35 files changed, 639 insertions, 564 deletions

diff --git a/GNUmakefile b/GNUmakefile
index c8cdd35e1..d729268e7 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -88,7 +88,7 @@ CXX_OPTIONS += -Wall
 ###################################################
 # Fix Crypto++ warnings in clang
 
-ifeq ($(shell $(CXX) --version 2>&1 | grep -i -c "clang version"),1)
+ifeq ($(shell $(CXX) --version 2>&1 | grep -i -c "clang"),1)
 CC_OPTIONS += -DCRYPTOPP_DISABLE_ASM
 CXX_OPTIONS += -DCRYPTOPP_DISABLE_ASM
 endif
diff --git a/MCServer/Plugins/APIDump/APIDesc.lua b/MCServer/Plugins/APIDump/APIDesc.lua
index 75d5c011f..b7dddec05 100644
--- a/MCServer/Plugins/APIDump/APIDesc.lua
+++ b/MCServer/Plugins/APIDump/APIDesc.lua
@@ -1862,6 +1862,17 @@ end
 			},
 		},  -- cServer
 
+		cTNTEntity =
+		{
+			Desc = "This class manages a TNT entity.",
+			Functions =
+			{
+				GetCounterTime = { Return = "number", Notes = "Returns the time until the entity explodes." },
+				GetMaxFuseTime = { Return = "number", Notes = "Returns how long the fuse was." },
+			},
+			Inherits = "cEntity",
+		},
+		
 		cTracer =
 		{
 			Desc = [[
diff --git a/MCServer/Plugins/APIDump/Hooks/OnWorldStarted.lua b/MCServer/Plugins/APIDump/Hooks/OnWorldStarted.lua
new file mode 100644
index 000000000..61e3de86e
--- /dev/null
+++ b/MCServer/Plugins/APIDump/Hooks/OnWorldStarted.lua
@@ -0,0 +1,24 @@
+return
+{
+	HOOK_WORLD_STARTED =
+	{
+		CalledWhen = "A {{cWorld|world}} is initialized",
+		DefaultFnName = "OnWorldStarted",  -- also used as pagename
+		Desc = [[
+			This hook is called whenever a {{cWorld|world}} is initialized.
+		]],
+		Params =
+		{
+			{ Name = "World", Type = "{{cWorld}}", Notes = "World that is started" },
+		},
+		Returns = [[
+			If the function returns false or no value, the next plugin's callback is called. If the function
+			returns true, no other callback is called for this event. There is no overridable behavior.
+		]],
+	},  -- HOOK_WORLD_STARTED
+}
+
+
+
+
+
diff --git a/MCServer/Plugins/Core b/MCServer/Plugins/Core
-Subproject ede668bc7c310af49ad7354c00d3f11adbae792
+Subproject 351aff7efa94ce3c7ba733d5f83013e8a3fdfbf
diff --git a/MCServer/banned.example.ini b/MCServer/banned.example.ini
deleted file mode 100644
index ceb71fe0b..000000000
--- a/MCServer/banned.example.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[Banned]
-;PlayerName=1
-
diff --git a/MCServer/groups.example.ini b/MCServer/groups.example.ini
deleted file mode 100644
index 2e4b5ebee..000000000
--- a/MCServer/groups.example.ini
+++ /dev/null
@@ -1,17 +0,0 @@
-[Admins]
-Permissions=*
-Color=c
-
-[Mods]
-Color=5
-Inherits=Vips
-Permissions=core.time,core.item
-
-[Vips]
-Permissions=core.teleport
-Color=2
-Inherits=Default
-
-[Default]
-Permissions=core.build,core.help,core.playerlist,core.pluginlist,core.spawn,transapi.setlang,core.tell,core.me
-Color=7
diff --git a/MCServer/users.example.ini b/MCServer/users.example.ini
deleted file mode 100644
index 6726c0bf8..000000000
--- a/MCServer/users.example.ini
+++ /dev/null
@@ -1,23 +0,0 @@
-[FakeTruth]
-Groups=Admins
-
-[Duralex]
-Groups=Admins
-
-[Luthrandel]
-Groups=Admins
-
-[cruisecho]
-Groups=Admins
-
-[Kwen]
-Groups=Admins
-
-[aloe_vera]
-Groups=Admins
-
-[xoft]
-Groups=Admins
-
-[Player]
-Groups=Admins
\ No newline at end of file
diff --git a/MCServer/whitelist.example.ini b/MCServer/whitelist.example.ini
deleted file mode 100644
index a89c148c9..000000000
--- a/MCServer/whitelist.example.ini
+++ /dev/null
@@ -1,6 +0,0 @@
-[WhiteListSettings]
-WhiteListOn=0
-
-[WhiteList]
-;PlayerName=1
-
diff --git a/src/Bindings/AllToLua.pkg b/src/Bindings/AllToLua.pkg
index 2a70efedf..6db7b2b0e 100644
--- a/src/Bindings/AllToLua.pkg
+++ b/src/Bindings/AllToLua.pkg
@@ -36,6 +36,7 @@ $cfile "../Entities/Pawn.h"
 $cfile "../Entities/Player.h"
 $cfile "../Entities/Pickup.h"
 $cfile "../Entities/ProjectileEntity.h"
+$cfile "../Entities/TNTEntity.h"
 $cfile "../Server.h"
 $cfile "../World.h"
 $cfile "../Inventory.h"
diff --git a/src/Bindings/Bindings.cpp b/src/Bindings/Bindings.cpp
index c3607af5d..090d8047a 100644
--- a/src/Bindings/Bindings.cpp
+++ b/src/Bindings/Bindings.cpp
@@ -1,6 +1,6 @@
 /*
 ** Lua binding: AllToLua
-** Generated automatically by tolua++-1.0.92 on 12/08/13 18:11:12.
+** Generated automatically by tolua++-1.0.92 on 12/14/13 16:22:45.
 */
 
 #ifndef __cplusplus
@@ -34,6 +34,7 @@ TOLUA_API int  tolua_AllToLua_open (lua_State* tolua_S);
 #include "../Entities/Player.h"
 #include "../Entities/Pickup.h"
 #include "../Entities/ProjectileEntity.h"
+#include "../Entities/TNTEntity.h"
 #include "../Server.h"
 #include "../World.h"
 #include "../Inventory.h"
@@ -218,7 +219,7 @@ static void tolua_reg_types (lua_State* tolua_S)
  tolua_usertype(tolua_S,"cItemGrid");
  tolua_usertype(tolua_S,"cHTTPServer::cCallbacks");
  tolua_usertype(tolua_S,"cLuaWindow");
- tolua_usertype(tolua_S,"cServer");
+ tolua_usertype(tolua_S,"cInventory");
  tolua_usertype(tolua_S,"cHopperEntity");
  tolua_usertype(tolua_S,"std::vector<AString>");
  tolua_usertype(tolua_S,"cBlockEntityWithItems");
@@ -226,15 +227,16 @@ static void tolua_reg_types (lua_State* tolua_S)
  tolua_usertype(tolua_S,"cCraftingGrid");
  tolua_usertype(tolua_S,"cBlockArea");
  tolua_usertype(tolua_S,"cGroup");
- tolua_usertype(tolua_S,"cItem");
  tolua_usertype(tolua_S,"cTracer");
+ tolua_usertype(tolua_S,"cItem");
+ tolua_usertype(tolua_S,"cBoundingBox");
  tolua_usertype(tolua_S,"cArrowEntity");
  tolua_usertype(tolua_S,"cDropSpenserEntity");
- tolua_usertype(tolua_S,"cBoundingBox");
  tolua_usertype(tolua_S,"cCuboid");
  tolua_usertype(tolua_S,"Vector3i");
- tolua_usertype(tolua_S,"cNoteEntity");
  tolua_usertype(tolua_S,"Vector3d");
+ tolua_usertype(tolua_S,"cNoteEntity");
+ tolua_usertype(tolua_S,"cServer");
  tolua_usertype(tolua_S,"cBlockEntity");
  tolua_usertype(tolua_S,"cCriticalSection");
  tolua_usertype(tolua_S,"HTTPTemplateRequest");
@@ -254,8 +256,8 @@ static void tolua_reg_types (lua_State* tolua_S)
  tolua_usertype(tolua_S,"cDropperEntity");
  tolua_usertype(tolua_S,"cProjectileEntity");
  tolua_usertype(tolua_S,"cItemGrid::cListener");
- tolua_usertype(tolua_S,"cInventory");
  tolua_usertype(tolua_S,"cPlayer");
+ tolua_usertype(tolua_S,"cTNTEntity");
 }
 
 /* method: new of class  cIniFile */
@@ -11518,6 +11520,70 @@ static int tolua_AllToLua_cArrowEntity_SetIsCritical00(lua_State* tolua_S)
 }
 #endif //#ifndef TOLUA_DISABLE
 
+/* method: GetCounterTime of class  cTNTEntity */
+#ifndef TOLUA_DISABLE_tolua_AllToLua_cTNTEntity_GetCounterTime00
+static int tolua_AllToLua_cTNTEntity_GetCounterTime00(lua_State* tolua_S)
+{
+#ifndef TOLUA_RELEASE
+ tolua_Error tolua_err;
+ if (
+     !tolua_isusertype(tolua_S,1,"const cTNTEntity",0,&tolua_err) ||
+     !tolua_isnoobj(tolua_S,2,&tolua_err)
+ )
+  goto tolua_lerror;
+ else
+#endif
+ {
+  const cTNTEntity* self = (const cTNTEntity*)  tolua_tousertype(tolua_S,1,0);
+#ifndef TOLUA_RELEASE
+  if (!self) tolua_error(tolua_S,"invalid 'self' in function 'GetCounterTime'", NULL);
+#endif
+  {
+   double tolua_ret = (double)  self->GetCounterTime();
+   tolua_pushnumber(tolua_S,(lua_Number)tolua_ret);
+  }
+ }
+ return 1;
+#ifndef TOLUA_RELEASE
+ tolua_lerror:
+ tolua_error(tolua_S,"#ferror in function 'GetCounterTime'.",&tolua_err);
+ return 0;
+#endif
+}
+#endif //#ifndef TOLUA_DISABLE
+
+/* method: GetMaxFuseTime of class  cTNTEntity */
+#ifndef TOLUA_DISABLE_tolua_AllToLua_cTNTEntity_GetMaxFuseTime00
+static int tolua_AllToLua_cTNTEntity_GetMaxFuseTime00(lua_State* tolua_S)
+{
+#ifndef TOLUA_RELEASE
+ tolua_Error tolua_err;
+ if (
+     !tolua_isusertype(tolua_S,1,"const cTNTEntity",0,&tolua_err) ||
+     !tolua_isnoobj(tolua_S,2,&tolua_err)
+ )
+  goto tolua_lerror;
+ else
+#endif
+ {
+  const cTNTEntity* self = (const cTNTEntity*)  tolua_tousertype(tolua_S,1,0);
+#ifndef TOLUA_RELEASE
+  if (!self) tolua_error(tolua_S,"invalid 'self' in function 'GetMaxFuseTime'", NULL);
+#endif
+  {
+   double tolua_ret = (double)  self->GetMaxFuseTime();
+   tolua_pushnumber(tolua_S,(lua_Number)tolua_ret);
+  }
+ }
+ return 1;
+#ifndef TOLUA_RELEASE
+ tolua_lerror:
+ tolua_error(tolua_S,"#ferror in function 'GetMaxFuseTime'.",&tolua_err);
+ return 0;
+#endif
+}
+#endif //#ifndef TOLUA_DISABLE
+
 /* method: GetDescription of class  cServer */
 #ifndef TOLUA_DISABLE_tolua_AllToLua_cServer_GetDescription00
 static int tolua_AllToLua_cServer_GetDescription00(lua_State* tolua_S)
@@ -19926,6 +19992,41 @@ static int tolua_AllToLua_cRoot_GetWorld00(lua_State* tolua_S)
 }
 #endif //#ifndef TOLUA_DISABLE
 
