->socket->close(false);
}
public function readPacket(){
$buf = null;
$source = null;
$port = null;
$len = $this->socket->read($buf, $source, $port);
$len = $this->socket->read($buffer, $source, $port);
if($len === false or $len === 0){
return false;
}
$this->bandwidth[0] += $len;
return $this->parsePacket($buf, $source, $port);
}
private function parsePacket($buffer, $source, $port){
$pid = ord($buffer{0});
if(RakNetInfo::isValid($pid)){
$parser = new RakNetParser($buffer);
if($parser->packet !== false){
$parser->packet->ip = $source;
$parser->packet->port = $port;
if(EventHandler::callEvent(new PacketReceiveEvent($parser->packet)) === BaseEvent::DENY){
return false;
}
return $parser->packet;
$packet = new RakNetPacket($pid);
$packet->buffer =& $buffer;
$packet->ip = $source;
$packet->port = $port;
$packet->decode();
if(EventHandler::callEvent(new PacketReceiveEvent($packet)) === BaseEvent::DENY){
return false;
}
return false;
return $packet;
}elseif($pid === 0xfe and $buffer{1} === "\xfd" and ServerAPI::request()->api->query instanceof QueryHandler){
$packet = new QueryPacket;
$packet->ip = $source;
@@ -86,7 +82,7 @@ class MinecraftInterface{
if(EventHandler::callEvent(new PacketSendEvent($packet)) === BaseEvent::DENY){
return 0;
}elseif($packet instanceof RakNetPacket){
new RakNetCodec($packet);
$packet->encode();
}
$write = $this->socket->write($packet->buffer, $packet->ip, $packet->port);
$this->bandwidth[1] += $write;

4
src/network/query/QueryHandler.php
View File

@@ -80,8 +80,8 @@ class QueryHandler{
}
$str .= "\x00\x01player_\x00\x00";
foreach(Player::$list as $player){
if($player->username != ""){
$str .= $player->username."\x00";
if($player->getUsername() != ""){
$str .= $player->getUsername()."\x00";
}
}
$str .= "\x00";

185
src/network/raknet/RakNetCodec.php
View File

@@ -1,185 +0,0 @@
<?php
/**
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
class RakNetCodec{
public $packet;
private $buffer;
public function __construct(RakNetPacket $packet){
$this->packet = $packet;
$this->buffer =& $this->packet->buffer;
$this->encode();
}
private function encode(){
if(strlen($this->packet->buffer) > 0){
return;
}
$this->buffer .= chr($this->packet->pid());
switch($this->packet->pid()){
case RakNetInfo::OPEN_CONNECTION_REPLY_1:
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->packet->serverID);
$this->putByte(0); //server security
$this->putShort($this->packet->mtuSize);
break;
case RakNetInfo::OPEN_CONNECTION_REPLY_2:
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->packet->serverID);
$this->putShort($this->packet->port);
$this->putShort($this->packet->mtuSize);
$this->putByte(0); //Server security
break;
case RakNetInfo::INCOMPATIBLE_PROTOCOL_VERSION:
$this->putByte(RakNetInfo::STRUCTURE);
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->packet->serverID);
break;
case RakNetInfo::UNCONNECTED_PONG:
case RakNetInfo::ADVERTISE_SYSTEM:
$this->putLong($this->packet->pingID);
$this->putLong($this->packet->serverID);
$this->buffer .= RakNetInfo::MAGIC;
$this->putString($this->packet->serverType);
break;
case RakNetInfo::DATA_PACKET_0:
case RakNetInfo::DATA_PACKET_1:
case RakNetInfo::DATA_PACKET_2:
case RakNetInfo::DATA_PACKET_3:
case RakNetInfo::DATA_PACKET_4:
case RakNetInfo::DATA_PACKET_5:
case RakNetInfo::DATA_PACKET_6:
