diff --git a/src/pocketmine/network/protocol/AddEntityPacket.php b/src/pocketmine/network/protocol/AddEntityPacket.php
index 02cfc5cafc..b987fd4c6d 100644
--- a/src/pocketmine/network/protocol/AddEntityPacket.php
+++ b/src/pocketmine/network/protocol/AddEntityPacket.php
@@ -25,11 +25,6 @@ namespace pocketmine\network\protocol;
 
 use pocketmine\entity\Attribute;
 
-#ifndef COMPILE
-use pocketmine\utils\Binary;
-
-#endif
-
 class AddEntityPacket extends DataPacket{
 	const NETWORK_ID = Info::ADD_ENTITY_PACKET;
 
@@ -68,8 +63,7 @@ class AddEntityPacket extends DataPacket{
 			$this->putLFloat($entry->getValue());
 			$this->putLFloat($entry->getMaxValue());
 		}
-		$meta = Binary::writeMetadata($this->metadata);
-		$this->put($meta);
+		$this->putEntityMetadata($this->metadata);
 		$this->putUnsignedVarInt(count($this->links));
 		foreach($this->links as $link){
 			$this->putEntityId($link[0]);
diff --git a/src/pocketmine/network/protocol/AddPlayerPacket.php b/src/pocketmine/network/protocol/AddPlayerPacket.php
index 139b410318..892cb391c5 100644
--- a/src/pocketmine/network/protocol/AddPlayerPacket.php
+++ b/src/pocketmine/network/protocol/AddPlayerPacket.php
@@ -23,11 +23,6 @@ namespace pocketmine\network\protocol;
 
 #include <rules/DataPacket.h>
 
-#ifndef COMPILE
-use pocketmine\utils\Binary;
-
-#endif
-
 class AddPlayerPacket extends DataPacket{
 	const NETWORK_ID = Info::ADD_PLAYER_PACKET;
 
@@ -62,8 +57,7 @@ class AddPlayerPacket extends DataPacket{
 		$this->putLFloat($this->headYaw ?? $this->yaw);
 		$this->putLFloat($this->yaw);
 		$this->putSlot($this->item);
-		$meta = Binary::writeMetadata($this->metadata);
-		$this->put($meta);
+		$this->putEntityMetadata($this->metadata);
 	}
 
 }
diff --git a/src/pocketmine/network/protocol/CraftingEventPacket.php b/src/pocketmine/network/protocol/CraftingEventPacket.php
index 8474cfb830..ffc294b19f 100644
--- a/src/pocketmine/network/protocol/CraftingEventPacket.php
+++ b/src/pocketmine/network/protocol/CraftingEventPacket.php
@@ -23,6 +23,7 @@ namespace pocketmine\network\protocol;
 
 #include <rules/DataPacket.h>
 
+use pocketmine\item\Item;
 
 class CraftingEventPacket extends DataPacket{
 	const NETWORK_ID = Info::CRAFTING_EVENT_PACKET;
@@ -30,7 +31,9 @@ class CraftingEventPacket extends DataPacket{
 	public $windowId;
 	public $type;
 	public $id;
+	/** @var Item[] */
 	public $input = [];
+	/** @var Item[] */
 	public $output = [];
 
 	public function clean(){
diff --git a/src/pocketmine/network/protocol/DataPacket.php b/src/pocketmine/network/protocol/DataPacket.php
index 03d3525105..94d989ee1b 100644
--- a/src/pocketmine/network/protocol/DataPacket.php
+++ b/src/pocketmine/network/protocol/DataPacket.php
@@ -23,6 +23,8 @@ namespace pocketmine\network\protocol;
 
 #include <rules/DataPacket.h>
 
+use pocketmine\entity\Entity;
+use pocketmine\item\Item;
 use pocketmine\utils\BinaryStream;
 use pocketmine\utils\Utils;
 
