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diff --git a/PhysX_3.4/Source/PhysXExtensions/src/serialization/Xml/SnXmlImpl.h b/PhysX_3.4/Source/PhysXExtensions/src/serialization/Xml/SnXmlImpl.h
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2016 NVIDIA Corporation. All rights reserved.
+// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
+// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
+#ifndef PX_XML_IMPL_H
+#define PX_XML_IMPL_H
+
+#include "SnXmlMemoryPool.h"
+#include "PsString.h"
+
+namespace physx { namespace Sn {
+
+typedef CMemoryPoolManager TMemoryPoolManager;
+
+namespace snXmlImpl {
+
+	inline PxU32 strLen( const char* inStr )
+	{
+		PxU32 len = 0;
+		if ( inStr )
+		{
+			while ( *inStr )
+			{
+				++len;
+				++inStr;
+			}
+		}
+		return len;
+	}
+}
+	inline const char* copyStr( PxAllocatorCallback& inAllocator, const char* inStr )
+	{
+		if ( inStr && *inStr )
+		{
+			PxU32 theLen = snXmlImpl::strLen( inStr );
+			//The memory will never be released by repx.  If you want it released, you need to pass in a custom allocator
+			//that tracks all allocations and releases unreleased allocations yourself.
+			char* dest = reinterpret_cast<char* >( inAllocator.allocate( theLen + 1, "Repx::const char*", __FILE__, __LINE__ ) );
+			memcpy( dest, inStr, theLen );
+			dest[theLen] = 0;
+			return dest;
+		}
+		return "";
+	}
+
+	template<typename TManagerType>
+	inline const char* copyStr( TManagerType* inMgr, const char* inStr )
+	{
+		if ( inStr && *inStr )
+		{
+			PxU32 theLen = snXmlImpl::strLen( inStr );
+			char* dest = reinterpret_cast<char* >( inMgr->allocate( theLen + 1 ) );
+			memcpy( dest, inStr, theLen );
+			dest[theLen] = 0;
+			return dest;
+		}
+		return "";
+	}
+
+	inline void releaseStr( TMemoryPoolManager* inMgr, const char* inStr, PxU32 )
+	{
+		if ( inStr && *inStr )
+		{
+			inMgr->deallocate( reinterpret_cast< PxU8* >( const_cast<char*>( inStr ) ) ); 
+		}
+	}
+
+	inline void releaseStr( TMemoryPoolManager* inMgr, const char* inStr )
+	{
+		if ( inStr && *inStr )
+		{
+			PxU32 theLen = snXmlImpl::strLen( inStr );
+			releaseStr( inMgr, inStr, theLen );
+		}
+	}
+
+	struct XmlNode
+	{
+		const char* mName; //Never released until all collections are released
+		const char* mData; //Never released until all collections are released
+		
+		XmlNode* mNextSibling;
+		XmlNode* mPreviousSibling;
+		XmlNode* mFirstChild;
+		XmlNode* mParent;
+		XmlNode( const XmlNode& );
+		XmlNode& operator=( const XmlNode& );
+
+		PX_INLINE void initPtrs()
+		{
+			mNextSibling = NULL;
+			mPreviousSibling = NULL;
+			mFirstChild = NULL;
+			mParent = NULL;
+		}
+
+		PX_INLINE XmlNode( const char* inName = "", const char* inData = "" ) 
+			: mName( inName )
+			, mData( inData ) 
+		{ initPtrs(); }
+
+		void addChild( XmlNode* inItem )
+		{
+			inItem->mParent = this;
+			if ( mFirstChild == NULL )
+				mFirstChild = inItem;
+			else
+			{
+				XmlNode* theNode = mFirstChild;
+				//Follow the chain till the end.