case RakNetInfo::DATA_PACKET_7:
case RakNetInfo::DATA_PACKET_8:
case RakNetInfo::DATA_PACKET_9:
case RakNetInfo::DATA_PACKET_A:
case RakNetInfo::DATA_PACKET_B:
case RakNetInfo::DATA_PACKET_C:
case RakNetInfo::DATA_PACKET_D:
case RakNetInfo::DATA_PACKET_E:
case RakNetInfo::DATA_PACKET_F:
$this->putLTriad($this->packet->seqNumber);
foreach($this->packet->data as $pk){
$this->encodeDataPacket($pk);
}
break;
case RakNetInfo::NACK:
case RakNetInfo::ACK:
$payload = b"";
$records = 0;
$pointer = 0;
sort($this->packet->packets, SORT_NUMERIC);
$max = count($this->packet->packets);
while($pointer < $max){
$type = true;
$curr = $start = $this->packet->packets[$pointer];
for($i = $start + 1; $i < $max; ++$i){
$n = $this->packet->packets[$i];
if(($n - $curr) === 1){
$curr = $end = $n;
$type = false;
$pointer = $i + 1;
}else{
break;
}
}
++$pointer;
if($type === false){
$payload .= "\x00";
$payload .= strrev(Utils::writeTriad($start));
$payload .= strrev(Utils::writeTriad($end));
}else{
$payload .= Utils::writeBool(true);
$payload .= strrev(Utils::writeTriad($start));
}
++$records;
}
$this->putShort($records);
$this->buffer .= $payload;
break;
default:
}
}
private function encodeDataPacket(RakNetDataPacket $pk){
$this->putByte(($pk->reliability << 5) | ($pk->hasSplit > 0 ? 0b00010000:0));
$this->putShort(strlen($pk->buffer) << 3);
if($pk->reliability === 2
or $pk->reliability === 3
or $pk->reliability === 4
or $pk->reliability === 6
or $pk->reliability === 7){
$this->putLTriad($pk->messageIndex);
}
if($pk->reliability === 1
or $pk->reliability === 3
or $pk->reliability === 4
or $pk->reliability === 7){
$this->putLTriad($pk->orderIndex);
$this->putByte($pk->orderChannel);
}
if($pk->hasSplit === true){
$this->putInt($pk->splitCount);
$this->putShort($pk->splitID);
$this->putInt($pk->splitIndex);
}
$this->buffer .= $pk->buffer;
}
protected function put($str){
$this->buffer .= $str;
}
protected function putLong($v){
$this->buffer .= Utils::writeLong($v);
}
protected function putInt($v){
$this->buffer .= Utils::writeInt($v);
}
protected function putShort($v){
$this->buffer .= Utils::writeShort($v);
}
protected function putTriad($v){
$this->buffer .= Utils::writeTriad($v);
}
protected function putLTriad($v){
$this->buffer .= strrev(Utils::writeTriad($v));
}
protected function putByte($v){
$this->buffer .= chr($v);
}
protected function putString($v){
$this->putShort(strlen($v));
$this->put($v);
}
}

2
src/network/raknet/RakNetDataPacket.php
View File

@@ -152,7 +152,7 @@ abstract class RakNetDataPacket extends stdClass{
protected function putSlot(Item $item){
$this->putShort($item->getID());
$this->putByte($item->count);
$this->putByte($item->getCount());
$this->putShort($item->getMetadata());
}

484
src/network/raknet/RakNetPacket.php
View File

@@ -21,6 +21,8 @@
class RakNetPacket extends Packet{
private $packetID;
private $offset = 1;
public $data = array();
public function __construct($packetID){
$this->packetID = (int) $packetID;
@@ -30,5 +32,487 @@ class RakNetPacket extends Packet{
return $this->packetID;
}
private function get($len){
if($len <= 0){
$this->offset = strlen($this->buffer) - 1;
return "";
}
if($len === true){
return substr($this->buffer, $this->offset);
}
$this->offset += $len;
return substr($this->buffer, $this->offset - $len, $len);
}