@@ -67,4 +69,114 @@ abstract class DataPacket extends BinaryStream{
 
 		return $data;
 	}
+
+	/**
+	 * Decodes entity metadata from the stream.
+	 *
+	 * @param bool $types Whether to include metadata types along with values in the returned array
+	 *
+	 * @return array
+	 */
+	public function getEntityMetadata(bool $types = true) : array{
+		$count = $this->getUnsignedVarInt();
+		$data = [];
+		for($i = 0; $i < $count; ++$i){
+			$key = $this->getUnsignedVarInt();
+			$type = $this->getUnsignedVarInt();
+			$value = null;
+			switch($type){
+				case Entity::DATA_TYPE_BYTE:
+					$value = $this->getByte();
+					break;
+				case Entity::DATA_TYPE_SHORT:
+					$value = $this->getLShort(true); //signed
+					break;
+				case Entity::DATA_TYPE_INT:
+					$value = $this->getVarInt();
+					break;
+				case Entity::DATA_TYPE_FLOAT:
+					$value = $this->getLFloat();
+					break;
+				case Entity::DATA_TYPE_STRING:
+					$value = $this->getString();
+					break;
+				case Entity::DATA_TYPE_SLOT:
+					//TODO: use objects directly
+					$value = [];
+					$item = $this->getSlot();
+					$value[0] = $item->getId();
+					$value[1] = $item->getCount();
+					$value[2] = $item->getDamage();
+					break;
+				case Entity::DATA_TYPE_POS:
+					$value = [];
+					$value[0] = $this->getVarInt(); //x
+					$value[1] = $this->getVarInt(); //y (SIGNED)
+					$value[2] = $this->getVarInt(); //z
+					break;
+				case Entity::DATA_TYPE_LONG:
+					$value = $this->getVarInt(); //TODO: varint64 proper support
+					break;
+				case Entity::DATA_TYPE_VECTOR3F:
+					$value = [0.0, 0.0, 0.0];
+					$this->getVector3f($value[0], $value[1], $value[2]);
+					break;
+				default:
+					$value = [];
+			}
+			if($types === true){
+				$data[$key] = [$value, $type];
+			}else{
+				$data[$key] = $value;
+			}
+		}
+
+		return $data;
+	}
+
+	/**
+	 * Writes entity metadata to the packet buffer.
+	 *
+	 * @param array $metadata
+	 */
+	public function putEntityMetadata(array $metadata){
+		$this->putUnsignedVarInt(count($metadata));
+		foreach($metadata as $key => $d){
+			$this->putUnsignedVarInt($key); //data key
+			$this->putUnsignedVarInt($d[0]); //data type
+			switch($d[0]){
+				case Entity::DATA_TYPE_BYTE:
+					$this->putByte($d[1]);
+					break;
+				case Entity::DATA_TYPE_SHORT:
+					$this->putLShort($d[1]); //SIGNED short!
+					break;
+				case Entity::DATA_TYPE_INT:
+					$this->putVarInt($d[1]);
+					break;
+				case Entity::DATA_TYPE_FLOAT:
+					$this->putLFloat($d[1]);
+					break;
+				case Entity::DATA_TYPE_STRING:
+					$this->putString($d[1]);
+					break;
+				case Entity::DATA_TYPE_SLOT:
+					//TODO: change this implementation (use objects)
+					$this->putSlot(Item::get($d[1][0], $d[1][2], $d[1][1])); //ID, damage, count
+					break;
+				case Entity::DATA_TYPE_POS:
+					//TODO: change this implementation (use objects)
+					$this->putVarInt($d[1][0]); //x
+					$this->putVarInt($d[1][1]); //y (SIGNED)
+					$this->putVarInt($d[1][2]); //z
+					break;
+				case Entity::DATA_TYPE_LONG:
+					$this->putVarInt($d[1]); //TODO: varint64 support
+					break;
+				case Entity::DATA_TYPE_VECTOR3F:
+					//TODO: change this implementation (use objects)
+					$this->putVector3f($d[1][0], $d[1][1], $d[1][2]); //x, y, z
+			}
+		}
+	}
 }
diff --git a/src/pocketmine/network/protocol/SetEntityDataPacket.php b/src/pocketmine/network/protocol/SetEntityDataPacket.php
index f116faf706..32b3697467 100644
--- a/src/pocketmine/network/protocol/SetEntityDataPacket.php
+++ b/src/pocketmine/network/protocol/SetEntityDataPacket.php
@@ -23,10 +23,6 @@ namespace pocketmine\network\protocol;
 
 #include <rules/DataPacket.h>
 
-#ifndef COMPILE
-use pocketmine\utils\Binary;
-
-#endif
 
 class SetEntityDataPacket extends DataPacket{
 	const NETWORK_ID = Info::SET_ENTITY_DATA_PACKET;
@@ -41,8 +37,7 @@ class SetEntityDataPacket extends DataPacket{
 	public function encode(){
 		$this->reset();
 		$this->putEntityId($this->eid);
-		$meta = Binary::writeMetadata($this->metadata);
-		$this->put($meta);
+		$this->putEntityMetadata($this->metadata);
 	}
 
 }
diff --git a/src/pocketmine/utils/Binary.php b/src/pocketmine/utils/Binary.php
index 9544972457..7899e53838 100644
--- a/src/pocketmine/utils/Binary.php
+++ b/src/pocketmine/utils/Binary.php
@@ -20,12 +20,10 @@
 */
 
