From 1d6d1e8c73193f57a9c98387ea42eb91eb4d21d1 Mon Sep 17 00:00:00 2001
From: Georg Holzmann <grholzi@users.sourceforge.net>
Date: Fri, 21 Oct 2005 11:56:32 +0000
Subject: only moving to a new directory

svn path=/trunk/externals/grh/; revision=3740
---
 PDContainer/tinyxml/tinyxml.cpp | 1592 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 1592 insertions(+)
 create mode 100755 PDContainer/tinyxml/tinyxml.cpp

(limited to 'PDContainer/tinyxml/tinyxml.cpp')

diff --git a/PDContainer/tinyxml/tinyxml.cpp b/PDContainer/tinyxml/tinyxml.cpp
new file mode 100755
index 0000000..c652cc1
--- /dev/null
+++ b/PDContainer/tinyxml/tinyxml.cpp
@@ -0,0 +1,1592 @@
+/*
+www.sourceforge.net/projects/tinyxml
+Original code (2.0 and earlier )copyright (c) 2000-2002 Lee Thomason (www.grinninglizard.com)
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any
+damages arising from the use of this software.
+
+Permission is granted to anyone to use this software for any
+purpose, including commercial applications, and to alter it and
+redistribute it freely, subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must
+not claim that you wrote the original software. If you use this
+software in a product, an acknowledgment in the product documentation
+would be appreciated but is not required.
+
+2. Altered source versions must be plainly marked as such, and
+must not be misrepresented as being the original software.
+
+3. This notice may not be removed or altered from any source
+distribution.
+*/
+
+#include <ctype.h>
+#include "tinyxml.h"
+
+#ifdef TIXML_USE_STL
+#include <sstream>
+#endif
+
+
+bool TiXmlBase::condenseWhiteSpace = true;
+
+void TiXmlBase::PutString( const TIXML_STRING& str, TIXML_OSTREAM* stream )
+{
+	TIXML_STRING buffer;
+	PutString( str, &buffer );
+	(*stream) << buffer;
+}
+
+void TiXmlBase::PutString( const TIXML_STRING& str, TIXML_STRING* outString )
+{
+	int i=0;
+
+	while( i<(int)str.length() )
+	{
+		unsigned char c = (unsigned char) str[i];
+
+		if (    c == '&' 
+		     && i < ( (int)str.length() - 2 )
+			 && str[i+1] == '#'
+			 && str[i+2] == 'x' )
+		{
+			// Hexadecimal character reference.
+			// Pass through unchanged.
+			// &#xA9;	-- copyright symbol, for example.
+			//
+			// The -1 is a bug fix from Rob Laveaux. It keeps
+			// an overflow from happening if there is no ';'.
+			// There are actually 2 ways to exit this loop -
+			// while fails (error case) and break (semicolon found).
+			// However, there is no mechanism (currently) for
+			// this function to return an error.
+			while ( i<(int)str.length()-1 )
+			{
+				outString->append( str.c_str() + i, 1 );
+				++i;
+				if ( str[i] == ';' )
+					break;
+			}
+		}
+		else if ( c == '&' )
+		{
+			outString->append( entity[0].str, entity[0].strLength );
+			++i;
+		}
+		else if ( c == '<' )
+		{
+			outString->append( entity[1].str, entity[1].strLength );
+			++i;
+		}
+		else if ( c == '>' )
+		{
+			outString->append( entity[2].str, entity[2].strLength );
+			++i;
+		}
+		else if ( c == '\"' )
+		{
+			outString->append( entity[3].str, entity[3].strLength );
+			++i;
+		}
+		else if ( c == '\'' )
+		{
+			outString->append( entity[4].str, entity[4].strLength );
+			++i;
+		}
+		else if ( c < 32 )
+		{
+			// Easy pass at non-alpha/numeric/symbol
+			// Below 32 is symbolic.
+			char buf[ 32 ];
+			sprintf( buf, "&#x%02X;", (unsigned) ( c & 0xff ) );
+			//*ME:	warning C4267: convert 'size_t' to 'int'
+			//*ME:	Int-Cast to make compiler happy ...
+			outString->append( buf, (int)strlen( buf ) );
+			++i;
+		}
+		else
+		{
+			//char realc = (char) c;
+			//outString->append( &realc, 1 );
+			*outString += (char) c;	// somewhat more efficient function call.
