intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

71 files changed, 11004 insertions, 0 deletions

diff --git a/contrib/libs/poco/XML/src/AbstractContainerNode.cpp b/contrib/libs/poco/XML/src/AbstractContainerNode.cpp
new file mode 100644
index 00000000000..52134ce09cd
--- /dev/null
+++ b/contrib/libs/poco/XML/src/AbstractContainerNode.cpp
@@ -0,0 +1,573 @@
+//
+// AbstractContainerNode.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/AbstractContainerNode.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/DOM/ElementsByTagNameList.h"
+#include "Poco/DOM/AutoPtr.h"
+#include "Poco/NumberParser.h"
+#include "Poco/UnicodeConverter.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString AbstractContainerNode::WILDCARD(toXMLString("*"));
+
+
+AbstractContainerNode::AbstractContainerNode(Document* pOwnerDocument): 
+	AbstractNode(pOwnerDocument),
+	_pFirstChild(0)
+{
+}
+
+
+AbstractContainerNode::AbstractContainerNode(Document* pOwnerDocument, const AbstractContainerNode& node): 
+	AbstractNode(pOwnerDocument, node),
+	_pFirstChild(0)
+{
+}
+
+
+AbstractContainerNode::~AbstractContainerNode()
+{
+	AbstractNode* pChild = static_cast<AbstractNode*>(_pFirstChild);
+	while (pChild)
+	{
+		AbstractNode* pDelNode = pChild;
+		pChild = pChild->_pNext;
+		pDelNode->_pNext   = 0;
+		pDelNode->_pParent = 0;
+		pDelNode->release();
+	}
+}
+
+
+Node* AbstractContainerNode::firstChild() const
+{
+	return _pFirstChild;
+}
+
+
+Node* AbstractContainerNode::lastChild() const
+{
+	AbstractNode* pChild = _pFirstChild;
+	if (pChild)
+	{
+		while (pChild->_pNext) pChild = pChild->_pNext;
+		return pChild;
+	}
+	return 0;
+}
+
+
+Node* AbstractContainerNode::insertBefore(Node* newChild, Node* refChild)
+{
+	poco_check_ptr (newChild);
+
+	if (static_cast<AbstractNode*>(newChild)->_pOwner != _pOwner && static_cast<AbstractNode*>(newChild)->_pOwner != this)
+		throw DOMException(DOMException::WRONG_DOCUMENT_ERR);
+	if (refChild && static_cast<AbstractNode*>(refChild)->_pParent != this)
+		throw DOMException(DOMException::NOT_FOUND_ERR);
+	if (newChild == refChild)
+		return newChild;
+	if (this == newChild)
+		throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+
+	AbstractNode* pFirst = 0;
+	AbstractNode* pLast  = 0;
+	if (newChild->nodeType() == Node::DOCUMENT_FRAGMENT_NODE)
+	{
+		AbstractContainerNode* pFrag = static_cast<AbstractContainerNode*>(newChild);
+		pFirst = pFrag->_pFirstChild;
+		pLast  = pFirst;
+		if (pFirst)
+		{
+			while (pLast->_pNext)
+			{
+				pLast->_pParent = this;
+				pLast = pLast->_pNext;
+			}
+			pLast->_pParent = this;
+		}
+		pFrag->_pFirstChild = 0;
+	}
+	else
+	{
+		newChild->duplicate();
+		AbstractContainerNode* pParent = static_cast<AbstractNode*>(newChild)->_pParent;
+		if (pParent) pParent->removeChild(newChild);
+		pFirst = static_cast<AbstractNode*>(newChild);
+		pLast  = pFirst;
+		pFirst->_pParent = this;
+	}
+	if (_pFirstChild && pFirst)
+	{
+		AbstractNode* pCur = _pFirstChild;
+		if (pCur == refChild)
+		{
+			pLast->_pNext = _pFirstChild;
+			_pFirstChild  = pFirst;
+		}
+		else
+		{
+			while (pCur && pCur->_pNext != refChild) pCur = pCur->_pNext;
+			if (pCur)
+			{
+				pLast->_pNext = pCur->_pNext;