 /**
- * Various Utilities used around the code
+ * Methods for working with binary strings
  */
 namespace pocketmine\utils;
 
-use pocketmine\entity\Entity;
-use pocketmine\item\Item;
 
 class Binary{
 	const BIG_ENDIAN = 0x00;
@@ -81,124 +79,6 @@ class Binary{
 		return substr(pack("V", $value), 0, -1);
 	}
 
-	/**
-	 * Writes a coded metadata string
-	 *
-	 * @param array $data
-	 *
-	 * @return string
-	 */
-	public static function writeMetadata(array $data){
-		$stream = new BinaryStream();
-		$stream->putUnsignedVarInt(count($data));
-		foreach($data as $key => $d){
-			$stream->putUnsignedVarInt($key); //data key
-			$stream->putUnsignedVarInt($d[0]); //data type
-			switch($d[0]){
-				case Entity::DATA_TYPE_BYTE:
-					$stream->putByte($d[1]);
-					break;
-				case Entity::DATA_TYPE_SHORT:
-					$stream->putLShort($d[1]); //SIGNED short!
-					break;
-				case Entity::DATA_TYPE_INT:
-					$stream->putVarInt($d[1]);
-					break;
-				case Entity::DATA_TYPE_FLOAT:
-					$stream->putLFloat($d[1]);
-					break;
-				case Entity::DATA_TYPE_STRING:
-					$stream->putString($d[1]);
-					break;
-				case Entity::DATA_TYPE_SLOT:
-					//TODO: change this implementation (use objects)
-					$stream->putSlot(Item::get($d[1][0], $d[1][2], $d[1][1])); //ID, damage, count
-					break;
-				case Entity::DATA_TYPE_POS:
-					//TODO: change this implementation (use objects)
-					$stream->putVarInt($d[1][0]); //x
-					$stream->putVarInt($d[1][1]); //y (SIGNED)
-					$stream->putVarInt($d[1][2]); //z
-					break;
-				case Entity::DATA_TYPE_LONG:
-					$stream->putVarInt($d[1]); //TODO: varint64 support
-					break;
-				case Entity::DATA_TYPE_VECTOR3F:
-					//TODO: change this implementation (use objects)
-					$stream->putVector3f($d[1][0], $d[1][1], $d[1][2]); //x, y, z
-			}
-		}
-
-		return $stream->getBuffer();
-	}
-
-	/**
-	 * Reads a metadata coded string
-	 *
-	 * @param      $value
-	 * @param bool $types
-	 *
-	 * @return array
-	 */
-	public static function readMetadata($value, $types = false){
-		$stream = new BinaryStream();
-		$stream->setBuffer($value);
-		$count = $stream->getUnsignedVarInt();
-		$data = [];
-		for($i = 0; $i < $count; ++$i){
-			$key = $stream->getUnsignedVarInt();
-			$type = $stream->getUnsignedVarInt();
-			$value = null;
-			switch($type){
-				case Entity::DATA_TYPE_BYTE:
-					$value = $stream->getByte();
-					break;
-				case Entity::DATA_TYPE_SHORT:
-					$value = $stream->getLShort(true); //signed
-					break;
-				case Entity::DATA_TYPE_INT:
-					$value = $stream->getVarInt();
-					break;
-				case Entity::DATA_TYPE_FLOAT:
-					$value = $stream->getLFloat();
-					break;
-				case Entity::DATA_TYPE_STRING:
-					$value = $stream->getString();
-					break;
-				case Entity::DATA_TYPE_SLOT:
-					//TODO: use objects directly
-					$value = [];
-					$item = $stream->getSlot();
-					$value[0] = $item->getId();
-					$value[1] = $item->getCount();
-					$value[2] = $item->getDamage();
-					break;
-				case Entity::DATA_TYPE_POS:
-					$value = [];
-					$value[0] = $stream->getVarInt(); //x
-					$value[1] = $stream->getVarInt(); //y (SIGNED)
-					$value[2] = $stream->getVarInt(); //z
-					break;
-				case Entity::DATA_TYPE_LONG:
-					$value = $stream->getVarInt(); //TODO: varint64 proper support
-					break;
-				case Entity::DATA_TYPE_VECTOR3F:
-					$value = [0.0, 0.0, 0.0];
-					$stream->getVector3f($value[0], $value[1], $value[2]);
-					break;
-				default:
-					$value = [];
-			}
-			if($types === true){
-				$data[$key] = [$value, $type];
-			}else{
-				$data[$key] = $value;
-			}
-		}
-
-		return $data;
-	}
-
 	/**
 	 * Reads a byte boolean
 	 *