+			++i;
+		}
+	}
+}
+
+
+// <-- Strange class for a bug fix. Search for STL_STRING_BUG
+TiXmlBase::StringToBuffer::StringToBuffer( const TIXML_STRING& str )
+{
+	buffer = new char[ str.length()+1 ];
+	if ( buffer )
+	{
+		strcpy( buffer, str.c_str() );
+	}
+}
+
+
+TiXmlBase::StringToBuffer::~StringToBuffer()
+{
+	delete [] buffer;
+}
+// End strange bug fix. -->
+
+
+TiXmlNode::TiXmlNode( NodeType _type ) : TiXmlBase()
+{
+	parent = 0;
+	type = _type;
+	firstChild = 0;
+	lastChild = 0;
+	prev = 0;
+	next = 0;
+}
+
+
+TiXmlNode::~TiXmlNode()
+{
+	TiXmlNode* node = firstChild;
+	TiXmlNode* temp = 0;
+
+	while ( node )
+	{
+		temp = node;
+		node = node->next;
+		delete temp;
+	}	
+}
+
+
+void TiXmlNode::CopyTo( TiXmlNode* target ) const
+{
+	target->SetValue (value.c_str() );
+	target->userData = userData; 
+}
+
+
+void TiXmlNode::Clear()
+{
+	TiXmlNode* node = firstChild;
+	TiXmlNode* temp = 0;
+
+	while ( node )
+	{
+		temp = node;
+		node = node->next;
+		delete temp;
+	}	
+
+	firstChild = 0;
+	lastChild = 0;
+}
+
+
+TiXmlNode* TiXmlNode::LinkEndChild( TiXmlNode* node )
+{
+	node->parent = this;
+
+	node->prev = lastChild;
+	node->next = 0;
+
+	if ( lastChild )
+		lastChild->next = node;
+	else
+		firstChild = node;			// it was an empty list.
+
+	lastChild = node;
+	return node;
+}
+
+
+TiXmlNode* TiXmlNode::InsertEndChild( const TiXmlNode& addThis )
+{
+	TiXmlNode* node = addThis.Clone();
+	if ( !node )
+		return 0;
+
+	return LinkEndChild( node );
+}
+
+
+TiXmlNode* TiXmlNode::InsertBeforeChild( TiXmlNode* beforeThis, const TiXmlNode& addThis )
+{	
+	if ( !beforeThis || beforeThis->parent != this )
+		return 0;
+
+	TiXmlNode* node = addThis.Clone();
+	if ( !node )
+		return 0;
+	node->parent = this;
+
+	node->next = beforeThis;
+	node->prev = beforeThis->prev;
+	if ( beforeThis->prev )
+	{
+		beforeThis->prev->next = node;
+	}
+	else
+	{
+		assert( firstChild == beforeThis );
+		firstChild = node;
+	}
+	beforeThis->prev = node;
+	return node;
+}
+
+
+TiXmlNode* TiXmlNode::InsertAfterChild( TiXmlNode* afterThis, const TiXmlNode& addThis )
+{
+	if ( !afterThis || afterThis->parent != this )
+		return 0;
+
+	TiXmlNode* node = addThis.Clone();
+	if ( !node )
+		return 0;
+	node->parent = this;
+
+	node->prev = afterThis;
+	node->next = afterThis->next;
+	if ( afterThis->next )
+	{
+		afterThis->next->prev = node;
+	}
+	else
+	{
+		assert( lastChild == afterThis );
+		lastChild = node;
+	}
+	afterThis->next = node;
+	return node;
+}
+
+
+TiXmlNode* TiXmlNode::ReplaceChild( TiXmlNode* replaceThis, const TiXmlNode& withThis )
+{
+	if ( replaceThis->parent != this )
+		return 0;
+
+	TiXmlNode* node = withThis.Clone();
+	if ( !node )
+		return 0;
+
+	node->next = replaceThis->next;
+	node->prev = replaceThis->prev;
+
+	if ( replaceThis->next )
+		replaceThis->next->prev = node;
+	else
+		lastChild = node;
+
+	if ( replaceThis->prev )
+		replaceThis->prev->next = node;
+	else
+		firstChild = node;
+
+	delete replaceThis;
+	node->parent = this;
+	return node;
+}
+
+
+bool TiXmlNode::RemoveChild( TiXmlNode* removeThis )
+{
+	if ( removeThis->parent != this )
+	{	
+		assert( 0 );
+		return false;
+	}
+
+	if ( removeThis->next )
+		removeThis->next->prev = removeThis->prev;
+	else
+		lastChild = removeThis->prev;
+
+	if ( removeThis->prev )
+		removeThis->prev->next = removeThis->next;
+	else
+		firstChild = removeThis->next;
+
+	delete removeThis;
+	return true;
+}
+
+const TiXmlNode* TiXmlNode::FirstChild( const char * _value ) const
+{
+	const TiXmlNode* node;
+	for ( node = firstChild; node; node = node->next )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+
+TiXmlNode* TiXmlNode::FirstChild( const char * _value )
+{
+	TiXmlNode* node;
+	for ( node = firstChild; node; node = node->next )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+
+const TiXmlNode* TiXmlNode::LastChild( const char * _value ) const
+{
+	const TiXmlNode* node;
+	for ( node = lastChild; node; node = node->prev )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+TiXmlNode* TiXmlNode::LastChild( const char * _value )
+{
+	TiXmlNode* node;
+	for ( node = lastChild; node; node = node->prev )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+const TiXmlNode* TiXmlNode::IterateChildren( const TiXmlNode* previous ) const