private function getLong($unsigned = false){
return Utils::readLong($this->get(8), $unsigned);
}
private function getInt(){
return Utils::readInt($this->get(4));
}
private function getShort($unsigned = false){
return Utils::readShort($this->get(2), $unsigned);
}
private function getLTriad(){
return Utils::readTriad(strrev($this->get(3)));
}
private function getByte(){
return ord($this->get(1));
}
private function feof(){
return !isset($this->buffer{$this->offset});
}
public function decode(){
$this->offset = 1;
switch($this->packetID){
case RakNetInfo::UNCONNECTED_PING:
case RakNetInfo::UNCONNECTED_PING_OPEN_CONNECTIONS:
$this->pingID = $this->getLong();
$this->offset += 16; //Magic
break;
case RakNetInfo::OPEN_CONNECTION_REQUEST_1:
$this->offset += 16; //Magic
$this->structure = $this->getByte();
$this->mtuSize = strlen($this->get(true));
break;
case RakNetInfo::OPEN_CONNECTION_REQUEST_2:
$this->offset += 16; //Magic
$this->security = $this->get(5);
$this->clientPort = $this->getShort(false);
$this->mtuSize = $this->getShort(false);
$this->clientID = $this->getLong();
break;
case RakNetInfo::DATA_PACKET_0:
case RakNetInfo::DATA_PACKET_1:
case RakNetInfo::DATA_PACKET_2:
case RakNetInfo::DATA_PACKET_3:
case RakNetInfo::DATA_PACKET_4:
case RakNetInfo::DATA_PACKET_5:
case RakNetInfo::DATA_PACKET_6:
case RakNetInfo::DATA_PACKET_7:
case RakNetInfo::DATA_PACKET_8:
case RakNetInfo::DATA_PACKET_9:
case RakNetInfo::DATA_PACKET_A:
case RakNetInfo::DATA_PACKET_B:
case RakNetInfo::DATA_PACKET_C:
case RakNetInfo::DATA_PACKET_D:
case RakNetInfo::DATA_PACKET_E:
case RakNetInfo::DATA_PACKET_F:
$this->seqNumber = $this->getLTriad();
$this->data = array();
while(!$this->feof() and $this->parseDataPacket() !== false){
}
break;
case RakNetInfo::NACK:
case RakNetInfo::ACK:
$count = $this->getShort();
$this->packets = array();
for($i = 0; $i < $count and !$this->feof(); ++$i){
if($this->getByte() === 0){
$start = $this->getLTriad();
$end = $this->getLTriad();
if(($end - $start) > 4096){
$end = $start + 4096;
}
for($c = $start; $c <= $end; ++$c){
$this->packets[] = $c;
}
}else{
$this->packets[] = $this->getLTriad();
}
}
break;
default:
break;
}
}
private function parseDataPacket(){
$packetFlags = $this->getByte();
$reliability = ($packetFlags & 0b11100000) >> 5;
$hasSplit = ($packetFlags & 0b00010000) > 0;
$length = (int) ceil($this->getShort() / 8);
if($reliability === 2
or $reliability === 3
or $reliability === 4
or $reliability === 6
or $reliability === 7){
$messageIndex = $this->getLTriad();
}else{
$messageIndex = false;
}
if($reliability === 1
or $reliability === 3
or $reliability === 4
or $reliability === 7){
$orderIndex = $this->getLTriad();
$orderChannel = $this->getByte();
}else{
$orderIndex = false;
$orderChannel = false;
}
if($hasSplit == true){
$splitCount = $this->getInt();
$splitID = $this->getShort();
$splitIndex = $this->getInt();
}else{
$splitCount = false;
$splitID = false;
$splitIndex = false;
}
if($length <= 0
or $orderChannel >= 32
or ($hasSplit === true and $splitIndex >= $splitCount)){
return false;
}else{
$pid = $this->getByte();
$buffer = $this->get($length - 1);
if(strlen($buffer) < ($length - 1)){
return false;
}
switch($pid){
case ProtocolInfo::PING_PACKET:
$data = new PingPacket;
break;
case ProtocolInfo::PONG_PACKET:
$data = new PongPacket;
break;