+/* method: CreateAndInitializeWorld of class  cRoot */
+#ifndef TOLUA_DISABLE_tolua_AllToLua_cRoot_CreateAndInitializeWorld00
+static int tolua_AllToLua_cRoot_CreateAndInitializeWorld00(lua_State* tolua_S)
+{
+#ifndef TOLUA_RELEASE
+ tolua_Error tolua_err;
+ if (
+     !tolua_isusertype(tolua_S,1,"cRoot",0,&tolua_err) ||
+     !tolua_iscppstring(tolua_S,2,0,&tolua_err) ||
+     !tolua_isnoobj(tolua_S,3,&tolua_err)
+ )
+  goto tolua_lerror;
+ else
+#endif
+ {
+  cRoot* self = (cRoot*)  tolua_tousertype(tolua_S,1,0);
+  const AString a_WorldName = ((const AString)  tolua_tocppstring(tolua_S,2,0));
+#ifndef TOLUA_RELEASE
+  if (!self) tolua_error(tolua_S,"invalid 'self' in function 'CreateAndInitializeWorld'", NULL);
+#endif
+  {
+   cWorld* tolua_ret = (cWorld*)  self->CreateAndInitializeWorld(a_WorldName);
+    tolua_pushusertype(tolua_S,(void*)tolua_ret,"cWorld");
+   tolua_pushcppstring(tolua_S,(const char*)a_WorldName);
+  }
+ }
+ return 2;
+#ifndef TOLUA_RELEASE
+ tolua_lerror:
+ tolua_error(tolua_S,"#ferror in function 'CreateAndInitializeWorld'.",&tolua_err);
+ return 0;
+#endif
+}
+#endif //#ifndef TOLUA_DISABLE
+
 /* method: GetPrimaryServerVersion of class  cRoot */
 #ifndef TOLUA_DISABLE_tolua_AllToLua_cRoot_GetPrimaryServerVersion00
 static int tolua_AllToLua_cRoot_GetPrimaryServerVersion00(lua_State* tolua_S)
@@ -29797,6 +29898,7 @@ TOLUA_API int tolua_AllToLua_open (lua_State* tolua_S)
    tolua_constant(tolua_S,"HOOK_UPDATING_SIGN",cPluginManager::HOOK_UPDATING_SIGN);
    tolua_constant(tolua_S,"HOOK_WEATHER_CHANGED",cPluginManager::HOOK_WEATHER_CHANGED);
    tolua_constant(tolua_S,"HOOK_WEATHER_CHANGING",cPluginManager::HOOK_WEATHER_CHANGING);
+   tolua_constant(tolua_S,"HOOK_WORLD_STARTED",cPluginManager::HOOK_WORLD_STARTED);
    tolua_constant(tolua_S,"HOOK_WORLD_TICK",cPluginManager::HOOK_WORLD_TICK);
    tolua_constant(tolua_S,"HOOK_NUM_HOOKS",cPluginManager::HOOK_NUM_HOOKS);
    tolua_constant(tolua_S,"HOOK_MAX",cPluginManager::HOOK_MAX);
@@ -30957,6 +31059,11 @@ TOLUA_API int tolua_AllToLua_open (lua_State* tolua_S)
   tolua_cclass(tolua_S,"cFireChargeEntity","cFireChargeEntity","cProjectileEntity",NULL);
   tolua_beginmodule(tolua_S,"cFireChargeEntity");
   tolua_endmodule(tolua_S);
+  tolua_cclass(tolua_S,"cTNTEntity","cTNTEntity","cEntity",NULL);
+  tolua_beginmodule(tolua_S,"cTNTEntity");
+   tolua_function(tolua_S,"GetCounterTime",tolua_AllToLua_cTNTEntity_GetCounterTime00);
+   tolua_function(tolua_S,"GetMaxFuseTime",tolua_AllToLua_cTNTEntity_GetMaxFuseTime00);
+  tolua_endmodule(tolua_S);
   tolua_cclass(tolua_S,"cServer","cServer","",NULL);
   tolua_beginmodule(tolua_S,"cServer");
    tolua_function(tolua_S,"GetDescription",tolua_AllToLua_cServer_GetDescription00);
@@ -31348,6 +31455,7 @@ TOLUA_API int tolua_AllToLua_open (lua_State* tolua_S)
    tolua_function(tolua_S,"GetServer",tolua_AllToLua_cRoot_GetServer00);
    tolua_function(tolua_S,"GetDefaultWorld",tolua_AllToLua_cRoot_GetDefaultWorld00);
    tolua_function(tolua_S,"GetWorld",tolua_AllToLua_cRoot_GetWorld00);
+   tolua_function(tolua_S,"CreateAndInitializeWorld",tolua_AllToLua_cRoot_CreateAndInitializeWorld00);
    tolua_function(tolua_S,"GetPrimaryServerVersion",tolua_AllToLua_cRoot_GetPrimaryServerVersion00);
    tolua_function(tolua_S,"SetPrimaryServerVersion",tolua_AllToLua_cRoot_SetPrimaryServerVersion00);
    tolua_function(tolua_S,"GetGroupManager",tolua_AllToLua_cRoot_GetGroupManager00);
diff --git a/src/Bindings/Bindings.h b/src/Bindings/Bindings.h
index 88367e71f..73cf3c7d8 100644
--- a/src/Bindings/Bindings.h
+++ b/src/Bindings/Bindings.h
@@ -1,6 +1,6 @@
 /*
 ** Lua binding: AllToLua
-** Generated automatically by tolua++-1.0.92 on 12/08/13 18:11:13.
+** Generated automatically by tolua++-1.0.92 on 12/14/13 16:22:46.
 */
 
 /* Exported function */
diff --git a/src/Bindings/Plugin.h b/src/Bindings/Plugin.h
index 50a89018d..5cb35ac5a 100644
--- a/src/Bindings/Plugin.h
+++ b/src/Bindings/Plugin.h
@@ -93,6 +93,7 @@ public:
 	virtual bool OnUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player) = 0;
 	virtual bool OnWeatherChanged           (cWorld & a_World) = 0;
 	virtual bool OnWeatherChanging          (cWorld & a_World, eWeather & a_NewWeather) = 0;
+	virtual bool OnWorldStarted             (cWorld & a_World) = 0;
 	virtual bool OnWorldTick                (cWorld & a_World, float a_Dt, int a_LastTickDurationMSec) = 0;
 	
 	/** Handles the command split into a_Split, issued by player a_Player.
diff --git a/src/Bindings/PluginLua.cpp b/src/Bindings/PluginLua.cpp
index d714f2112..f27cee76e 100644
--- a/src/Bindings/PluginLua.cpp
+++ b/src/Bindings/PluginLua.cpp
@@ -1143,6 +1143,21 @@ bool cPluginLua::OnWeatherChanging(cWorld & a_World, eWeather & a_NewWeather)
 
 
 
+bool cPluginLua::OnWorldStarted(cWorld & a_World)
+{
+	cCSLock Lock(m_CriticalSection);
+	cLuaRefs & Refs = m_HookMap[cPluginManager::HOOK_WORLD_STARTED];
+	for (cLuaRefs::iterator itr = Refs.begin(), end = Refs.end(); itr != end; ++itr)
+	{
+		m_LuaState.Call((int)(**itr), &a_World);
+	}
+	return false;
+}
+
+
+
+
+
 bool cPluginLua::OnWorldTick(cWorld & a_World, float a_Dt, int a_LastTickDurationMSec)
 {
 	cCSLock Lock(m_CriticalSection);
diff --git a/src/Bindings/PluginLua.h b/src/Bindings/PluginLua.h
index 95e7e789f..188d202e0 100644
--- a/src/Bindings/PluginLua.h
+++ b/src/Bindings/PluginLua.h
@@ -90,6 +90,7 @@ public:
 	virtual bool OnUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player) override;
 	virtual bool OnWeatherChanged           (cWorld & a_World) override;
 	virtual bool OnWeatherChanging          (cWorld & a_World, eWeather & a_NewWeather) override;
+	virtual bool OnWorldStarted             (cWorld & a_World) override;
 	virtual bool OnWorldTick                (cWorld & a_World, float a_Dt, int a_LastTickDurationMSec) override;
 	
 	virtual bool HandleCommand(const AStringVector & a_Split, cPlayer * a_Player) override;
diff --git a/src/Bindings/PluginManager.cpp b/src/Bindings/PluginManager.cpp
index 29ea26577..12263605f 100644
--- a/src/Bindings/PluginManager.cpp
+++ b/src/Bindings/PluginManager.cpp
@@ -1209,6 +1209,27 @@ bool cPluginManager::CallHookWeatherChanging(cWorld & a_World, eWeather & a_NewW
 
 
 
+bool cPluginManager::CallHookWorldStarted(cWorld & a_World)
+{
+	HookMap::iterator Plugins = m_Hooks.find(HOOK_WORLD_STARTED);
+	if (Plugins == m_Hooks.end())
+	{
+		return false;
+	}
+	for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
+	{
+		if ((*itr)->OnWorldStarted(a_World))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+
+
+
 bool cPluginManager::CallHookWorldTick(cWorld & a_World, float a_Dt, int a_LastTickDurationMSec)
 {
 	HookMap::iterator Plugins = m_Hooks.find(HOOK_WORLD_TICK);
diff --git a/src/Bindings/PluginManager.h b/src/Bindings/PluginManager.h
index 8282b061c..09f230475 100644
--- a/src/Bindings/PluginManager.h
+++ b/src/Bindings/PluginManager.h
@@ -106,6 +106,7 @@ public:																	// tolua_export
 		HOOK_UPDATING_SIGN,
 		HOOK_WEATHER_CHANGED,
 		HOOK_WEATHER_CHANGING,
+		HOOK_WORLD_STARTED,
 		HOOK_WORLD_TICK,
 		