+{
+	if ( !previous )
+	{
+		return FirstChild();
+	}
+	else
+	{
+		assert( previous->parent == this );
+		return previous->NextSibling();
+	}
+}
+
+TiXmlNode* TiXmlNode::IterateChildren( TiXmlNode* previous )
+{
+	if ( !previous )
+	{
+		return FirstChild();
+	}
+	else
+	{
+		assert( previous->parent == this );
+		return previous->NextSibling();
+	}
+}
+
+const TiXmlNode* TiXmlNode::IterateChildren( const char * val, const TiXmlNode* previous ) const
+{
+	if ( !previous )
+	{
+		return FirstChild( val );
+	}
+	else
+	{
+		assert( previous->parent == this );
+		return previous->NextSibling( val );
+	}
+}
+
+TiXmlNode* TiXmlNode::IterateChildren( const char * val, TiXmlNode* previous )
+{
+	if ( !previous )
+	{
+		return FirstChild( val );
+	}
+	else
+	{
+		assert( previous->parent == this );
+		return previous->NextSibling( val );
+	}
+}
+
+const TiXmlNode* TiXmlNode::NextSibling( const char * _value ) const 
+{
+	const TiXmlNode* node;
+	for ( node = next; node; node = node->next )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+TiXmlNode* TiXmlNode::NextSibling( const char * _value )
+{
+	TiXmlNode* node;
+	for ( node = next; node; node = node->next )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+const TiXmlNode* TiXmlNode::PreviousSibling( const char * _value ) const
+{
+	const TiXmlNode* node;
+	for ( node = prev; node; node = node->prev )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+TiXmlNode* TiXmlNode::PreviousSibling( const char * _value )
+{
+	TiXmlNode* node;
+	for ( node = prev; node; node = node->prev )
+	{
+		if ( node->SValue() == _value )
+			return node;
+	}
+	return 0;
+}
+
+void TiXmlElement::RemoveAttribute( const char * name )
+{
+	TiXmlAttribute* node = attributeSet.Find( name );
+	if ( node )
+	{
+		attributeSet.Remove( node );
+		delete node;
+	}
+}
+
+const TiXmlElement* TiXmlNode::FirstChildElement() const
+{
+	const TiXmlNode* node;
+
+	for (	node = FirstChild();
+			node;
+			node = node->NextSibling() )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+TiXmlElement* TiXmlNode::FirstChildElement()
+{
+	TiXmlNode* node;
+
+	for (	node = FirstChild();
+			node;
+			node = node->NextSibling() )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+const TiXmlElement* TiXmlNode::FirstChildElement( const char * _value ) const
+{
+	const TiXmlNode* node;
+
+	for (	node = FirstChild( _value );
+			node;
+			node = node->NextSibling( _value ) )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+TiXmlElement* TiXmlNode::FirstChildElement( const char * _value )
+{
+	TiXmlNode* node;
+
+	for (	node = FirstChild( _value );
+			node;
+			node = node->NextSibling( _value ) )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+const TiXmlElement* TiXmlNode::NextSiblingElement() const
+{
+	const TiXmlNode* node;
+
+	for (	node = NextSibling();
+	node;
+	node = node->NextSibling() )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+TiXmlElement* TiXmlNode::NextSiblingElement()
+{
+	TiXmlNode* node;
+
+	for (	node = NextSibling();
+	node;
+	node = node->NextSibling() )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+const TiXmlElement* TiXmlNode::NextSiblingElement( const char * _value ) const
+{
+	const TiXmlNode* node;
+
+	for (	node = NextSibling( _value );
+	node;
+	node = node->NextSibling( _value ) )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+TiXmlElement* TiXmlNode::NextSiblingElement( const char * _value )
+{
+	TiXmlNode* node;
+
+	for (	node = NextSibling( _value );
+	node;
+	node = node->NextSibling( _value ) )
+	{
+		if ( node->ToElement() )
+			return node->ToElement();
+	}
+	return 0;
+}
+
+
+const TiXmlDocument* TiXmlNode::GetDocument() const
+{
+	const TiXmlNode* node;
+
+	for( node = this; node; node = node->parent )
+	{
+		if ( node->ToDocument() )
+			return node->ToDocument();
+	}
+	return 0;
+}
+
+TiXmlDocument* TiXmlNode::GetDocument()
+{
+	TiXmlNode* node;
+
+	for( node = this; node; node = node->parent )
+	{
+		if ( node->ToDocument() )
+			return node->ToDocument();
+	}
+	return 0;
+}
+
+TiXmlElement::TiXmlElement (const char * _value)
