From 5f53f61121a21459924b2f26d557622842d9c5c3 Mon Sep 17 00:00:00 2001
From: Shoghi Cervantes <shoghicp@gmail.com>
Date: Wed, 5 Mar 2014 10:37:14 +0100
Subject: [PATCH] Faster NBT parsing

---
 src/nbt/NBT.php                     | 17 ++++++++++-------
 src/network/raknet/RakNetPacket.php |  2 +-
 2 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/nbt/NBT.php b/src/nbt/NBT.php
index 840f7066c..1d1c372f6 100644
--- a/src/nbt/NBT.php
+++ b/src/nbt/NBT.php
@@ -26,18 +26,21 @@ class NBT implements ArrayAccess{
 	private $buffer;
 	private $offset;
 	private $endianness;
-	private $data;
-	
+	private $data;	
+
 	public function get($len){
-		if($len < 0){
+		if($len <= 0){
 			$this->offset = strlen($this->buffer) - 1;
 			return "";
-		}
-		if($len === true){
+		}elseif($len === true){
 			return substr($this->buffer, $this->offset);
 		}
-		$this->offset += $len;
-		return substr($this->buffer, $this->offset - $len, $len);
+		
+		$buffer = b"";
+		for(; $len > 0; --$len, ++$this->offset){
+			$buffer .= @$this->buffer{$this->offset};
+		}
+		return $buffer;
 	}
 	
 	public function put($v){
diff --git a/src/network/raknet/RakNetPacket.php b/src/network/raknet/RakNetPacket.php
index bb819eff4..9337409cd 100644
--- a/src/network/raknet/RakNetPacket.php
+++ b/src/network/raknet/RakNetPacket.php
@@ -31,7 +31,7 @@ class RakNetPacket extends Packet{
 	public function pid(){
 		return $this->packetID;
 	}
-		
+	
 	protected function get($len){
 		if($len <= 0){
 			$this->offset = strlen($this->buffer) - 1;