+				while( theNode->mNextSibling != NULL )
+					theNode = theNode->mNextSibling;
+				theNode->mNextSibling = inItem;
+				inItem->mPreviousSibling = theNode;
+			}
+		}
+
+		PX_INLINE XmlNode* findChildByName( const char* inName )
+		{
+			for ( XmlNode* theNode = mFirstChild; theNode; theNode = theNode->mNextSibling )
+			{
+				XmlNode* theRepXNode = theNode;
+				if ( physx::shdfnd::stricmp( theRepXNode->mName, inName ) == 0 )
+					return theNode;
+			}
+			return NULL;
+		}
+		
+		PX_INLINE void orphan()
+		{
+			if ( mParent )
+			{
+				if ( mParent->mFirstChild == this )
+					mParent->mFirstChild = mNextSibling;
+			}
+			if ( mPreviousSibling )
+				mPreviousSibling->mNextSibling = mNextSibling;
+			if ( mNextSibling )
+				mNextSibling->mPreviousSibling = mPreviousSibling;
+			if ( mFirstChild )
+				mFirstChild->mParent = NULL;
+			initPtrs();
+		}
+	};
+
+	inline XmlNode* allocateRepXNode( TMemoryPoolManager* inManager, const char* inName, const char* inData )
+	{
+		XmlNode* retval = inManager->allocate<XmlNode>();
+		retval->mName = copyStr( inManager, inName );
+		retval->mData = copyStr( inManager, inData );
+		return retval;
+	}
+
+	inline void release( TMemoryPoolManager* inManager, XmlNode* inNode )
+	{
+		//We *don't* release the strings associated with the node
+		//because they could be shared.  Instead, we just let them 'leak'
+		//in some sense, at least until the memory manager itself is deleted.
+		//DO NOT UNCOMMENT THE LINES BELOW!!
+		//releaseStr( inManager, inNode->mName );
+		//releaseStr( inManager, inNode->mData );
+		inManager->deallocate( inNode );
+	}
+
+	static PX_INLINE void releaseNodeAndChildren( TMemoryPoolManager* inManager, XmlNode* inNode )
+	{
+		if ( inNode->mFirstChild )
+		{
+			XmlNode* childNode( inNode->mFirstChild );
+			while( childNode )
+			{
+				XmlNode* _node( childNode );
+				childNode = _node->mNextSibling;
+				releaseNodeAndChildren( inManager, _node );
+			}
+		}
+		inNode->orphan();
+		release( inManager, inNode );
+	}
+
+	static XmlNode* copyRepXNodeAndSiblings( TMemoryPoolManager* inManager, const XmlNode* inNode, XmlNode* inParent );
+
+	static XmlNode* copyRepXNode( TMemoryPoolManager* inManager, const XmlNode* inNode, XmlNode* inParent = NULL )
+	{
+		XmlNode* newNode( allocateRepXNode( inManager, NULL, NULL ) );
+		newNode->mName = inNode->mName; //Some light structural sharing
+		newNode->mData = inNode->mData; //Some light structural sharing
+		newNode->mParent = inParent;
+		if ( inNode->mFirstChild )
+			newNode->mFirstChild = copyRepXNodeAndSiblings( inManager, inNode->mFirstChild, newNode );
+		return newNode;
+	}
+	
+	static XmlNode* copyRepXNodeAndSiblings( TMemoryPoolManager* inManager, const XmlNode* inNode, XmlNode* inParent )
+	{
+		XmlNode* sibling = inNode->mNextSibling;
+		if ( sibling ) sibling = copyRepXNodeAndSiblings( inManager, sibling, inParent );
+		XmlNode* newNode = copyRepXNode( inManager, inNode, inParent );
+		newNode->mNextSibling = sibling;
+		if ( sibling ) sibling->mPreviousSibling = newNode;
+		return newNode;
+	}
+
+	inline bool isBigEndian() { int i = 1; return *(reinterpret_cast<char*>(&i))==0; }
+	
+
+	struct NameStackEntry
+	{
+		const char* mName;
+		bool		mOpen;
+		NameStackEntry( const char* nm ) : mName( nm ), mOpen( false ) {}
+	};
+
+	typedef PxProfileArray<NameStackEntry> TNameStack;
+}  }
+
+
+#endif