+	: TiXmlNode( TiXmlNode::ELEMENT )
+{
+	firstChild = lastChild = 0;
+	value = _value;
+}
+
+
+#ifdef TIXML_USE_STL
+TiXmlElement::TiXmlElement( const std::string& _value ) 
+	: TiXmlNode( TiXmlNode::ELEMENT )
+{
+	firstChild = lastChild = 0;
+	value = _value;
+}
+#endif
+
+
+TiXmlElement::TiXmlElement( const TiXmlElement& copy)
+	: TiXmlNode( TiXmlNode::ELEMENT )
+{
+	firstChild = lastChild = 0;
+	copy.CopyTo( this );	
+}
+
+
+void TiXmlElement::operator=( const TiXmlElement& base )
+{
+	ClearThis();
+	base.CopyTo( this );
+}
+
+
+TiXmlElement::~TiXmlElement()
+{
+	ClearThis();
+}
+
+
+void TiXmlElement::ClearThis()
+{
+	Clear();
+	while( attributeSet.First() )
+	{
+		TiXmlAttribute* node = attributeSet.First();
+		attributeSet.Remove( node );
+		delete node;
+	}
+}
+
+
+const char * TiXmlElement::Attribute( const char * name ) const
+{
+	const TiXmlAttribute* node = attributeSet.Find( name );
+
+	if ( node )
+		return node->Value();
+
+	return 0;
+}
+
+
+const char * TiXmlElement::Attribute( const char * name, int* i ) const
+{
+	const char * s = Attribute( name );
+	if ( i )
+	{
+		if ( s )
+			*i = atoi( s );
+		else
+			*i = 0;
+	}
+	return s;
+}
+
+
+const char * TiXmlElement::Attribute( const char * name, double* d ) const
+{
+	const char * s = Attribute( name );
+	if ( d )
+	{
+		if ( s )
+			*d = atof( s );
+		else
+			*d = 0;
+	}
+	return s;
+}
+
+
+int TiXmlElement::QueryIntAttribute( const char* name, int* ival ) const
+{
+	const TiXmlAttribute* node = attributeSet.Find( name );
+	if ( !node )
+		return TIXML_NO_ATTRIBUTE;
+
+	return node->QueryIntValue( ival );
+}
+
+
+int TiXmlElement::QueryDoubleAttribute( const char* name, double* dval ) const
+{
+	const TiXmlAttribute* node = attributeSet.Find( name );
+	if ( !node )
+		return TIXML_NO_ATTRIBUTE;
+
+	return node->QueryDoubleValue( dval );
+}
+
+
+void TiXmlElement::SetAttribute( const char * name, int val )
+{	
+	char buf[64];
+	sprintf( buf, "%d", val );
+	SetAttribute( name, buf );
+}
+
+
+void TiXmlElement::SetDoubleAttribute( const char * name, double val )
+{	
+	char buf[256];
+	sprintf( buf, "%f", val );
+	SetAttribute( name, buf );
+}
+
+
+void TiXmlElement::SetAttribute( const char * name, const char * _value )
+{
+	TiXmlAttribute* node = attributeSet.Find( name );
+	if ( node )
+	{
+		node->SetValue( _value );
+		return;
+	}
+
+	TiXmlAttribute* attrib = new TiXmlAttribute( name, _value );
+	if ( attrib )
+	{
+		attributeSet.Add( attrib );
+	}
+	else
+	{
+		TiXmlDocument* document = GetDocument();
+		if ( document ) document->SetError( TIXML_ERROR_OUT_OF_MEMORY, 0, 0, TIXML_ENCODING_UNKNOWN );
+	}
+}
+
+void TiXmlElement::Print( FILE* cfile, int depth ) const
+{
+	int i;
+	for ( i=0; i<depth; i++ )
+	{
+		fprintf( cfile, "    " );
+	}
+
+	fprintf( cfile, "<%s", value.c_str() );
+
+	const TiXmlAttribute* attrib;
+	for ( attrib = attributeSet.First(); attrib; attrib = attrib->Next() )
+	{
+		fprintf( cfile, " " );
+		attrib->Print( cfile, depth );
+	}
+
+	// There are 3 different formatting approaches:
+	// 1) An element without children is printed as a <foo /> node
+	// 2) An element with only a text child is printed as <foo> text </foo>
+	// 3) An element with children is printed on multiple lines.
+	TiXmlNode* node;
+	if ( !firstChild )
+	{
+		fprintf( cfile, " />" );
+	}
+	else if ( firstChild == lastChild && firstChild->ToText() )
+	{
+		fprintf( cfile, ">" );
+		firstChild->Print( cfile, depth + 1 );
+		fprintf( cfile, "</%s>", value.c_str() );
+	}
+	else
+	{
+		fprintf( cfile, ">" );
+
+		for ( node = firstChild; node; node=node->NextSibling() )
+		{
+			if ( !node->ToText() )
+			{
+				fprintf( cfile, "\n" );
+			}
+			node->Print( cfile, depth+1 );
+		}
+		fprintf( cfile, "\n" );
+		for( i=0; i<depth; ++i )
+		fprintf( cfile, "    " );
+		fprintf( cfile, "</%s>", value.c_str() );
+	}
+}
+
+void TiXmlElement::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	(*stream) << "<" << value;
+
+	const TiXmlAttribute* attrib;
+	for ( attrib = attributeSet.First(); attrib; attrib = attrib->Next() )
+	{	
+		(*stream) << " ";
+		attrib->StreamOut( stream );
+	}
+
+	// If this node has children, give it a closing tag. Else
+	// make it an empty tag.