 		// Note that if a hook type is added, it may need processing in cPlugin::CanAddHook() descendants,
@@ -191,6 +192,7 @@ public:																	// tolua_export
 	bool CallHookUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player);
 	bool CallHookWeatherChanged           (cWorld & a_World);
 	bool CallHookWeatherChanging          (cWorld & a_World, eWeather & a_NewWeather);
+	bool CallHookWorldStarted             (cWorld & a_World);
 	bool CallHookWorldTick                (cWorld & a_World, float a_Dt, int a_LastTickDurationMSec);
 	
 	bool DisablePlugin(const AString & a_PluginName);  // tolua_export
diff --git a/src/Blocks/BlockHandler.cpp b/src/Blocks/BlockHandler.cpp
index fde6bd803..d377823f7 100644
--- a/src/Blocks/BlockHandler.cpp
+++ b/src/Blocks/BlockHandler.cpp
@@ -375,7 +375,7 @@ void cBlockHandler::DropBlock(cWorld * a_World, cEntity * a_Digger, int a_BlockX
 		MicroY = a_BlockY + 0.5;
 		MicroZ = a_BlockZ + 0.5;
 
-		// Add random offset second (this causes pickups to spawn inside blocks most times, it's a little buggy)
+		// Add random offset second
 		MicroX += r1.rand(1) - 0.5;
 		MicroZ += r1.rand(1) - 0.5;
 
diff --git a/src/ByteBuffer.cpp b/src/ByteBuffer.cpp
index 29f3afbfc..64c03d0d3 100644
--- a/src/ByteBuffer.cpp
+++ b/src/ByteBuffer.cpp
@@ -773,6 +773,28 @@ void cByteBuffer::ReadAll(AString & a_Data)
 
 
 
+bool cByteBuffer::ReadToByteBuffer(cByteBuffer & a_Dst, int a_NumBytes)
+{
+	if (!a_Dst.CanWriteBytes(a_NumBytes) || !CanReadBytes(a_NumBytes))
+	{
+		// There's not enough source bytes or space in the dest BB
+		return false;
+	}
+	char buf[1024];
+	while (a_NumBytes > 0)
+	{
+		int num = (a_NumBytes > sizeof(buf)) ? sizeof(buf) : a_NumBytes;
+		VERIFY(ReadBuf(buf, num));
+		VERIFY(a_Dst.Write(buf, num));
+		a_NumBytes -= num;
+	}
+	return true;
+}
+
+
+
+
+
 void cByteBuffer::CommitRead(void)
 {
 	CHECK_THREAD;
diff --git a/src/ByteBuffer.h b/src/ByteBuffer.h
index 95c690203..06c846fa9 100644
--- a/src/ByteBuffer.h
+++ b/src/ByteBuffer.h
@@ -42,6 +42,9 @@ public:
 	/// Returns the number of bytes that are currently available for reading (may be less than UsedSpace due to some data having been read already)
 	int  GetReadableSpace(void) const;
 	
+	/// Returns the current data start index. For debugging purposes.
+	int  GetDataStart(void) const { return m_DataStart; }
+	
 	/// Returns true if the specified amount of bytes are available for reading
 	bool CanReadBytes(int a_Count) const;
 
@@ -106,6 +109,9 @@ public:
 	/// Reads all available data into a_Data
 	void ReadAll(AString & a_Data);
 	
+	/// Reads the specified number of bytes and writes it into the destinatio bytebuffer. Returns true on success.
+	bool ReadToByteBuffer(cByteBuffer & a_Dst, int a_NumBytes);
+	
 	/// Removes the bytes that have been read from the ringbuffer
 	void CommitRead(void);
 	
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index 9c195fdf8..42969bf6d 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -706,8 +706,7 @@ void cChunk::ProcessQueuedSetBlocks(void)
 				{
 					// Current world age is bigger than/equal to target world age - delay time reached AND
 					// Previous block type was the same as current block type (to prevent duplication)
-					// Since blocktypes were the same, we just need to set the meta
-					SetMeta(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockMeta);
+					SetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockType, itr->m_BlockMeta); // SetMeta doesn't send to client
 					itr = m_SetBlockQueue.erase(itr);
 					LOGD("Successfully set queued block - previous and current types matched");
 				}
@@ -1335,6 +1334,7 @@ void cChunk::WakeUpSimulators(void)
 {
 	cSimulator * WaterSimulator = m_World->GetWaterSimulator();
 	cSimulator * LavaSimulator  = m_World->GetLavaSimulator();
+	cSimulator * RedstoneSimulator = m_World->GetRedstoneSimulator();
 	int BaseX = m_PosX * cChunkDef::Width;
 	int BaseZ = m_PosZ * cChunkDef::Width;
 	for (int x = 0; x < Width; x++)
@@ -1345,7 +1345,16 @@ void cChunk::WakeUpSimulators(void)
 			int BlockZ = z + BaseZ;
 			for (int y = GetHeight(x, z); y >= 0; y--)
 			{
-				switch (cChunkDef::GetBlock(m_BlockTypes, x, y, z))
+				BLOCKTYPE Block = cChunkDef::GetBlock(m_BlockTypes, x, y, z);
+
+				// The redstone sim takes multiple blocks, use the inbuilt checker
+				if (RedstoneSimulator->IsAllowedBlock(Block))
+				{
+					RedstoneSimulator->AddBlock(BlockX, y, BlockZ, this);
+					continue;
+				}
+
+				switch (Block)
 				{
 					case E_BLOCK_WATER:
 					{
@@ -1357,6 +1366,10 @@ void cChunk::WakeUpSimulators(void)
 						LavaSimulator->AddBlock(BlockX, y, BlockZ, this);
 						break;
 					}
+					default:
+					{
+						break;
+					}
 				}  // switch (BlockType)
 			}  // for y
 		}  // for z
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index aa223f5df..f7e18974f 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -2160,12 +2160,12 @@ void cClientHandle::PacketBufferFull(void)
 
 
 
-void cClientHandle::PacketUnknown(unsigned char a_PacketType)
+void cClientHandle::PacketUnknown(UInt32 a_PacketType)
 {
-	LOGERROR("Unknown packet type 0x%02x from client \"%s\" @ %s", a_PacketType, m_Username.c_str(), m_IPString.c_str());
+	LOGERROR("Unknown packet type 0x%x from client \"%s\" @ %s", a_PacketType, m_Username.c_str(), m_IPString.c_str());
 
 	AString Reason;
-	Printf(Reason, "Unknown [C->S] PacketType: 0x%02x", a_PacketType);
+	Printf(Reason, "Unknown [C->S] PacketType: 0x%x", a_PacketType);
 	SendDisconnect(Reason);
 	Destroy();
 }
diff --git a/src/ClientHandle.h b/src/ClientHandle.h
index 4498c15c2..2ff75b28a 100644
--- a/src/ClientHandle.h
+++ b/src/ClientHandle.h
@@ -160,7 +160,7 @@ public:
 	
 	// Calls that cProtocol descendants use to report state:
 	void PacketBufferFull(void);
-	void PacketUnknown(unsigned char a_PacketType);
+	void PacketUnknown(UInt32 a_PacketType);
 	void PacketError(unsigned char a_PacketType);
 
 	// Calls that cProtocol descendants use for handling packets:
diff --git a/src/DeadlockDetect.cpp b/src/DeadlockDetect.cpp
index e699e0c84..c42d09b89 100644
--- a/src/DeadlockDetect.cpp
+++ b/src/DeadlockDetect.cpp
@@ -7,6 +7,7 @@
 #include "DeadlockDetect.h"
 #include "Root.h"
 #include "World.h"
+# include <cstdlib>
 
 
 
@@ -137,11 +138,7 @@ void cDeadlockDetect::CheckWorldAge(const AString & a_WorldName, Int64 a_Age)
 void cDeadlockDetect::DeadlockDetected(void)
 {
 	ASSERT(!"Deadlock detected");
-	
-	// TODO: Make a crashdump / coredump
-	
-	// Crash the server intentionally:
-	*((volatile int *)0) = 0;
+	abort();
 }
 
 
diff --git a/src/Entities/ExpOrb.cpp b/src/Entities/ExpOrb.cpp
index 1e5ee00ce..248fb7278 100644
--- a/src/Entities/ExpOrb.cpp
+++ b/src/Entities/ExpOrb.cpp
@@ -40,21 +40,25 @@ void cExpOrb::SpawnOn(cClientHandle & a_Client)
 
 void cExpOrb::Tick(float a_Dt, cChunk & a_Chunk)
 {
-	cPlayer * a_ClosestPlayer(m_World->FindClosestPlayer(Vector3f(GetPosition()), 4));
-	if (a_ClosestPlayer)
+	cPlayer * a_ClosestPlayer(m_World->FindClosestPlayer(Vector3f(GetPosition()), 5));
+	if (a_ClosestPlayer != NULL)
 	{
 		Vector3f a_PlayerPos(a_ClosestPlayer->GetPosition());
+		a_PlayerPos.y++;
 		Vector3f a_Distance(a_PlayerPos - GetPosition());
-		if (a_Distance.Length() < 0.1f)
+		double Distance(a_Distance.Length());
+		if (Distance < 0.1f)
 		{
+			LOGD("Player %s picked up an ExpOrb. His reward is %i", a_ClosestPlayer->GetName().c_str(), m_Reward);
 			a_ClosestPlayer->DeltaExperience(m_Reward);
-			a_ClosestPlayer->SendExperience();
 			Destroy(true);
 		}
-		a_Distance.y = 0;
 		a_Distance.Normalize();
-		a_Distance *= 3;
+        a_Distance *= ((float) (5.5 - Distance));
 		SetSpeedX( a_Distance.x );
+		SetSpeedY( a_Distance.y );
 		SetSpeedZ( a_Distance.z );
+		BroadcastMovementUpdate();
 	}
+	HandlePhysics(a_Dt, a_Chunk);
 }
\ No newline at end of file
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index 7a5ff5696..85833f31d 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -1393,7 +1393,12 @@ void cPlayer::LoadPermissionsFromDisk()
 	}
 	else
 	{
-		LOGWARN("Failed to read the users.ini file. The player will be added only to the Default group.");
+		LOGWARN("Regenerating users.ini, player %s will be added to the \"Default\" group", m_PlayerName.c_str());
+		IniFile.AddHeaderComment(" This is the file in which the group the player belongs to is stored");
+		IniFile.AddHeaderComment(" The format is: [PlayerName] | Groups=GroupName");
+
+		IniFile.SetValue(m_PlayerName, "Groups", "Default");
+		IniFile.WriteFile("users.ini");
 		AddToGroup("Default");
 	}
 	ResolvePermissions();
@@ -1410,7 +1415,7 @@ bool cPlayer::LoadFromDisk()
 	LOGINFO("Player %s has permissions:", m_PlayerName.c_str() );
 	for( PermissionMap::iterator itr = m_ResolvedPermissions.begin(); itr != m_ResolvedPermissions.end(); ++itr )
 	{
-		if( itr->second ) LOGINFO("%s", itr->first.c_str() );
+		if( itr->second ) LOG(" - %s", itr->first.c_str() );
 	}
 