case ProtocolInfo::CLIENT_CONNECT_PACKET:
$data = new ClientConnectPacket;
break;
case ProtocolInfo::SERVER_HANDSHAKE_PACKET:
$data = new ServerHandshakePacket;
break;
case ProtocolInfo::DISCONNECT_PACKET:
$data = new DisconnectPacket;
break;
case ProtocolInfo::LOGIN_PACKET:
$data = new LoginPacket;
break;
case ProtocolInfo::LOGIN_STATUS_PACKET:
$data = new LoginStatusPacket;
break;
case ProtocolInfo::READY_PACKET:
$data = new ReadyPacket;
break;
case ProtocolInfo::MESSAGE_PACKET:
$data = new MessagePacket;
break;
case ProtocolInfo::SET_TIME_PACKET:
$data = new SetTimePacket;
break;
case ProtocolInfo::START_GAME_PACKET:
$data = new StartGamePacket;
break;
case ProtocolInfo::ADD_MOB_PACKET:
$data = new AddMobPacket;
break;
case ProtocolInfo::ADD_PLAYER_PACKET:
$data = new AddPlayerPacket;
break;
case ProtocolInfo::REMOVE_PLAYER_PACKET:
$data = new RemovePlayerPacket;
break;
case ProtocolInfo::ADD_ENTITY_PACKET:
$data = new AddEntityPacket;
break;
case ProtocolInfo::REMOVE_ENTITY_PACKET:
$data = new RemoveEntityPacket;
break;
case ProtocolInfo::ADD_ITEM_ENTITY_PACKET:
$data = new AddItemEntityPacket;
break;
case ProtocolInfo::TAKE_ITEM_ENTITY_PACKET:
$data = new TakeItemEntityPacket;
break;
case ProtocolInfo::MOVE_ENTITY_PACKET:
$data = new MoveEntityPacket;
break;
case ProtocolInfo::MOVE_ENTITY_PACKET_POSROT:
$data = new MoveEntityPacket_PosRot;
break;
case ProtocolInfo::ROTATE_HEAD_PACKET:
$data = new RotateHeadPacket;
break;
case ProtocolInfo::MOVE_PLAYER_PACKET:
$data = new MovePlayerPacket;
break;
case ProtocolInfo::REMOVE_BLOCK_PACKET:
$data = new RemoveBlockPacket;
break;
case ProtocolInfo::UPDATE_BLOCK_PACKET:
$data = new UpdateBlockPacket;
break;
case ProtocolInfo::ADD_PAINTING_PACKET:
$data = new AddPaintingPacket;
break;
case ProtocolInfo::EXPLODE_PACKET:
$data = new ExplodePacket;
break;
case ProtocolInfo::LEVEL_EVENT_PACKET:
$data = new LevelEventPacket;
break;
case ProtocolInfo::TILE_EVENT_PACKET:
$data = new TileEventPacket;
break;
case ProtocolInfo::ENTITY_EVENT_PACKET:
$data = new EntityEventPacket;
break;
case ProtocolInfo::REQUEST_CHUNK_PACKET:
$data = new RequestChunkPacket;
break;
case ProtocolInfo::CHUNK_DATA_PACKET:
$data = new ChunkDataPacket;
break;
case ProtocolInfo::PLAYER_EQUIPMENT_PACKET:
$data = new PlayerEquipmentPacket;
break;
case ProtocolInfo::PLAYER_ARMOR_EQUIPMENT_PACKET:
$data = new PlayerArmorEquipmentPacket;
break;
case ProtocolInfo::INTERACT_PACKET:
$data = new InteractPacket;
break;
case ProtocolInfo::USE_ITEM_PACKET:
$data = new UseItemPacket;
break;
case ProtocolInfo::PLAYER_ACTION_PACKET:
$data = new PlayerActionPacket;
break;
case ProtocolInfo::HURT_ARMOR_PACKET:
$data = new HurtArmorPacket;
break;
case ProtocolInfo::SET_ENTITY_DATA_PACKET:
$data = new SetEntityDataPacket;
break;
case ProtocolInfo::SET_ENTITY_MOTION_PACKET:
$data = new SetEntityMotionPacket;
break;
case ProtocolInfo::SET_HEALTH_PACKET:
$data = new SetHealthPacket;
break;
case ProtocolInfo::SET_SPAWN_POSITION_PACKET:
$data = new SetSpawnPositionPacket;
break;
case ProtocolInfo::ANIMATE_PACKET:
$data = new AnimatePacket;
break;
case ProtocolInfo::RESPAWN_PACKET:
$data = new RespawnPacket;
break;
case ProtocolInfo::SEND_INVENTORY_PACKET:
$data = new SendInventoryPacket;
break;
case ProtocolInfo::DROP_ITEM_PACKET:
$data = new DropItemPacket;