+	TiXmlNode* node;
+	if ( firstChild )
+	{ 		
+		(*stream) << ">";
+
+		for ( node = firstChild; node; node=node->NextSibling() )
+		{
+			node->StreamOut( stream );
+		}
+		(*stream) << "</" << value << ">";
+	}
+	else
+	{
+		(*stream) << " />";
+	}
+}
+
+
+void TiXmlElement::CopyTo( TiXmlElement* target ) const
+{
+	// superclass:
+	TiXmlNode::CopyTo( target );
+
+	// Element class: 
+	// Clone the attributes, then clone the children.
+	const TiXmlAttribute* attribute = 0;
+	for(	attribute = attributeSet.First();
+	attribute;
+	attribute = attribute->Next() )
+	{
+		target->SetAttribute( attribute->Name(), attribute->Value() );
+	}
+
+	TiXmlNode* node = 0;
+	for ( node = firstChild; node; node = node->NextSibling() )
+	{
+		target->LinkEndChild( node->Clone() );
+	}
+}
+
+
+TiXmlNode* TiXmlElement::Clone() const
+{
+	TiXmlElement* clone = new TiXmlElement( Value() );
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+TiXmlDocument::TiXmlDocument() : TiXmlNode( TiXmlNode::DOCUMENT )
+{
+	tabsize = 4;
+	ClearError();
+}
+
+TiXmlDocument::TiXmlDocument( const char * documentName ) : TiXmlNode( TiXmlNode::DOCUMENT )
+{
+	tabsize = 4;
+	value = documentName;
+	ClearError();
+}
+
+
+#ifdef TIXML_USE_STL
+TiXmlDocument::TiXmlDocument( const std::string& documentName ) : TiXmlNode( TiXmlNode::DOCUMENT )
+{
+	tabsize = 4;
+    value = documentName;
+	ClearError();
+}
+#endif
+
+
+TiXmlDocument::TiXmlDocument( const TiXmlDocument& copy ) : TiXmlNode( TiXmlNode::DOCUMENT )
+{
+	copy.CopyTo( this );
+}
+
+
+void TiXmlDocument::operator=( const TiXmlDocument& copy )
+{
+	Clear();
+	copy.CopyTo( this );
+}
+
+
+bool TiXmlDocument::LoadFile( TiXmlEncoding encoding )
+{
+	// See STL_STRING_BUG below.
+	StringToBuffer buf( value );
+
+	if ( buf.buffer && LoadFile( buf.buffer, encoding ) )
+		return true;
+
+	return false;
+}
+
+
+bool TiXmlDocument::SaveFile() const
+{
+	// See STL_STRING_BUG below.
+	StringToBuffer buf( value );
+
+	if ( buf.buffer && SaveFile( buf.buffer ) )
+		return true;
+
+	return false;
+}
+
+bool TiXmlDocument::LoadFile( const char* filename, TiXmlEncoding encoding )
+{
+	// Delete the existing data:
+	Clear();
+	location.Clear();
+
+	// There was a really terrifying little bug here. The code:
+	//		value = filename
+	// in the STL case, cause the assignment method of the std::string to
+	// be called. What is strange, is that the std::string had the same
+	// address as it's c_str() method, and so bad things happen. Looks
+	// like a bug in the Microsoft STL implementation.
+	// See STL_STRING_BUG above.
+	// Fixed with the StringToBuffer class.
+	value = filename;
+
+	FILE* file = fopen( value.c_str (), "r" );
+
+	if ( file )
+	{
+		// Get the file size, so we can pre-allocate the string. HUGE speed impact.
+		long length = 0;
+		fseek( file, 0, SEEK_END );
+		length = ftell( file );
+		fseek( file, 0, SEEK_SET );
+
+		// Strange case, but good to handle up front.
+		if ( length == 0 )
+		{
+			fclose( file );
+			return false;
+		}
+
+		// If we have a file, assume it is all one big XML file, and read it in.
+		// The document parser may decide the document ends sooner than the entire file, however.
+		TIXML_STRING data;
+		data.reserve( length );
+
+		const int BUF_SIZE = 2048;
+		char buf[BUF_SIZE];
+
+		while( fgets( buf, BUF_SIZE, file ) )
+		{
+			data += buf;
+		}
+		fclose( file );
+
+		Parse( data.c_str(), 0, encoding );
+
+		if (  Error() )
+            return false;
+        else
+			return true;
+	}
+	SetError( TIXML_ERROR_OPENING_FILE, 0, 0, TIXML_ENCODING_UNKNOWN );
+	return false;
+}
+
+bool TiXmlDocument::SaveFile( const char * filename ) const
+{
+	// The old c stuff lives on...