+				pCur->_pNext = pFirst;
+			}
+			else throw DOMException(DOMException::NOT_FOUND_ERR);
+		}
+	}
+	else _pFirstChild = pFirst;
+
+	if (events())
+	{
+		while (pFirst && pFirst != pLast->_pNext)
+		{
+			pFirst->dispatchNodeInserted();
+			pFirst->dispatchNodeInsertedIntoDocument();
+			pFirst = pFirst->_pNext;
+		}
+		dispatchSubtreeModified();
+	}
+	return newChild;
+}
+
+
+Node* AbstractContainerNode::replaceChild(Node* newChild, Node* oldChild)
+{
+	poco_check_ptr (newChild);
+	poco_check_ptr (oldChild);
+
+	if (static_cast<AbstractNode*>(newChild)->_pOwner != _pOwner && static_cast<AbstractNode*>(newChild)->_pOwner != this)
+		throw DOMException(DOMException::WRONG_DOCUMENT_ERR);
+	if (static_cast<AbstractNode*>(oldChild)->_pParent != this)
+		throw DOMException(DOMException::NOT_FOUND_ERR);
+	if (newChild == oldChild)
+		return newChild;
+	if (this == newChild)
+		throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+
+	bool doEvents = events();
+	if (newChild->nodeType() == Node::DOCUMENT_FRAGMENT_NODE)
+	{
+		insertBefore(newChild, oldChild);
+		removeChild(oldChild);
+	}
+	else
+	{
+		AbstractContainerNode* pParent = static_cast<AbstractNode*>(newChild)->_pParent;
+		if (pParent) pParent->removeChild(newChild);
+
+		if (oldChild == _pFirstChild)
+		{
+			if (doEvents)
+			{
+				_pFirstChild->dispatchNodeRemoved();
+				_pFirstChild->dispatchNodeRemovedFromDocument();
+			}
+			static_cast<AbstractNode*>(newChild)->_pNext   = static_cast<AbstractNode*>(oldChild)->_pNext;
+			static_cast<AbstractNode*>(newChild)->_pParent = this;
+			_pFirstChild->_pNext   = 0;
+			_pFirstChild->_pParent = 0;
+			_pFirstChild = static_cast<AbstractNode*>(newChild);
+			if (doEvents)
+			{
+				static_cast<AbstractNode*>(newChild)->dispatchNodeInserted();
+				static_cast<AbstractNode*>(newChild)->dispatchNodeInsertedIntoDocument();
+			}
+		}
+		else
+		{
+			AbstractNode* pCur = _pFirstChild;
+			while (pCur && pCur->_pNext != oldChild) pCur = pCur->_pNext;
+			if (pCur)
+			{	
+				poco_assert_dbg (pCur->_pNext == oldChild);
+
+				if (doEvents)
+				{
+					static_cast<AbstractNode*>(oldChild)->dispatchNodeRemoved();
+					static_cast<AbstractNode*>(oldChild)->dispatchNodeRemovedFromDocument();
+				}
+				static_cast<AbstractNode*>(newChild)->_pNext   = static_cast<AbstractNode*>(oldChild)->_pNext;
+				static_cast<AbstractNode*>(newChild)->_pParent = this;
+				static_cast<AbstractNode*>(oldChild)->_pNext   = 0;
+				static_cast<AbstractNode*>(oldChild)->_pParent = 0;
+				pCur->_pNext = static_cast<AbstractNode*>(newChild);
+				if (doEvents)
+				{
+					static_cast<AbstractNode*>(newChild)->dispatchNodeInserted();
+					static_cast<AbstractNode*>(newChild)->dispatchNodeInsertedIntoDocument();
+				}
+			}
+			else throw DOMException(DOMException::NOT_FOUND_ERR);
+		}
+		newChild->duplicate();
+		oldChild->autoRelease();
+	}
+	if (doEvents) dispatchSubtreeModified();
+	return oldChild;
+}
+
+
+Node* AbstractContainerNode::removeChild(Node* oldChild)
+{
+	poco_check_ptr (oldChild);
+
+	bool doEvents = events();
+	if (oldChild == _pFirstChild)
+	{
+		if (doEvents)
+		{
+			static_cast<AbstractNode*>(oldChild)->dispatchNodeRemoved();