break;
case ProtocolInfo::CONTAINER_OPEN_PACKET:
$data = new ContainerOpenPacket;
break;
case ProtocolInfo::CONTAINER_CLOSE_PACKET:
$data = new ContainerClosePacket;
break;
case ProtocolInfo::CONTAINER_SET_SLOT_PACKET:
$data = new ContainerSetSlotPacket;
break;
case ProtocolInfo::CONTAINER_SET_DATA_PACKET:
$data = new ContainerSetDataPacket;
break;
case ProtocolInfo::CONTAINER_SET_CONTENT_PACKET:
$data = new ContainerSetContentPacket;
break;
case ProtocolInfo::CHAT_PACKET:
$data = new ChatPacket;
break;
case ProtocolInfo::ADVENTURE_SETTINGS_PACKET:
$data = new AdventureSettingsPacket;
break;
case ProtocolInfo::ENTITY_DATA_PACKET:
$data = new EntityDataPacket;
break;
default:
$data = new UnknownPacket();
$data->packetID = $pid;
break;
}
$data->reliability = $reliability;
$data->hasSplit = $hasSplit;
$data->messageIndex = $messageIndex;
$data->orderIndex = $orderIndex;
$data->orderChannel = $orderChannel;
$data->splitCount = $splitCount;
$data->splitID = $splitID;
$data->splitIndex = $splitIndex;
$data->setBuffer($buffer);
$this->data[] = $data;
}
return true;
}
public function encode(){
if(strlen($this->buffer) > 0){
return;
}
$this->buffer = chr($this->packetID);
switch($this->packetID){
case RakNetInfo::OPEN_CONNECTION_REPLY_1:
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->serverID);
$this->putByte(0); //server security
$this->putShort($this->mtuSize);
break;
case RakNetInfo::OPEN_CONNECTION_REPLY_2:
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->serverID);
$this->putShort($this->serverPort);
$this->putShort($this->mtuSize);
$this->putByte(0); //Server security
break;
case RakNetInfo::INCOMPATIBLE_PROTOCOL_VERSION:
$this->putByte(RakNetInfo::STRUCTURE);
$this->buffer .= RakNetInfo::MAGIC;
$this->putLong($this->serverID);
break;
case RakNetInfo::UNCONNECTED_PONG:
case RakNetInfo::ADVERTISE_SYSTEM:
$this->putLong($this->pingID);
$this->putLong($this->serverID);
$this->buffer .= RakNetInfo::MAGIC;
$this->putString($this->serverType);
break;
case RakNetInfo::DATA_PACKET_0:
case RakNetInfo::DATA_PACKET_1:
case RakNetInfo::DATA_PACKET_2:
case RakNetInfo::DATA_PACKET_3:
case RakNetInfo::DATA_PACKET_4:
case RakNetInfo::DATA_PACKET_5:
case RakNetInfo::DATA_PACKET_6:
case RakNetInfo::DATA_PACKET_7:
case RakNetInfo::DATA_PACKET_8:
case RakNetInfo::DATA_PACKET_9:
case RakNetInfo::DATA_PACKET_A:
case RakNetInfo::DATA_PACKET_B:
case RakNetInfo::DATA_PACKET_C:
case RakNetInfo::DATA_PACKET_D:
case RakNetInfo::DATA_PACKET_E:
case RakNetInfo::DATA_PACKET_F:
$this->putLTriad($this->seqNumber);
foreach($this->data as $pk){
$this->encodeDataPacket($pk);
}
break;
case RakNetInfo::NACK:
case RakNetInfo::ACK:
$payload = b"";
$records = 0;
$pointer = 0;
sort($this->packets, SORT_NUMERIC);
$max = count($this->packets);
while($pointer < $max){
$type = true;
$curr = $start = $this->packets[$pointer];
for($i = $start + 1; $i < $max; ++$i){
$n = $this->packets[$i];
if(($n - $curr) === 1){
$curr = $end = $n;
$type = false;
$pointer = $i + 1;
}else{
break;
}
}
++$pointer;
if($type === false){
$payload .= "\x00";
$payload .= strrev(Utils::writeTriad($start));
$payload .= strrev(Utils::writeTriad($end));
}else{
$payload .= Utils::writeBool(true);
$payload .= strrev(Utils::writeTriad($start));
}
++$records;
}
$this->putShort($records);
$this->buffer .= $payload;