+	FILE* fp = fopen( filename, "w" );
+	if ( fp )
+	{
+		Print( fp, 0 );
+		fclose( fp );
+		return true;
+	}
+	return false;
+}
+
+
+void TiXmlDocument::CopyTo( TiXmlDocument* target ) const
+{
+	TiXmlNode::CopyTo( target );
+
+	target->error = error;
+	target->errorDesc = errorDesc.c_str ();
+
+	TiXmlNode* node = 0;
+	for ( node = firstChild; node; node = node->NextSibling() )
+	{
+		target->LinkEndChild( node->Clone() );
+	}	
+}
+
+
+TiXmlNode* TiXmlDocument::Clone() const
+{
+	TiXmlDocument* clone = new TiXmlDocument();
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+void TiXmlDocument::Print( FILE* cfile, int depth ) const
+{
+	const TiXmlNode* node;
+	for ( node=FirstChild(); node; node=node->NextSibling() )
+	{
+		node->Print( cfile, depth );
+		fprintf( cfile, "\n" );
+	}
+}
+
+void TiXmlDocument::StreamOut( TIXML_OSTREAM * out ) const
+{
+	const TiXmlNode* node;
+	for ( node=FirstChild(); node; node=node->NextSibling() )
+	{
+		node->StreamOut( out );
+
+		// Special rule for streams: stop after the root element.
+		// The stream in code will only read one element, so don't
+		// write more than one.
+		if ( node->ToElement() )
+			break;
+	}
+}
+
+
+const TiXmlAttribute* TiXmlAttribute::Next() const
+{
+	// We are using knowledge of the sentinel. The sentinel
+	// have a value or name.
+	if ( next->value.empty() && next->name.empty() )
+		return 0;
+	return next;
+}
+
+TiXmlAttribute* TiXmlAttribute::Next()
+{
+	// We are using knowledge of the sentinel. The sentinel
+	// have a value or name.
+	if ( next->value.empty() && next->name.empty() )
+		return 0;
+	return next;
+}
+
+const TiXmlAttribute* TiXmlAttribute::Previous() const
+{
+	// We are using knowledge of the sentinel. The sentinel
+	// have a value or name.
+	if ( prev->value.empty() && prev->name.empty() )
+		return 0;
+	return prev;
+}
+
+TiXmlAttribute* TiXmlAttribute::Previous()
+{
+	// We are using knowledge of the sentinel. The sentinel
+	// have a value or name.
+	if ( prev->value.empty() && prev->name.empty() )
+		return 0;
+	return prev;
+}
+
+void TiXmlAttribute::Print( FILE* cfile, int /*depth*/ ) const
+{
+	TIXML_STRING n, v;
+
+	PutString( name, &n );
+	PutString( value, &v );
+
+	if (value.find ('\"') == TIXML_STRING::npos)
+		fprintf (cfile, "%s=\"%s\"", n.c_str(), v.c_str() );
+	else
+		fprintf (cfile, "%s='%s'", n.c_str(), v.c_str() );
+}
+
+
+void TiXmlAttribute::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	if (value.find( '\"' ) != TIXML_STRING::npos)
+	{
+		PutString( name, stream );
+		(*stream) << "=" << "'";
+		PutString( value, stream );
+		(*stream) << "'";
+	}
+	else
+	{
+		PutString( name, stream );
+		(*stream) << "=" << "\"";
+		PutString( value, stream );
+		(*stream) << "\"";
+	}
+}
+
+int TiXmlAttribute::QueryIntValue( int* ival ) const
+{
+	if ( sscanf( value.c_str(), "%d", ival ) == 1 )
+		return TIXML_SUCCESS;
+	return TIXML_WRONG_TYPE;
+}
+
+int TiXmlAttribute::QueryDoubleValue( double* dval ) const
+{
+	if ( sscanf( value.c_str(), "%lf", dval ) == 1 )
+		return TIXML_SUCCESS;
+	return TIXML_WRONG_TYPE;
+}
+
+void TiXmlAttribute::SetIntValue( int _value )
+{
+	char buf [64];
+	sprintf (buf, "%d", _value);
+	SetValue (buf);
+}
+
+void TiXmlAttribute::SetDoubleValue( double _value )
+{
+	char buf [256];
+	sprintf (buf, "%lf", _value);
+	SetValue (buf);
+}
+
+const int TiXmlAttribute::IntValue() const
+{
+	return atoi (value.c_str ());
+}
+
+const double  TiXmlAttribute::DoubleValue() const
+{
+	return atof (value.c_str ());
+}
+
+
+TiXmlComment::TiXmlComment( const TiXmlComment& copy ) : TiXmlNode( TiXmlNode::COMMENT )
+{