 	AString SourceFile;
diff --git a/src/Entities/TNTEntity.h b/src/Entities/TNTEntity.h
index eb5040e8a..d1fcae766 100644
--- a/src/Entities/TNTEntity.h
+++ b/src/Entities/TNTEntity.h
@@ -6,13 +6,14 @@
 
 
 
-
+// tolua_begin
 class cTNTEntity :
 	public cEntity
 {
 	typedef cEntity super;
 	
 public:
+	// tolua_end
 	CLASS_PROTODEF(cTNTEntity);
 
 	cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec);
@@ -21,11 +22,14 @@ public:
 	// cEntity overrides:
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
+
+	double GetCounterTime(void) const { return m_Counter; } // tolua_export
+	double GetMaxFuseTime(void) const { return m_MaxFuseTime; } // tolua_export
 	
 protected:
 	double m_Counter;      ///< How much time has elapsed since the object was created, in seconds
 	double m_MaxFuseTime;  ///< How long the fuse is, in seconds
-};
+}; // tolua_export
 
 
 
diff --git a/src/GroupManager.cpp b/src/GroupManager.cpp
index df609f05b..1ffe3812f 100644
--- a/src/GroupManager.cpp
+++ b/src/GroupManager.cpp
@@ -47,8 +47,25 @@ cGroupManager::cGroupManager()
 	cIniFile IniFile;
 	if (!IniFile.ReadFile("groups.ini"))
 	{
-		LOGWARNING("groups.ini inaccessible, no groups are defined");
-		return;
+		LOGWARNING("Regenerating groups.ini, all groups will be reset");
+		IniFile.AddHeaderComment(" This is the MCServer permissions manager groups file");
+		IniFile.AddHeaderComment(" It stores all defined groups such as Administrators, Players, or Moderators");
+
+		IniFile.SetValue("Owner", "Permissions", "*", true);
+		IniFile.SetValue("Owner", "Color", "2", true);
+
+		IniFile.SetValue("Moderator", "Permissions", "core.time,core.item,core.teleport,core.ban,core.unban,core.save-all,core.toggledownfall");
+		IniFile.SetValue("Moderator", "Color", "2", true);
+		IniFile.SetValue("Moderator", "Inherits", "Player", true);
+
+		IniFile.SetValue("Player", "Permissions", "core.build", true);
+		IniFile.SetValue("Player", "Color", "f", true);
+		IniFile.SetValue("Player", "Inherits", "Default", true);
+
+		IniFile.SetValue("Default", "Permissions", "core.help,core.playerlist,core.pluginlist,core.spawn,core.listworlds,core.back,core.motd,core.gotoworld,core.coords,core.viewdistance", true);
+		IniFile.SetValue("Default", "Color", "f", true);
+
+		IniFile.WriteFile("groups.ini");
 	}
 
 	unsigned int NumKeys = IniFile.GetNumKeys();
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index 091623c8a..0e2da942d 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -274,6 +274,7 @@ void cMonster::KilledBy(cEntity * a_Killer)
 		case cMonster::mtWolf:
 		{
 			Reward = m_World->GetTickRandomNumber(2) + 1;
+			break;
 		}
 
 		// Monsters
@@ -291,25 +292,30 @@ void cMonster::KilledBy(cEntity * a_Killer)
 		case cMonster::mtMagmaCube:
 		{
 			Reward = 6 + (m_World->GetTickRandomNumber(2));
+			break;
 		}
 		case cMonster::mtBlaze:
 		{
 			Reward = 10;
+			break;
 		}
 
 		// Bosses
 		case cMonster::mtEnderDragon:
 		{
 			Reward = 12000;
+			break;
 		}
 		case cMonster::mtWither:
 		{
 			Reward = 50;
+			break;
 		}
 
 		default:
 		{
 			Reward = 0;
+			break;
 		}
 	}
 	m_World->SpawnExperienceOrb(GetPosX(), GetPosY(), GetPosZ(), Reward);
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index 75983e9a3..bfb38904c 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -29,23 +29,23 @@ Implements the 1.7.x protocol classes:
 
 
 
-#define HANDLE_READ(Proc, Type, Var) \
+#define HANDLE_READ(ByteBuf, Proc, Type, Var) \
 	Type Var; \
-	m_ReceivedData.Proc(Var);
+	ByteBuf.Proc(Var);
 
 
 
 
 
-#define HANDLE_PACKET_READ(Proc, Type, Var) \
+#define HANDLE_PACKET_READ(ByteBuf, Proc, Type, Var) \
 	Type Var; \
 	{ \
-		if (!m_ReceivedData.Proc(Var)) \
+		if (!ByteBuf.Proc(Var)) \
 		{ \
-			m_ReceivedData.CheckValid(); \
+			ByteBuf.CheckValid(); \
 			return false; \
 		} \
-		m_ReceivedData.CheckValid(); \
+		ByteBuf.CheckValid(); \
 	}
 
 
@@ -921,6 +921,7 @@ void cProtocol172::SendWindowProperty(const cWindow & a_Window, short a_Property
 
 void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
 {
+	LOGD("Received %d bytes of data", a_Size);
 	if (!m_ReceivedData.Write(a_Data, a_Size))
 	{
 		// Too much data in the incoming queue, report to caller:
@@ -932,6 +933,7 @@ void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
 	while (true)
 	{
 		UInt32 PacketLen;
+		int PacketStart = m_ReceivedData.GetDataStart();
 		if (!m_ReceivedData.ReadVarInt(PacketLen))
 		{
 			// Not enough data
@@ -942,35 +944,38 @@ void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
 			// The full packet hasn't been received yet
 			return;
 		}
+		cByteBuffer bb(PacketLen + 1);
+		VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
+		m_ReceivedData.CommitRead();
+		
+		// Write one NUL extra, so that we can detect over-reads
+		bb.Write("\0", 1);
+		
 		UInt32 PacketType;
-		UInt32 Mark1 = m_ReceivedData.GetReadableSpace();
-		if (!m_ReceivedData.ReadVarInt(PacketType))
+		if (!bb.ReadVarInt(PacketType))
 		{
 			// Not enough data
 			return;
 		}
 
-		UInt32 NumBytesRead = Mark1 - m_ReceivedData.GetReadableSpace();
-		HandlePacket(PacketType, PacketLen - NumBytesRead);
+		// DEBUG:
+		LOGD("Packet 0x%x, len %d (0x%x), start at %d", PacketType, PacketLen, PacketLen, PacketStart);
+		
+		HandlePacket(bb, PacketType);
 		
-		if (Mark1 - m_ReceivedData.GetReadableSpace() > PacketLen)
+		if (bb.GetReadableSpace() != 1)
 		{
-			// Read more than packet length, report as error
+			// Read more or less than packet length, report as error
+			ASSERT(!"Read wrong number of bytes!");
 			m_Client->PacketError(PacketType);
 		}
-
-		// Go to packet end in any case:
-		m_ReceivedData.ResetRead();
-		m_ReceivedData.ReadVarInt(PacketType);
-		m_ReceivedData.SkipRead(PacketLen);
-		m_ReceivedData.CommitRead();
 	}  // while (true)
 }
 
 
 