break;
default:
}
}
private function encodeDataPacket(RakNetDataPacket $pk){
$this->putByte(($pk->reliability << 5) | ($pk->hasSplit > 0 ? 0b00010000:0));
$this->putShort(strlen($pk->buffer) << 3);
if($pk->reliability === 2
or $pk->reliability === 3
or $pk->reliability === 4
or $pk->reliability === 6
or $pk->reliability === 7){
$this->putLTriad($pk->messageIndex);
}
if($pk->reliability === 1
or $pk->reliability === 3
or $pk->reliability === 4
or $pk->reliability === 7){
$this->putLTriad($pk->orderIndex);
$this->putByte($pk->orderChannel);
}
if($pk->hasSplit === true){
$this->putInt($pk->splitCount);
$this->putShort($pk->splitID);
$this->putInt($pk->splitIndex);
}
$this->buffer .= $pk->buffer;
}
protected function put($str){
$this->buffer .= $str;
}
protected function putLong($v){
$this->buffer .= Utils::writeLong($v);
}
protected function putInt($v){
$this->buffer .= Utils::writeInt($v);
}
protected function putShort($v){
$this->buffer .= Utils::writeShort($v);
}
protected function putTriad($v){
$this->buffer .= Utils::writeTriad($v);
}
protected function putLTriad($v){
$this->buffer .= strrev(Utils::writeTriad($v));
}
protected function putByte($v){
$this->buffer .= chr($v);
}
protected function putString($v){
$this->putShort(strlen($v));
$this->put($v);
}
public function __destruct(){}
}

367
src/network/raknet/RakNetParser.php
View File

@@ -1,367 +0,0 @@
<?php
/**
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
class RakNetParser{
private $buffer;
private $offset;
public $packet;
public function __construct(&$buffer){
$this->buffer =& $buffer;
$this->offset = 0;
if(strlen($this->buffer) > 0){
$this->parse();
}else{
$this->packet = false;
}
}
private function get($len){
if($len <= 0){
$this->offset = strlen($this->buffer) - 1;
return "";
}
if($len === true){
return substr($this->buffer, $this->offset);
}
$this->offset += $len;
return substr($this->buffer, $this->offset - $len, $len);
}
private function getLong($unsigned = false){
return Utils::readLong($this->get(8), $unsigned);
}
private function getInt(){
return Utils::readInt($this->get(4));
}
private function getShort($unsigned = false){
return Utils::readShort($this->get(2), $unsigned);
}
private function getLTriad(){
return Utils::readTriad(strrev($this->get(3)));
}
private function getByte(){
return ord($this->get(1));
}
private function feof(){
return !isset($this->buffer{$this->offset});
}
private function parse(){
$this->packet = new RakNetPacket(ord($this->get(1)));
$this->packet->buffer =& $this->buffer;
$this->packet->length = strlen($this->buffer);
switch($this->packet->pid()){
case RakNetInfo::UNCONNECTED_PING:
case RakNetInfo::UNCONNECTED_PING_OPEN_CONNECTIONS:
$this->packet->pingID = $this->getLong();
$this->offset += 16; //Magic
break;
case RakNetInfo::OPEN_CONNECTION_REQUEST_1:
$this->offset += 16; //Magic
$this->packet->structure = $this->getByte();
$this->packet->mtuSize = strlen($this->get(true));
break;
case RakNetInfo::OPEN_CONNECTION_REQUEST_2:
$this->offset += 16; //Magic
$this->packet->security = $this->get(5);
$this->packet->port = $this->getShort(false);
$this->packet->mtuSize = $this->getShort(false);
$this->packet->clientID = $this->getLong();
break;
case RakNetInfo::DATA_PACKET_0:
case RakNetInfo::DATA_PACKET_1:
case RakNetInfo::DATA_PACKET_2:
case RakNetInfo::DATA_PACKET_3:
case RakNetInfo::DATA_PACKET_4:
case RakNetInfo::DATA_PACKET_5:
case RakNetInfo::DATA_PACKET_6:
case RakNetInfo::DATA_PACKET_7:
case RakNetInfo::DATA_PACKET_8:
case RakNetInfo::DATA_PACKET_9:
case RakNetInfo::DATA_PACKET_A:
case RakNetInfo::DATA_PACKET_B:
case RakNetInfo::DATA_PACKET_C:
case RakNetInfo::DATA_PACKET_D:
case RakNetInfo::DATA_PACKET_E:
case RakNetInfo::DATA_PACKET_F:
$this->packet->seqNumber = $this->getLTriad();
$this->packet->data = array();
while(!$this->feof() and ($pk = $this->parseDataPacket()) instanceof RakNetDataPacket){
$this->packet->data[] = $pk;
}
break;
case RakNetInfo::NACK:
case RakNetInfo::ACK:
$count = $this->getShort();
$this->packet->packets = array();
for($i = 0; $i < $count and !$this->feof(); ++$i){
if($this->getByte() === 0){
$start = $this->getLTriad();
$end = $this->getLTriad();
if(($end - $start) > 4096){
$end = $start + 4096;
}
for($c = $start; $c <= $end; ++$c){
$this->packet->packets[] = $c;
}
}else{
$this->packet->packets[] = $this->getLTriad();
}
}
break;
default:
$this->packet = false;
break;
}
}
private function parseDataPacket(){
$packetFlags = $this->getByte();
$reliability = ($packetFlags & 0b11100000) >> 5;
$hasSplit = ($packetFlags & 0b00010000) > 0;
$length = (int) ceil($this->getShort() / 8);
if($reliability === 2
or $reliability === 3
or $reliability === 4
or $reliability === 6
or $reliability === 7){
$messageIndex = $this->getLTriad();
}else{
$messageIndex = false;
}
if($reliability === 1
or $reliability === 3
or $reliability === 4
or $reliability === 7){
$orderIndex = $this->getLTriad();
$orderChannel = $this->getByte();
}else{
$orderIndex = false;
$orderChannel = false;
}
if($hasSplit == true){
$splitCount = $this->getInt();
$splitID = $this->getShort();
$splitIndex = $this->getInt();
}else{
$splitCount = false;
$splitID = false;
$splitIndex = false;
}
if($length <= 0
or $orderChannel >= 32
or ($hasSplit === true and $splitIndex >= $splitCount)){
return false;
}else{
$pid = $this->getByte();
$buffer = $this->get($length - 1);
if(strlen($buffer) < ($length - 1)){
return false;
}
switch($pid){
case ProtocolInfo::PING_PACKET:
$data = new PingPacket;
break;
case ProtocolInfo::PONG_PACKET:
$data = new PongPacket;
break;
case ProtocolInfo::CLIENT_CONNECT_PACKET:
$data = new ClientConnectPacket;
break;
case ProtocolInfo::SERVER_HANDSHAKE_PACKET:
$data = new ServerHandshakePacket;
break;
case ProtocolInfo::DISCONNECT_PACKET:
$data = new DisconnectPacket;
break;
case ProtocolInfo::LOGIN_PACKET:
$data = new LoginPacket;
break;
case ProtocolInfo::LOGIN_STATUS_PACKET:
$data = new LoginStatusPacket;
break;
case ProtocolInfo::READY_PACKET:
$data = new ReadyPacket;
break;
case ProtocolInfo::MESSAGE_PACKET:
$data = new MessagePacket;
break;
case ProtocolInfo::SET_TIME_PACKET:
$data = new SetTimePacket;
break;
case ProtocolInfo::START_GAME_PACKET:
$data = new StartGamePacket;
break;
case ProtocolInfo::ADD_MOB_PACKET:
$data = new AddMobPacket;
break;
case ProtocolInfo::ADD_PLAYER_PACKET:
$data = new AddPlayerPacket;
break;
case ProtocolInfo::REMOVE_PLAYER_PACKET:
$data = new RemovePlayerPacket;
break;
case ProtocolInfo::ADD_ENTITY_PACKET:
$data = new AddEntityPacket;
break;
case ProtocolInfo::REMOVE_ENTITY_PACKET:
$data = new RemoveEntityPacket;
break;