+	copy.CopyTo( this );
+}
+
+
+void TiXmlComment::operator=( const TiXmlComment& base )
+{
+	Clear();
+	base.CopyTo( this );
+}
+
+
+void TiXmlComment::Print( FILE* cfile, int depth ) const
+{
+	for ( int i=0; i<depth; i++ )
+	{
+		fputs( "    ", cfile );
+	}
+	fprintf( cfile, "<!--%s-->", value.c_str() );
+}
+
+void TiXmlComment::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	(*stream) << "<!--";
+	//PutString( value, stream );
+	(*stream) << value;
+	(*stream) << "-->";
+}
+
+
+void TiXmlComment::CopyTo( TiXmlComment* target ) const
+{
+	TiXmlNode::CopyTo( target );
+}
+
+
+TiXmlNode* TiXmlComment::Clone() const
+{
+	TiXmlComment* clone = new TiXmlComment();
+
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+void TiXmlText::Print( FILE* cfile, int /*depth*/ ) const
+{
+	TIXML_STRING buffer;
+	PutString( value, &buffer );
+	fprintf( cfile, "%s", buffer.c_str() );
+}
+
+
+void TiXmlText::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	PutString( value, stream );
+}
+
+
+void TiXmlText::CopyTo( TiXmlText* target ) const
+{
+	TiXmlNode::CopyTo( target );
+}
+
+
+TiXmlNode* TiXmlText::Clone() const
+{	
+	TiXmlText* clone = 0;
+	clone = new TiXmlText( "" );
+
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+TiXmlDeclaration::TiXmlDeclaration( const char * _version,
+									const char * _encoding,
+									const char * _standalone )
+	: TiXmlNode( TiXmlNode::DECLARATION )
+{
+	version = _version;
+	encoding = _encoding;
+	standalone = _standalone;
+}
+
+
+#ifdef TIXML_USE_STL
+TiXmlDeclaration::TiXmlDeclaration(	const std::string& _version,
+									const std::string& _encoding,
+									const std::string& _standalone )
+	: TiXmlNode( TiXmlNode::DECLARATION )
+{
+	version = _version;
+	encoding = _encoding;
+	standalone = _standalone;
+}
+#endif
+
+
+TiXmlDeclaration::TiXmlDeclaration( const TiXmlDeclaration& copy )
+	: TiXmlNode( TiXmlNode::DECLARATION )
+{
+	copy.CopyTo( this );	
+}
+
+
+void TiXmlDeclaration::operator=( const TiXmlDeclaration& copy )
+{
+	Clear();
+	copy.CopyTo( this );
+}
+
+
+void TiXmlDeclaration::Print( FILE* cfile, int /*depth*/ ) const
+{
+	fprintf (cfile, "<?xml ");
+
+	if ( !version.empty() )
+		fprintf (cfile, "version=\"%s\" ", version.c_str ());
+	if ( !encoding.empty() )
+		fprintf (cfile, "encoding=\"%s\" ", encoding.c_str ());
+	if ( !standalone.empty() )
+		fprintf (cfile, "standalone=\"%s\" ", standalone.c_str ());
+	fprintf (cfile, "?>");
+}
+
+void TiXmlDeclaration::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	(*stream) << "<?xml ";
+
+	if ( !version.empty() )
+	{
+		(*stream) << "version=\"";
+		PutString( version, stream );
+		(*stream) << "\" ";
+	}
+	if ( !encoding.empty() )
+	{
+		(*stream) << "encoding=\"";
+		PutString( encoding, stream );
+		(*stream ) << "\" ";
+	}
+	if ( !standalone.empty() )
+	{
+		(*stream) << "standalone=\"";
+		PutString( standalone, stream );
+		(*stream) << "\" ";
+	}
+	(*stream) << "?>";
+}
+
+
+void TiXmlDeclaration::CopyTo( TiXmlDeclaration* target ) const
+{
+	TiXmlNode::CopyTo( target );
+
+	target->version = version;
+	target->encoding = encoding;
+	target->standalone = standalone;
+}
+
+
+TiXmlNode* TiXmlDeclaration::Clone() const
+{	
+	TiXmlDeclaration* clone = new TiXmlDeclaration();
+
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+void TiXmlUnknown::Print( FILE* cfile, int depth ) const
+{
+	for ( int i=0; i<depth; i++ )
+		fprintf( cfile, "    " );
+	fprintf( cfile, "<%s>", value.c_str() );
+}
+
+
+void TiXmlUnknown::StreamOut( TIXML_OSTREAM * stream ) const
+{
+	(*stream) << "<" << value << ">";		// Don't use entities here! It is unknown.