 
-void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType)
 {
 	switch (m_State)
 	{
@@ -979,8 +984,8 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
 			// Status
 			switch (a_PacketType)
 			{
-				case 0x00: HandlePacketStatusRequest(a_RemainingBytes); return;
-				case 0x01: HandlePacketStatusPing   (a_RemainingBytes); return;
+				case 0x00: HandlePacketStatusRequest(a_ByteBuffer); return;
+				case 0x01: HandlePacketStatusPing   (a_ByteBuffer); return;
 			}
 			break;
 		}
@@ -990,8 +995,8 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
 			// Login
 			switch (a_PacketType)
 			{
-				case 0x00: HandlePacketLoginStart(a_RemainingBytes); return;
-				case 0x01: HandlePacketLoginEncryptionResponse(a_RemainingBytes); return;
+				case 0x00: HandlePacketLoginStart             (a_ByteBuffer); return;
+				case 0x01: HandlePacketLoginEncryptionResponse(a_ByteBuffer); return;
 			}
 			break;
 		}
@@ -1001,29 +1006,29 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
 			// Game
 			switch (a_PacketType)
 			{
-				case 0x00: HandlePacketKeepAlive              (a_RemainingBytes); return;
-				case 0x01: HandlePacketChatMessage            (a_RemainingBytes); return;
-				case 0x02: HandlePacketUseEntity              (a_RemainingBytes); return;
-				case 0x03: HandlePacketPlayer                 (a_RemainingBytes); return;
-				case 0x04: HandlePacketPlayerPos              (a_RemainingBytes); return;
-				case 0x05: HandlePacketPlayerLook             (a_RemainingBytes); return;
-				case 0x06: HandlePacketPlayerPosLook          (a_RemainingBytes); return;
-				case 0x07: HandlePacketBlockDig               (a_RemainingBytes); return;
-				case 0x08: HandlePacketBlockPlace             (a_RemainingBytes); return;
-				case 0x09: HandlePacketSlotSelect             (a_RemainingBytes); return;
-				case 0x0a: HandlePacketAnimation              (a_RemainingBytes); return;
-				case 0x0b: HandlePacketEntityAction           (a_RemainingBytes); return;
-				case 0x0c: HandlePacketSteerVehicle           (a_RemainingBytes); return;
-				case 0x0d: HandlePacketWindowClose            (a_RemainingBytes); return;
-				case 0x0e: HandlePacketWindowClick            (a_RemainingBytes); return;
+				case 0x00: HandlePacketKeepAlive              (a_ByteBuffer); return;
+				case 0x01: HandlePacketChatMessage            (a_ByteBuffer); return;
+				case 0x02: HandlePacketUseEntity              (a_ByteBuffer); return;
+				case 0x03: HandlePacketPlayer                 (a_ByteBuffer); return;
+				case 0x04: HandlePacketPlayerPos              (a_ByteBuffer); return;
+				case 0x05: HandlePacketPlayerLook             (a_ByteBuffer); return;
+				case 0x06: HandlePacketPlayerPosLook          (a_ByteBuffer); return;
+				case 0x07: HandlePacketBlockDig               (a_ByteBuffer); return;
+				case 0x08: HandlePacketBlockPlace             (a_ByteBuffer); return;
+				case 0x09: HandlePacketSlotSelect             (a_ByteBuffer); return;
+				case 0x0a: HandlePacketAnimation              (a_ByteBuffer); return;
+				case 0x0b: HandlePacketEntityAction           (a_ByteBuffer); return;
+				case 0x0c: HandlePacketSteerVehicle           (a_ByteBuffer); return;
+				case 0x0d: HandlePacketWindowClose            (a_ByteBuffer); return;
+				case 0x0e: HandlePacketWindowClick            (a_ByteBuffer); return;
 				case 0x0f: // Confirm transaction - not used in MCS
-				case 0x10: HandlePacketCreativeInventoryAction(a_RemainingBytes); return;
-				case 0x12: HandlePacketUpdateSign             (a_RemainingBytes); return;
-				case 0x13: HandlePacketPlayerAbilities        (a_RemainingBytes); return;
-				case 0x14: HandlePacketTabComplete            (a_RemainingBytes); return;
-				case 0x15: HandlePacketClientSettings         (a_RemainingBytes); return;
-				case 0x16: HandlePacketClientStatus           (a_RemainingBytes); return;
-				case 0x17: HandlePacketPluginMessage          (a_RemainingBytes); return;
+				case 0x10: HandlePacketCreativeInventoryAction(a_ByteBuffer); return;
+				case 0x12: HandlePacketUpdateSign             (a_ByteBuffer); return;
+				case 0x13: HandlePacketPlayerAbilities        (a_ByteBuffer); return;
+				case 0x14: HandlePacketTabComplete            (a_ByteBuffer); return;
+				case 0x15: HandlePacketClientSettings         (a_ByteBuffer); return;
+				case 0x16: HandlePacketClientStatus           (a_ByteBuffer); return;
+				case 0x17: HandlePacketPluginMessage          (a_ByteBuffer); return;
 			}
 			break;
 		}
@@ -1031,27 +1036,16 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
 	
 	// Unknown packet type, report to the client:
 	m_Client->PacketUnknown(a_PacketType);
-	m_ReceivedData.SkipRead(a_RemainingBytes);
-	m_ReceivedData.CommitRead();
 }
 
 
 
 
 
-void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketStatusPing(cByteBuffer & a_ByteBuffer)
 {
-	ASSERT(a_RemainingBytes == 8);
-	if (a_RemainingBytes != 8)
-	{
-		m_Client->PacketError(0x01);
-		m_ReceivedData.SkipRead(a_RemainingBytes);
-		m_ReceivedData.CommitRead();
-		return;
-	}
 	Int64 Timestamp;
-	m_ReceivedData.ReadBEInt64(Timestamp);
-	m_ReceivedData.CommitRead();
+	a_ByteBuffer.ReadBEInt64(Timestamp);
 	
 	cPacketizer Pkt(*this, 0x01);  // Ping packet
 	Pkt.WriteInt64(Timestamp);
@@ -1061,12 +1055,8 @@ void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
 {
-	// No more bytes in this packet
-	ASSERT(a_RemainingBytes == 0);
-	m_ReceivedData.CommitRead();
-	
 	// Send the response:
 	AString Response = "{\"version\":{\"name\":\"1.7.2\",\"protocol\":4},\"players\":{";
 	AppendPrintf(Response, "\"max\":%u,\"online\":%u,\"sample\":[]},",
@@ -1086,7 +1076,7 @@ void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer)
 {
 	// TODO: Add protocol encryption
 }
@@ -1095,10 +1085,10 @@ void cProtocol172::HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
 {
 	AString Username;
-	m_ReceivedData.ReadVarUTF8String(Username);
+	a_ByteBuffer.ReadVarUTF8String(Username);
 	
 	// TODO: Protocol encryption should be set up here if not localhost / auth
 	
@@ -1117,10 +1107,10 @@ void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketAnimation(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt, int,  EntityID);
-	HANDLE_READ(ReadByte,  Byte, Animation);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  EntityID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Animation);
 	m_Client->HandleAnimation(Animation);
 }
 
@@ -1128,13 +1118,13 @@ void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadByte,  Byte, Status);
-	HANDLE_READ(ReadBEInt, int,  BlockX);
-	HANDLE_READ(ReadByte,  Byte, BlockY);
-	HANDLE_READ(ReadBEInt, int,  BlockZ);
-	HANDLE_READ(ReadByte,  Byte, Face);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Status);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockX);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, BlockY);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockZ);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
 	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, Face, Status);
 }
 
@@ -1142,18 +1132,18 @@ void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt, int,  BlockX);
-	HANDLE_READ(ReadByte,  Byte, BlockY);
-	HANDLE_READ(ReadBEInt, int,  BlockZ);
-	HANDLE_READ(ReadByte,  Byte, Face);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockX);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, BlockY);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  BlockZ);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
 	cItem Item;
-	ReadItem(Item);
+	ReadItem(a_ByteBuffer, Item);
 
-	HANDLE_READ(ReadByte,  Byte, CursorX);
-	HANDLE_READ(ReadByte,  Byte, CursorY);
-	HANDLE_READ(ReadByte,  Byte, CursorZ);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorX);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorY);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorZ);
 	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, Face, CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
 }
 
@@ -1161,9 +1151,9 @@ void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketChatMessage(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketChatMessage(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadVarUTF8String, AString, Message);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Message);
 	m_Client->HandleChat(Message);
 }
 
@@ -1171,14 +1161,14 @@ void cProtocol172::HandlePacketChatMessage(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketClientSettings(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadVarUTF8String, AString, Locale);
-	HANDLE_READ(ReadByte,          Byte,    ViewDistance);
-	HANDLE_READ(ReadByte,          Byte,    ChatFlags);
-	HANDLE_READ(ReadByte,          Byte,    Unused);
-	HANDLE_READ(ReadByte,          Byte,    Difficulty);
-	HANDLE_READ(ReadByte,          Byte,    ShowCape);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Locale);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ViewDistance);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ChatFlags);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ChatColors);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    Difficulty);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ShowCape);
 	// TODO: handle in m_Client
 }
 
@@ -1186,9 +1176,9 @@ void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketClientStatus(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadByte, Byte, ActionID);
+	HANDLE_READ(a_ByteBuffer, ReadByte, Byte, ActionID);
 	switch (ActionID)
 	{
 		case 0:
@@ -1216,11 +1206,11 @@ void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEShort, short, SlotNum);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
 	cItem Item;
-	if (!ReadItem(Item))
+	if (!ReadItem(a_ByteBuffer, Item))
 	{
 		return;
 	}
@@ -1231,11 +1221,11 @@ void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt, int,  PlayerID);
-	HANDLE_READ(ReadByte,  Byte, Action);
-	HANDLE_READ(ReadBEInt, int,  JumpBoost);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  PlayerID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Action);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  JumpBoost);
 	m_Client->HandleEntityAction(PlayerID, Action);
 }
 
@@ -1243,9 +1233,9 @@ void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketKeepAlive(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt, int, KeepAliveID);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int, KeepAliveID);
 	m_Client->HandleKeepAlive(KeepAliveID);
 }
 
@@ -1253,9 +1243,9 @@ void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPlayer(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBool, bool, IsOnGround);
+	HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
 	// TODO: m_Client->HandlePlayerOnGround(IsOnGround);
 }
 
@@ -1263,11 +1253,11 @@ void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPlayerAbilities(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadByte,    Byte,  Flags);
-	HANDLE_READ(ReadBEFloat, float, FlyingSpeed);
-	HANDLE_READ(ReadBEFloat, float, WalkingSpeed);
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  Flags);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, FlyingSpeed);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, WalkingSpeed);
 	// TODO: m_Client->HandlePlayerAbilities();
 }
 
@@ -1275,11 +1265,11 @@ void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPlayerLook(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEFloat, float, Yaw);
-	HANDLE_READ(ReadBEFloat, float, Pitch);
-	HANDLE_READ(ReadBool,    bool,  IsOnGround);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Yaw);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Pitch);
+	HANDLE_READ(a_ByteBuffer, ReadBool,    bool,  IsOnGround);
 	m_Client->HandlePlayerLook(Yaw, Pitch, IsOnGround);
 }
 
@@ -1287,13 +1277,13 @@ void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEDouble, double, PosX);
-	HANDLE_READ(ReadBEDouble, double, PosY);
-	HANDLE_READ(ReadBEDouble, double, Stance);
-	HANDLE_READ(ReadBEDouble, double, PosZ);
-	HANDLE_READ(ReadBool,     bool,   IsOnGround);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, Stance);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
+	HANDLE_READ(a_ByteBuffer, ReadBool,     bool,   IsOnGround);
 	m_Client->HandlePlayerPos(PosX, PosY, PosZ, Stance, IsOnGround);
 }
 
@@ -1301,15 +1291,15 @@ void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEDouble, double, PosX);
-	HANDLE_READ(ReadBEDouble, double, PosY);
-	HANDLE_READ(ReadBEDouble, double, Stance);
-	HANDLE_READ(ReadBEDouble, double, PosZ);
-	HANDLE_READ(ReadBEFloat,  float,  Yaw);
-	HANDLE_READ(ReadBEFloat,  float,  Pitch);
-	HANDLE_READ(ReadBool,     bool,   IsOnGround);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, Stance);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat,  float,  Yaw);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat,  float,  Pitch);
+	HANDLE_READ(a_ByteBuffer, ReadBool,     bool,   IsOnGround);
 	m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, Stance, Yaw, Pitch, IsOnGround);
 }
 
@@ -1317,12 +1307,12 @@ void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadVarUTF8String, AString, Channel);
-	HANDLE_READ(ReadBEShort,       short,   Length);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort,       short,   Length);
 	AString Data;
-	m_ReceivedData.ReadString(Data, Length);
+	a_ByteBuffer.ReadString(Data, Length);
 	// TODO: m_Client->HandlePluginMessage(Channel, Data);
 }
 