case ProtocolInfo::ADD_ITEM_ENTITY_PACKET:
$data = new AddItemEntityPacket;
break;
case ProtocolInfo::TAKE_ITEM_ENTITY_PACKET:
$data = new TakeItemEntityPacket;
break;
case ProtocolInfo::MOVE_ENTITY_PACKET:
$data = new MoveEntityPacket;
break;
case ProtocolInfo::MOVE_ENTITY_PACKET_POSROT:
$data = new MoveEntityPacket_PosRot;
break;
case ProtocolInfo::ROTATE_HEAD_PACKET:
$data = new RotateHeadPacket;
break;
case ProtocolInfo::MOVE_PLAYER_PACKET:
$data = new MovePlayerPacket;
break;
case ProtocolInfo::REMOVE_BLOCK_PACKET:
$data = new RemoveBlockPacket;
break;
case ProtocolInfo::UPDATE_BLOCK_PACKET:
$data = new UpdateBlockPacket;
break;
case ProtocolInfo::ADD_PAINTING_PACKET:
$data = new AddPaintingPacket;
break;
case ProtocolInfo::EXPLODE_PACKET:
$data = new ExplodePacket;
break;
case ProtocolInfo::LEVEL_EVENT_PACKET:
$data = new LevelEventPacket;
break;
case ProtocolInfo::TILE_EVENT_PACKET:
$data = new TileEventPacket;
break;
case ProtocolInfo::ENTITY_EVENT_PACKET:
$data = new EntityEventPacket;
break;
case ProtocolInfo::REQUEST_CHUNK_PACKET:
$data = new RequestChunkPacket;
break;
case ProtocolInfo::CHUNK_DATA_PACKET:
$data = new ChunkDataPacket;
break;
case ProtocolInfo::PLAYER_EQUIPMENT_PACKET:
$data = new PlayerEquipmentPacket;
break;
case ProtocolInfo::PLAYER_ARMOR_EQUIPMENT_PACKET:
$data = new PlayerArmorEquipmentPacket;
break;
case ProtocolInfo::INTERACT_PACKET:
$data = new InteractPacket;
break;
case ProtocolInfo::USE_ITEM_PACKET:
$data = new UseItemPacket;
break;
case ProtocolInfo::PLAYER_ACTION_PACKET:
$data = new PlayerActionPacket;
break;
case ProtocolInfo::HURT_ARMOR_PACKET:
$data = new HurtArmorPacket;
break;
case ProtocolInfo::SET_ENTITY_DATA_PACKET:
$data = new SetEntityDataPacket;
break;
case ProtocolInfo::SET_ENTITY_MOTION_PACKET:
$data = new SetEntityMotionPacket;
break;
case ProtocolInfo::SET_HEALTH_PACKET:
$data = new SetHealthPacket;
break;
case ProtocolInfo::SET_SPAWN_POSITION_PACKET:
$data = new SetSpawnPositionPacket;
break;
case ProtocolInfo::ANIMATE_PACKET:
$data = new AnimatePacket;
break;
case ProtocolInfo::RESPAWN_PACKET:
$data = new RespawnPacket;
break;
case ProtocolInfo::SEND_INVENTORY_PACKET:
$data = new SendInventoryPacket;
break;
case ProtocolInfo::DROP_ITEM_PACKET:
$data = new DropItemPacket;
break;
case ProtocolInfo::CONTAINER_OPEN_PACKET:
$data = new ContainerOpenPacket;
break;
case ProtocolInfo::CONTAINER_CLOSE_PACKET:
$data = new ContainerClosePacket;
break;
case ProtocolInfo::CONTAINER_SET_SLOT_PACKET:
$data = new ContainerSetSlotPacket;
break;
case ProtocolInfo::CONTAINER_SET_DATA_PACKET:
$data = new ContainerSetDataPacket;
break;
case ProtocolInfo::CONTAINER_SET_CONTENT_PACKET:
$data = new ContainerSetContentPacket;
break;
case ProtocolInfo::CHAT_PACKET:
$data = new ChatPacket;
break;
case ProtocolInfo::ADVENTURE_SETTINGS_PACKET:
$data = new AdventureSettingsPacket;
break;
case ProtocolInfo::ENTITY_DATA_PACKET:
$data = new EntityDataPacket;
break;
default:
$data = new UnknownPacket();
$data->packetID = $pid;
break;
}
$data->reliability = $reliability;
$data->hasSplit = $hasSplit;
$data->messageIndex = $messageIndex;
$data->orderIndex = $orderIndex;
$data->orderChannel = $orderChannel;
$data->splitCount = $splitCount;
$data->splitID = $splitID;
$data->splitIndex = $splitIndex;
$data->setBuffer($buffer);
}
return $data;
}
}