+}
+
+
+void TiXmlUnknown::CopyTo( TiXmlUnknown* target ) const
+{
+	TiXmlNode::CopyTo( target );
+}
+
+
+TiXmlNode* TiXmlUnknown::Clone() const
+{
+	TiXmlUnknown* clone = new TiXmlUnknown();
+
+	if ( !clone )
+		return 0;
+
+	CopyTo( clone );
+	return clone;
+}
+
+
+TiXmlAttributeSet::TiXmlAttributeSet()
+{
+	sentinel.next = &sentinel;
+	sentinel.prev = &sentinel;
+}
+
+
+TiXmlAttributeSet::~TiXmlAttributeSet()
+{
+	assert( sentinel.next == &sentinel );
+	assert( sentinel.prev == &sentinel );
+}
+
+
+void TiXmlAttributeSet::Add( TiXmlAttribute* addMe )
+{
+	assert( !Find( addMe->Name() ) );	// Shouldn't be multiply adding to the set.
+
+	addMe->next = &sentinel;
+	addMe->prev = sentinel.prev;
+
+	sentinel.prev->next = addMe;
+	sentinel.prev      = addMe;
+}
+
+void TiXmlAttributeSet::Remove( TiXmlAttribute* removeMe )
+{
+	TiXmlAttribute* node;
+
+	for( node = sentinel.next; node != &sentinel; node = node->next )
+	{
+		if ( node == removeMe )
+		{
+			node->prev->next = node->next;
+			node->next->prev = node->prev;
+			node->next = 0;
+			node->prev = 0;
+			return;
+		}
+	}
+	assert( 0 );		// we tried to remove a non-linked attribute.
+}
+
+const TiXmlAttribute* TiXmlAttributeSet::Find( const char * name ) const
+{
+	const TiXmlAttribute* node;
+
+	for( node = sentinel.next; node != &sentinel; node = node->next )
+	{
+		if ( node->name == name )
+			return node;
+	}
+	return 0;
+}
+
+TiXmlAttribute*	TiXmlAttributeSet::Find( const char * name )
+{
+	TiXmlAttribute* node;
+
+	for( node = sentinel.next; node != &sentinel; node = node->next )
+	{
+		if ( node->name == name )
+			return node;
+	}
+	return 0;
+}
+
+#ifdef TIXML_USE_STL	
+TIXML_ISTREAM & operator >> (TIXML_ISTREAM & in, TiXmlNode & base)
+{
+	TIXML_STRING tag;
+	tag.reserve( 8 * 1000 );
+	base.StreamIn( &in, &tag );
+
+	base.Parse( tag.c_str(), 0, TIXML_DEFAULT_ENCODING );
+	return in;
+}
+#endif
+
+
+TIXML_OSTREAM & operator<< (TIXML_OSTREAM & out, const TiXmlNode & base)
+{
+	base.StreamOut (& out);
+	return out;
+}
+
+
+#ifdef TIXML_USE_STL	
+std::string & operator<< (std::string& out, const TiXmlNode& base )
+{
+   std::ostringstream os_stream( std::ostringstream::out );
+   base.StreamOut( &os_stream );
+   
+   out.append( os_stream.str() );
+   return out;
+}
+#endif
+
+
+TiXmlHandle TiXmlHandle::FirstChild() const
+{
+	if ( node )
+	{
+		TiXmlNode* child = node->FirstChild();
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::FirstChild( const char * value ) const
+{
+	if ( node )
+	{
+		TiXmlNode* child = node->FirstChild( value );
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::FirstChildElement() const
+{
+	if ( node )
+	{
+		TiXmlElement* child = node->FirstChildElement();
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::FirstChildElement( const char * value ) const
+{
+	if ( node )
+	{
+		TiXmlElement* child = node->FirstChildElement( value );
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::Child( int count ) const
+{
+	if ( node )
+	{
+		int i;
+		TiXmlNode* child = node->FirstChild();
+		for (	i=0;
+				child && i<count;
+				child = child->NextSibling(), ++i )
+		{
+			// nothing
+		}
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::Child( const char* value, int count ) const
+{
+	if ( node )
+	{
+		int i;
+		TiXmlNode* child = node->FirstChild( value );
+		for (	i=0;
+				child && i<count;
+				child = child->NextSibling( value ), ++i )
+		{
+			// nothing
+		}
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::ChildElement( int count ) const
+{
+	if ( node )
+	{
+		int i;
+		TiXmlElement* child = node->FirstChildElement();
+		for (	i=0;
+				child && i<count;
+				child = child->NextSiblingElement(), ++i )
+		{
+			// nothing
+		}
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
+
+
+TiXmlHandle TiXmlHandle::ChildElement( const char* value, int count ) const
+{
+	if ( node )
+	{
+		int i;
+		TiXmlElement* child = node->FirstChildElement( value );
+		for (	i=0;
+				child && i<count;
+				child = child->NextSiblingElement( value ), ++i )
+		{
+			// nothing
+		}
+		if ( child )
+			return TiXmlHandle( child );
+	}
+	return TiXmlHandle( 0 );
+}
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