@@ -1330,9 +1320,9 @@ void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketSlotSelect(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEShort, short, SlotNum);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
 	m_Client->HandleSlotSelected(SlotNum);
 }
 
@@ -1340,12 +1330,12 @@ void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketSteerVehicle(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEFloat, float, Forward);
-	HANDLE_READ(ReadBEFloat, float, Sideways);
-	HANDLE_READ(ReadBool,    bool,  ShouldJump);
-	HANDLE_READ(ReadBool,    bool,  ShouldUnmount);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Forward);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Sideways);
+	HANDLE_READ(a_ByteBuffer, ReadBool,    bool,  ShouldJump);
+	HANDLE_READ(a_ByteBuffer, ReadBool,    bool,  ShouldUnmount);
 	if (ShouldUnmount)
 	{
 		m_Client->HandleUnmount();
@@ -1360,9 +1350,9 @@ void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketTabComplete(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadVarUTF8String, AString, Text);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Text);
 	m_Client->HandleTabCompletion(Text);
 }
 
@@ -1370,15 +1360,15 @@ void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketUpdateSign(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt,         int,     BlockX);
-	HANDLE_READ(ReadBEShort,       short,   BlockY);
-	HANDLE_READ(ReadBEInt,         int,     BlockZ);
-	HANDLE_READ(ReadVarUTF8String, AString, Line1);
-	HANDLE_READ(ReadVarUTF8String, AString, Line2);
-	HANDLE_READ(ReadVarUTF8String, AString, Line3);
-	HANDLE_READ(ReadVarUTF8String, AString, Line4);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt,         int,     BlockX);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort,       short,   BlockY);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt,         int,     BlockZ);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line1);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line2);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line3);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line4);
 	m_Client->HandleUpdateSign(BlockX, BlockY, BlockZ, Line1, Line2, Line3, Line4);
 }
 
@@ -1386,10 +1376,10 @@ void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketUseEntity(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadBEInt, int,  EntityID);
-	HANDLE_READ(ReadByte,  Byte, MouseButton);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  EntityID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, MouseButton);
 	m_Client->HandleUseEntity(EntityID, (MouseButton == 1));
 }
 
@@ -1397,15 +1387,15 @@ void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketWindowClick(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadChar,    char,  WindowID);
-	HANDLE_READ(ReadBEShort, short, SlotNum);
-	HANDLE_READ(ReadByte,    Byte,  Button);
-	HANDLE_READ(ReadBEShort, short, TransactionID);
-	HANDLE_READ(ReadByte,    Byte,  Mode);
+	HANDLE_READ(a_ByteBuffer, ReadChar,    char,  WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  Button);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, TransactionID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  Mode);
 	cItem Item;
-	ReadItem(Item);
+	ReadItem(a_ByteBuffer, Item);
 
 	// Convert Button, Mode, SlotNum and HeldItem into eClickAction:
 	eClickAction Action;
@@ -1434,6 +1424,12 @@ void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
 		case 0x0505: Action = (SlotNum != -999) ? caRightPaintProgress           : caUnknown;     break;
 		case 0x0506: Action = (SlotNum == -999) ? caRightPaintEnd                : caUnknown;     break;
 		case 0x0600: Action = caDblClick; break;
+		default:
+		{
+			LOGWARNING("Unhandled window click mode / button combination: %d (0x%x)", (Mode << 8) | Button, (Mode << 8) | Button);
+			Action = caUnknown;
+			break;
+		}
 	}
 
 	m_Client->HandleWindowClick(WindowID, SlotNum, Action, Item);
@@ -1443,9 +1439,9 @@ void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
 
 
 
-void cProtocol172::HandlePacketWindowClose(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketWindowClose(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(ReadChar, char, WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadChar, char, WindowID);
 	m_Client->HandleWindowClose(WindowID);
 }
 
@@ -1492,9 +1488,9 @@ void cProtocol172::SendData(const char * a_Data, int a_Size)
 
 
 
-bool cProtocol172::ReadItem(cItem & a_Item)
+bool cProtocol172::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item)
 {
-	HANDLE_PACKET_READ(ReadBEShort, short, ItemType);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemType);
 	if (ItemType == -1)
 	{
 		// The item is empty, no more data follows
@@ -1503,8 +1499,8 @@ bool cProtocol172::ReadItem(cItem & a_Item)
 	}
 	a_Item.m_ItemType = ItemType;
 	
-	HANDLE_PACKET_READ(ReadChar,    char,  ItemCount);
-	HANDLE_PACKET_READ(ReadBEShort, short, ItemDamage);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadChar,    char,  ItemCount);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemDamage);
 	a_Item.m_ItemCount  = ItemCount;
 	a_Item.m_ItemDamage = ItemDamage;
 	if (ItemCount <= 0)
@@ -1512,7 +1508,7 @@ bool cProtocol172::ReadItem(cItem & a_Item)
 		a_Item.Empty();
 	}
 
-	HANDLE_PACKET_READ(ReadBEShort, short, MetadataLength);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, MetadataLength);
 	if (MetadataLength <= 0)
 	{
 		return true;
@@ -1520,7 +1516,7 @@ bool cProtocol172::ReadItem(cItem & a_Item)
 	
 	// Read the metadata
 	AString Metadata;
-	if (!m_ReceivedData.ReadString(Metadata, MetadataLength))
+	if (!a_ByteBuffer.ReadString(Metadata, MetadataLength))
 	{
 		return false;
 	}
diff --git a/src/Protocol/Protocol17x.h b/src/Protocol/Protocol17x.h
index 9a189ab24..b8c91fbeb 100644
--- a/src/Protocol/Protocol17x.h
+++ b/src/Protocol/Protocol17x.h
@@ -205,39 +205,39 @@ protected:
 	void AddReceivedData(const char * a_Data, int a_Size);
 	
 	/// Reads and handles the packet. The packet length and type have already been read.
-	void HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes);
+	void HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType);
 	
 	// Packet handlers while in the Status state (m_State == 1):
-	void HandlePacketStatusPing   (UInt32 a_RemainingBytes);
-	void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
+	void HandlePacketStatusPing   (cByteBuffer & a_ByteBuffer);
+	void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
 	
 	// Packet handlers while in the Login state (m_State == 2):
-	void HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes);
-	void HandlePacketLoginStart             (UInt32 a_RemainingBytes);
+	void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
+	void HandlePacketLoginStart             (cByteBuffer & a_ByteBuffer);
 	
 	// Packet handlers while in the Game state (m_State == 3):
-	void HandlePacketAnimation              (UInt32 a_RemainingBytes);
-	void HandlePacketBlockDig               (UInt32 a_RemainingBytes);
-	void HandlePacketBlockPlace             (UInt32 a_RemainingBytes);
-	void HandlePacketChatMessage            (UInt32 a_RemainingBytes);
-	void HandlePacketClientSettings         (UInt32 a_RemainingBytes);
-	void HandlePacketClientStatus           (UInt32 a_RemainingBytes);
-	void HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes);
-	void HandlePacketEntityAction           (UInt32 a_RemainingBytes);
-	void HandlePacketKeepAlive              (UInt32 a_RemainingBytes);
-	void HandlePacketPlayer                 (UInt32 a_RemainingBytes);
-	void HandlePacketPlayerAbilities        (UInt32 a_RemainingBytes);
-	void HandlePacketPlayerLook             (UInt32 a_RemainingBytes);
-	void HandlePacketPlayerPos              (UInt32 a_RemainingBytes);
-	void HandlePacketPlayerPosLook          (UInt32 a_RemainingBytes);
-	void HandlePacketPluginMessage          (UInt32 a_RemainingBytes);
-	void HandlePacketSlotSelect             (UInt32 a_RemainingBytes);
-	void HandlePacketSteerVehicle           (UInt32 a_RemainingBytes);
-	void HandlePacketTabComplete            (UInt32 a_RemainingBytes);
-	void HandlePacketUpdateSign             (UInt32 a_RemainingBytes);
-	void HandlePacketUseEntity              (UInt32 a_RemainingBytes);
-	void HandlePacketWindowClick            (UInt32 a_RemainingBytes);
-	void HandlePacketWindowClose            (UInt32 a_RemainingBytes);
+	void HandlePacketAnimation              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketBlockDig               (cByteBuffer & a_ByteBuffer);
+	void HandlePacketBlockPlace             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketChatMessage            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketClientSettings         (cByteBuffer & a_ByteBuffer);
+	void HandlePacketClientStatus           (cByteBuffer & a_ByteBuffer);
+	void HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer);
+	void HandlePacketEntityAction           (cByteBuffer & a_ByteBuffer);
+	void HandlePacketKeepAlive              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayer                 (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerAbilities        (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerLook             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerPos              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerPosLook          (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPluginMessage          (cByteBuffer & a_ByteBuffer);
+	void HandlePacketSlotSelect             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketSteerVehicle           (cByteBuffer & a_ByteBuffer);
+	void HandlePacketTabComplete            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketUpdateSign             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketUseEntity              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketWindowClick            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketWindowClose            (cByteBuffer & a_ByteBuffer);
 	
 	
 	/// Writes an entire packet into the output stream. a_Packet is expected to start with the packet type; data length is prepended here.
@@ -249,7 +249,7 @@ protected:
 	void SendCompass(const cWorld & a_World);
 	
 	/// Reads an item out of the received data, sets a_Item to the values read. Returns false if not enough received data
-	bool ReadItem(cItem & a_Item);
+	bool ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item);
 	
 	/// Parses item metadata as read by ReadItem(), into the item enchantments.
 	void ParseItemMetadata(cItem & a_Item, const AString & a_Metadata);
diff --git a/src/Root.cpp b/src/Root.cpp
index c99bf76b7..fb1e96426 100644
--- a/src/Root.cpp
+++ b/src/Root.cpp
@@ -299,12 +299,31 @@ void cRoot::LoadWorlds(cIniFile & IniFile)
 
 
 
+cWorld * cRoot::CreateAndInitializeWorld(const AString & a_WorldName)
+{
+	if (m_WorldsByName[a_WorldName] != NULL)
+	{
+		return NULL;
+	}
+	cWorld* NewWorld = new cWorld(a_WorldName.c_str());
+	m_WorldsByName[a_WorldName] = NewWorld;
+	NewWorld->Start();
+	NewWorld->InitializeSpawn();
+	m_PluginManager->CallHookWorldStarted(*NewWorld);
+	return NewWorld;
+}
+
+
+
+
+
 void cRoot::StartWorlds(void)
 {
 	for (WorldMap::iterator itr = m_WorldsByName.begin(); itr != m_WorldsByName.end(); ++itr)
 	{
 		itr->second->Start();
 		itr->second->InitializeSpawn();
+		m_PluginManager->CallHookWorldStarted(*itr->second);
 	}
 }
 
diff --git a/src/Root.h b/src/Root.h
index 4e38dd17f..c59afc810 100644
--- a/src/Root.h
+++ b/src/Root.h
@@ -42,6 +42,7 @@ public:
 	cServer * GetServer(void) { return m_Server; }						// tolua_export
 	cWorld *  GetDefaultWorld(void);										// tolua_export
 	cWorld *  GetWorld(const AString & a_WorldName);				// tolua_export
+	cWorld *  CreateAndInitializeWorld(const AString & a_WorldName); // tolua_export
 	
 	/// Calls the callback for each world; returns true if the callback didn't abort (return true)
 	bool ForEachWorld(cWorldListCallback & a_Callback);  // >> Exported in ManualBindings <<
diff --git a/src/Simulator/RedstoneSimulator.cpp b/src/Simulator/RedstoneSimulator.cpp
index 9328b9fcb..f61e1c63b 100644
--- a/src/Simulator/RedstoneSimulator.cpp
+++ b/src/Simulator/RedstoneSimulator.cpp
@@ -50,7 +50,7 @@ void cRedstoneSimulator::AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChu
 
 	// Check for duplicates:
 	cRedstoneSimulatorChunkData & ChunkData = a_Chunk->GetRedstoneSimulatorData();
-	for (cRedstoneSimulatorChunkData::iterator itr = ChunkData.begin(); itr != ChunkData.end(); ++itr)
+	for (cRedstoneSimulatorChunkData::const_iterator itr = ChunkData.begin(); itr != ChunkData.end(); ++itr)
 	{
 		if ((itr->x == RelX) && (itr->y == a_BlockY) && (itr->z == RelZ))
 		{
@@ -79,22 +79,20 @@ void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, c
 	// Check to see if PoweredBlocks have invalid items (source is air or unpowered)
 	for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end();)
 	{
-		sPoweredBlocks & Change = *itr;
-
-		int RelX = Change.a_SourcePos.x - a_ChunkX * cChunkDef::Width;
-		int RelZ = Change.a_SourcePos.z - a_ChunkZ * cChunkDef::Width;
+		int RelX = itr->a_SourcePos.x - a_ChunkX * cChunkDef::Width;
+		int RelZ = itr->a_SourcePos.z - a_ChunkZ * cChunkDef::Width;
 
 		BLOCKTYPE SourceBlockType;
 		NIBBLETYPE SourceBlockMeta;
-		if (!a_Chunk->UnboundedRelGetBlock(RelX, Change.a_SourcePos.y, RelZ, SourceBlockType, SourceBlockMeta))
+		if (!a_Chunk->UnboundedRelGetBlock(RelX, itr->a_SourcePos.y, RelZ, SourceBlockType, SourceBlockMeta))
 		{
 			continue;
 		}
 
-		if (SourceBlockType != Change.a_SourceBlock)
+		if (SourceBlockType != itr->a_SourceBlock)
 		{
 			itr = m_PoweredBlocks.erase(itr);
-			LOGD("cRedstoneSimulator: Erased block %s from powered blocks list due to present/past block type mismatch", ItemToFullString(Change.a_SourceBlock).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from powered blocks list due to present/past block type mismatch", ItemToFullString(itr->a_SourceBlock).c_str());
 		}
 		else if (
 			// Changeable sources
@@ -105,7 +103,7 @@ void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, c
 			)
 		{
 			itr = m_PoweredBlocks.erase(itr);
-			LOGD("cRedstoneSimulator: Erased block %s from powered blocks list due to present/past metadata mismatch", ItemToFullString(Change.a_SourceBlock).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from powered blocks list due to present/past metadata mismatch", ItemToFullString(itr->a_SourceBlock).c_str());
 		}
 		else
 		{
@@ -116,33 +114,31 @@ void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, c
 	// Check to see if LinkedPoweredBlocks have invalid items: source, block powered through, or power destination block has changed
 	for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end();)
 	{
-		sLinkedPoweredBlocks & Change = *itr;
-
-		int RelX = Change.a_SourcePos.x - a_ChunkX * cChunkDef::Width;
-		int RelZ = Change.a_SourcePos.z - a_ChunkZ * cChunkDef::Width;
-		int MidRelX = Change.a_MiddlePos.x - a_ChunkX * cChunkDef::Width;
-		int MidRelZ = Change.a_MiddlePos.z - a_ChunkZ * cChunkDef::Width;
+		int RelX = itr->a_SourcePos.x - a_ChunkX * cChunkDef::Width;
+		int RelZ = itr->a_SourcePos.z - a_ChunkZ * cChunkDef::Width;
+		int MidRelX = itr->a_MiddlePos.x - a_ChunkX * cChunkDef::Width;
+		int MidRelZ = itr->a_MiddlePos.z - a_ChunkZ * cChunkDef::Width;
 
 		BLOCKTYPE SourceBlockType;
 		NIBBLETYPE SourceBlockMeta;
 		BLOCKTYPE MiddleBlockType;
 		if (
-			!a_Chunk->UnboundedRelGetBlock(RelX, Change.a_SourcePos.y, RelZ, SourceBlockType, SourceBlockMeta) ||
-			!a_Chunk->UnboundedRelGetBlockType(MidRelX, Change.a_MiddlePos.y, MidRelZ, MiddleBlockType)
+			!a_Chunk->UnboundedRelGetBlock(RelX, itr->a_SourcePos.y, RelZ, SourceBlockType, SourceBlockMeta) ||
+			!a_Chunk->UnboundedRelGetBlockType(MidRelX, itr->a_MiddlePos.y, MidRelZ, MiddleBlockType)
 			)
 		{
 			continue;
 		}
 
-		if (SourceBlockType != Change.a_SourceBlock)
+		if (SourceBlockType != itr->a_SourceBlock)
 		{
 			itr = m_LinkedPoweredBlocks.erase(itr);
-			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past block type mismatch", ItemToFullString(Change.a_SourceBlock).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past block type mismatch", ItemToFullString(itr->a_SourceBlock).c_str());
 		}
-		else if (MiddleBlockType != Change.a_MiddleBlock)
+		else if (MiddleBlockType != itr->a_MiddleBlock)
 		{
 			itr = m_LinkedPoweredBlocks.erase(itr);
-			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past middle block mismatch", ItemToFullString(Change.a_SourceBlock).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past middle block mismatch", ItemToFullString(itr->a_SourceBlock).c_str());
 		}
 		else if (
 			// Things that can send power through a block but which depends on meta
@@ -152,7 +148,7 @@ void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, c
 			)
 		{
 			itr = m_LinkedPoweredBlocks.erase(itr);
-			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past metadata mismatch", ItemToFullString(Change.a_SourceBlock).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from linked powered blocks list due to present/past metadata mismatch", ItemToFullString(itr->a_SourceBlock).c_str());
 		}
 		else
 		{
@@ -162,19 +158,17 @@ void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, c
 
 	for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end();)
 	{
-		sSimulatedPlayerToggleableList & Change = *itr;
-
-		int RelX = Change.a_BlockPos.x - a_ChunkX * cChunkDef::Width;
-		int RelZ = Change.a_BlockPos.z - a_ChunkZ * cChunkDef::Width;
+		int RelX = itr->a_BlockPos.x - a_ChunkX * cChunkDef::Width;
+		int RelZ = itr->a_BlockPos.z - a_ChunkZ * cChunkDef::Width;
 
 		BLOCKTYPE SourceBlockType;
-		if (!a_Chunk->UnboundedRelGetBlockType(RelX, Change.a_BlockPos.y, RelZ, SourceBlockType))
+		if (!a_Chunk->UnboundedRelGetBlockType(RelX, itr->a_BlockPos.y, RelZ, SourceBlockType))
 		{
 			continue;
 		}
 		else if (!IsAllowedBlock(SourceBlockType))
 		{
-			LOGD("cRedstoneSimulator: Erased block %s from toggleable simulated list due to power state change", ItemToFullString(SourceBlockType).c_str());
+			LOGD("cRedstoneSimulator: Erased block %s from toggleable simulated list as block is no longer redstone", ItemToFullString(SourceBlockType).c_str());
 			itr = m_SimulatedPlayerToggleableBlocks.erase(itr);
 		}
 		else
@@ -282,7 +276,7 @@ void cRedstoneSimulator::HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_B
 		int X = a_BlockX; int Y = a_BlockY; int Z = a_BlockZ;
 		AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on
 
-		if (AreCoordsPowered(X, Y, Z))
+		if (AreCoordsDirectlyPowered(X, Y, Z))
 		{
 			// There was a match, torch goes off
 			m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_OFF, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ));
@@ -329,7 +323,7 @@ void cRedstoneSimulator::HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_B
 		AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on
 
 		// See if off state torch can be turned on again
-		if (AreCoordsPowered(X, Y, Z))
+		if (AreCoordsDirectlyPowered(X, Y, Z))
 		{
 			return; // Something matches, torch still powered
 		}
@@ -416,7 +410,6 @@ void cRedstoneSimulator::HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_Bl
 	if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ))
 	{
 		m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 15); // Maximum power
-		SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); // Power block beneath
 	}
 	else
 	{
@@ -464,10 +457,12 @@ void cRedstoneSimulator::HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_Bl
 		{
 			m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, MetaToSet);
 		}
-
-		SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); // Power block beneath
 	}
 
+	// Wire still powered, power blocks beneath
+	SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE);
+	SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_REDSTONE_WIRE);
+
 	if (m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) != 0) // A powered wire
 	{
 		switch (GetWireDirection(a_BlockX, a_BlockY, a_BlockZ))
@@ -630,7 +625,7 @@ void cRedstoneSimulator::HandleRedstoneRepeater(int a_BlockX, int a_BlockY, int
 			// Self not in list, add self to list
 			sRepeatersDelayList RC;
 			RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ);
-			RC.a_DelayTicks = ((a_Meta & 0xC) >> 0x2) + 1;
+			RC.a_DelayTicks = ((a_Meta & 0xC) >> 0x2); // Repeaters power off slower than they power on, so no +1. Why? No idea.
 			RC.a_ElapsedTicks = 0;
 			m_RepeatersDelayList.push_back(RC);
 			return;
@@ -826,23 +821,27 @@ void cRedstoneSimulator::HandleTrapdoor(int a_BlockX, int a_BlockY, int a_BlockZ
 
 
 
-bool cRedstoneSimulator::AreCoordsPowered(int a_BlockX, int a_BlockY, int a_BlockZ)
+bool cRedstoneSimulator::AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ)
 {
-	for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list
+	for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list
 	{
-		sPoweredBlocks & Change = *itr;
-
-		if (Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
 			return true;
 		}
 	}
+	return false;	
+}
+
 
-	for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list
-	{
-		sLinkedPoweredBlocks & Change = *itr;
 
-		if (Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+
+
+bool cRedstoneSimulator::AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list
+	{
+		if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
 			return true;
 		}
@@ -858,64 +857,60 @@ bool cRedstoneSimulator::IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_Blo
 {
 	// Repeaters cannot be powered by any face except their back; verify that this is true for a source
 
-	for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr)
+	for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr)
 	{
-		sPoweredBlocks & Change = *itr;
-
-		if (!Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
 		switch (a_Meta)
 		{
 			case 0x0:
 			{
 				// Flip the coords to check the back of the repeater
-				if (Change.a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
+				if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
 				break;
 			}
 			case 0x1:
 			{
-				if (Change.a_SourcePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
+				if (itr->a_SourcePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
 				break;
 			}
 			case 0x2:
 			{
-				if (Change.a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
+				if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
 				break;
 			}
 			case 0x3:
 			{
-				if (Change.a_SourcePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
+				if (itr->a_SourcePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
 				break;
 			}
 		}
 	}
 
-	for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr)
+	for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr)
 	{
-		sLinkedPoweredBlocks & Change = *itr;
-
-		if (!Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
 		switch (a_Meta)
 		{
 			case 0x0:
 			{
-				if (Change.a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
+				if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; }
 				break;
 			}
 			case 0x1:
 			{
-				if (Change.a_MiddlePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
+				if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; }
 				break;
 			}
 			case 0x2:
 			{
-				if (Change.a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
+				if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; }
 				break;
 			}
 			case 0x3:
 			{
-				if (Change.a_MiddlePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
+				if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; }
 				break;
 			}
 		}
@@ -932,15 +927,13 @@ bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_Block
 
 	int OldX = a_BlockX, OldY = a_BlockY, OldZ = a_BlockZ;
 
-	for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr)
+	for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr)
 	{
-		sPoweredBlocks & Change = *itr;
-
-		if (!Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
 		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta); // Piston meta is based on what direction they face, so we can do this
 
-		if (!Change.a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
 			return true;
 		}
@@ -950,15 +943,13 @@ bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_Block
 		a_BlockZ = OldZ;
 	}
 
-	for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr)
+	for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr)
 	{
-		sLinkedPoweredBlocks & Change = *itr;
-
-		if (!Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
+		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; }
 
 		AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta);
 
-		if (!Change.a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		if (!itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
 			return true;
 		}
@@ -976,13 +967,11 @@ bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_Block
 
 bool cRedstoneSimulator::AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered)
 {
-	for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr)
+	for (SimulatedPlayerToggleableList::const_iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr)
 	{
-		sSimulatedPlayerToggleableList & Change = *itr;
-
-		if (Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
 		{
-			if (Change.WasLastStatePowered != IsCurrentStatePowered) // Was the last power state different to the current?
+			if (itr->WasLastStatePowered != IsCurrentStatePowered) // Was the last power state different to the current?
 			{
 				return false; // It was, coordinates are no longer simulated
 			}
@@ -1007,222 +996,72 @@ void cRedstoneSimulator::SetDirectionLinkedPowered(int a_BlockX, int a_BlockY, i
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE) // Wires can't power another wire through a block
-			{
-				if (m_World.GetBlock(a_BlockX - 2, a_BlockY, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 2, a_BlockY, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY + 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY - 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX - 2, a_BlockY, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}
+			SetBlockLinkedPowered(a_BlockX - 2, a_BlockY, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+
 			break;
 		}
 		case BLOCK_FACE_XP:
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE)
-			{
-				if (m_World.GetBlock(a_BlockX + 2, a_BlockY, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 2, a_BlockY, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY + 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY - 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX + 2, a_BlockY, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}		
+			SetBlockLinkedPowered(a_BlockX + 2, a_BlockY, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+
 			break;
 		}
 		case BLOCK_FACE_YM:
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE)
-			{
-				if (m_World.GetBlock(a_BlockX, a_BlockY - 2, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY - 2, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY - 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY - 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX, a_BlockY - 2, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}
+			SetBlockLinkedPowered(a_BlockX, a_BlockY - 2, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+
 			break;
 		}
 		case BLOCK_FACE_YP:
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE)
-			{
-				if (m_World.GetBlock(a_BlockX, a_BlockY + 2, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY + 2, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY + 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY + 1, a_BlockZ) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX, a_BlockY + 2, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}		
+			SetBlockLinkedPowered(a_BlockX, a_BlockY + 2, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+
 			break;
 		}
 		case BLOCK_FACE_ZM:
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 1);
+						
+			SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ - 2, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE)
-			{
-				if (m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 2) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ - 2, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ - 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ - 2, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}
 			break;
 		}
 		case BLOCK_FACE_ZP:
 		{
 			BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1);
+			
+			SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ + 2, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
+			SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
 
-			if (a_SourceType == E_BLOCK_REDSTONE_WIRE)
-			{
-				if (m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 2) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ + 2, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-				if (m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ + 1) != E_BLOCK_REDSTONE_WIRE)
-				{
-					SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				}
-			}
-			else
-			{
-				SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ + 2, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-				SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock);
-			}
 			break;
 		}
 		default:
@@ -1270,13 +1109,11 @@ void cRedstoneSimulator::SetBlockPowered(int a_BlockX, int a_BlockY, int a_Block
 		return;
 	}
 
-	for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list
+	for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list
 	{
-		sPoweredBlocks & Change = *itr;
-
 		if (
-			Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) &&
-			Change.a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ))
+			itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) &&
+			itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ))
 			)
 		{
 			// Check for duplicates
@@ -1302,24 +1139,28 @@ void cRedstoneSimulator::SetBlockLinkedPowered(
 	BLOCKTYPE a_SourceBlock, BLOCKTYPE a_MiddleBlock
 )
 {
-	if (m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_AIR)
+	BLOCKTYPE DestBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ);
+	if (DestBlock == E_BLOCK_AIR)
 	{
 		// Don't set air, fixes some bugs (wires powering themselves)
 		return;
 	}
-	if (!IsViableMiddleBlock(m_World.GetBlock(a_MiddleX, a_MiddleY, a_MiddleZ)))
+	if (!IsViableMiddleBlock(a_MiddleBlock))
 	{
 		return;
 	}
-
-	for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list
+	if ((a_SourceBlock == E_BLOCK_REDSTONE_WIRE) && (DestBlock == E_BLOCK_REDSTONE_WIRE))
 	{
-		sLinkedPoweredBlocks & Change = *itr;
+		// Wires cannot power another wire through a block
+		return;
+	}
 
+	for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list
+	{
 		if (
-			Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) &&
-			Change.a_MiddlePos.Equals(Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ)) &&
-			Change.a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ))
+			itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) &&
+			itr->a_MiddlePos.Equals(Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ)) &&
+			itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ))
 			)
 		{
 			// Check for duplicates
@@ -1344,24 +1185,25 @@ void cRedstoneSimulator::SetPlayerToggleableBlockAsSimulated(int a_BlockX, int a
 {
 	for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr)
 	{
-		sSimulatedPlayerToggleableList & Change = *itr;
+		if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		{
+			continue;
+		}
 
-		if (Change.a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)))
+		if (itr->WasLastStatePowered != WasLastStatePowered)
 		{
-			if (Change.WasLastStatePowered != WasLastStatePowered)
-			{
-				// If power states different, erase the old listing in preparation to add new one
-				m_SimulatedPlayerToggleableBlocks.erase(itr);
-				break;
-			}
-			else
-			{
-				// If states the same, just ignore
-				return;
-			}
+			// If power states different, update listing
+			itr->WasLastStatePowered = WasLastStatePowered;
+			return;
+		}
+		else
+		{
+			// If states the same, just ignore
+			return;
 		}
 	}
 
+	// We have arrive here; no block must be in list - add one
 	sSimulatedPlayerToggleableList RC;
 	RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ);
 	RC.WasLastStatePowered = WasLastStatePowered;
diff --git a/src/Simulator/RedstoneSimulator.h b/src/Simulator/RedstoneSimulator.h
index 1d85c0634..23ac510fc 100644
--- a/src/Simulator/RedstoneSimulator.h
+++ b/src/Simulator/RedstoneSimulator.h
@@ -127,7 +127,11 @@ private:
 	void SetAllDirsAsPowered(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SourceBlock);
 
 	/// <summary>Returns if a coordinate is powered or linked powered</summary>
-	bool AreCoordsPowered(int a_BlockX, int a_BlockY, int a_BlockZ);
+	bool AreCoordsPowered(int a_BlockX, int a_BlockY, int a_BlockZ) { return AreCoordsDirectlyPowered(a_BlockX, a_BlockY, a_BlockZ) || AreCoordsLinkedPowered(a_BlockX, a_BlockY, a_BlockZ); }
+	/// <summary>Returns if a coordinate is in the directly powered blocks list</summary>
+	bool AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ);
+	/// <summary>Returns if a coordinate is in the indirectly powered blocks list</summary>
+	bool AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ);
 	/// <summary>Returns if a coordinate was marked as simulated (for blocks toggleable by players)</summary>
 	bool AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered);
 	/// <summary>Returns if a repeater is powered</summary>
@@ -150,6 +154,9 @@ private:
 		switch (Block)
 		{
 			// Add SOLID but not viable middle blocks here
+			case E_BLOCK_PISTON:
+			case E_BLOCK_PISTON_EXTENSION:
+			case E_BLOCK_STICKY_PISTON:
 			case E_BLOCK_REDSTONE_REPEATER_ON:
 			case E_BLOCK_REDSTONE_REPEATER_OFF:
 			{
diff --git a/src/World.h b/src/World.h
index b6ab321fb..fc821a68a 100644
--- a/src/World.h
+++ b/src/World.h
@@ -392,6 +392,7 @@ public:
 	
 	inline cFluidSimulator * GetWaterSimulator(void) { return m_WaterSimulator; }
 	inline cFluidSimulator * GetLavaSimulator (void) { return m_LavaSimulator; }
+	inline cRedstoneSimulator * GetRedstoneSimulator(void) { return m_RedstoneSimulator; }
 	
 	/// Calls the callback for each block entity in the specified chunk; returns true if all block entities processed, false if the callback aborted by returning true
 	bool ForEachBlockEntityInChunk(int a_ChunkX, int a_ChunkZ, cBlockEntityCallback & a_Callback);  // Exported in ManualBindings.cpp