+			static_cast<AbstractNode*>(oldChild)->dispatchNodeRemovedFromDocument();
+		}
+		_pFirstChild = _pFirstChild->_pNext;
+		static_cast<AbstractNode*>(oldChild)->_pNext   = 0;
+		static_cast<AbstractNode*>(oldChild)->_pParent = 0;
+	}
+	else
+	{
+		AbstractNode* pCur = _pFirstChild;
+		while (pCur && pCur->_pNext != oldChild) pCur = pCur->_pNext;
+		if (pCur)
+		{
+			if (doEvents)
+			{
+				static_cast<AbstractNode*>(oldChild)->dispatchNodeRemoved();
+				static_cast<AbstractNode*>(oldChild)->dispatchNodeRemovedFromDocument();
+			}
+			pCur->_pNext = pCur->_pNext->_pNext;
+			static_cast<AbstractNode*>(oldChild)->_pNext   = 0;
+			static_cast<AbstractNode*>(oldChild)->_pParent = 0;
+		}
+		else throw DOMException(DOMException::NOT_FOUND_ERR);
+	}
+	oldChild->autoRelease();
+	if (doEvents) dispatchSubtreeModified();
+	return oldChild;
+}
+
+
+Node* AbstractContainerNode::appendChild(Node* newChild)
+{
+	return insertBefore(newChild, 0);
+}
+
+
+void AbstractContainerNode::dispatchNodeRemovedFromDocument()
+{
+	AbstractNode::dispatchNodeRemovedFromDocument();
+	Node* pChild = firstChild();
+	while (pChild)
+	{
+		static_cast<AbstractNode*>(pChild)->dispatchNodeRemovedFromDocument();
+		pChild = pChild->nextSibling();
+	}
+}
+
+
+void AbstractContainerNode::dispatchNodeInsertedIntoDocument()
+{
+	AbstractNode::dispatchNodeInsertedIntoDocument();
+	Node* pChild = firstChild();
+	while (pChild)
+	{
+		static_cast<AbstractNode*>(pChild)->dispatchNodeInsertedIntoDocument();
+		pChild = pChild->nextSibling();
+	}
+}
+
+
+bool AbstractContainerNode::hasChildNodes() const
+{
+	return _pFirstChild != 0;
+}
+
+
+bool AbstractContainerNode::hasAttributes() const
+{
+	return false;
+}
+
+
+Node* AbstractContainerNode::getNodeByPath(const XMLString& path) const
+{
+	XMLString::const_iterator it = path.begin();
+	if (it != path.end() && *it == '/') 
+	{
+		++it;
+		if (it != path.end() && *it == '/')
+		{
+			++it;
+			XMLString name;
+			while (it != path.end() && *it != '/' && *it != '@' && *it != '[') name += *it++;
+			if (it != path.end() && *it == '/') ++it;
+			if (name.empty()) name = WILDCARD;
+			AutoPtr<ElementsByTagNameList> pList = new ElementsByTagNameList(this, name);
+			unsigned long length = pList->length();
+			for (unsigned long i = 0; i < length; i++)
+			{
+				XMLString::const_iterator beg = it;
+				const Node* pNode = findNode(beg, path.end(), pList->item(i), 0);
+				if (pNode) return const_cast<Node*>(pNode);
+			}
+			return 0;
+		}
+	}
+	return const_cast<Node*>(findNode(it, path.end(), this, 0));
+}
+
+
+Node* AbstractContainerNode::getNodeByPathNS(const XMLString& path, const NSMap& nsMap) const
+{
+	XMLString::const_iterator it = path.begin();
+	if (it != path.end() && *it == '/') 
+	{
+		++it;
+		if (it != path.end() && *it == '/')
+		{
+			++it;
+			XMLString name;
+			while (it != path.end() && *it != '/' && *it != '@' && *it != '[') name += *it++;
+			if (it != path.end() && *it == '/') ++it;
+			XMLString namespaceURI;
+			XMLString localName;
+			bool nameOK = true;
+			if (name.empty())
+			{
+				namespaceURI = WILDCARD;
+				localName = WILDCARD;
+			}
+			else
+			{
+				nameOK = nsMap.processName(name, namespaceURI, localName, false);
+			}
+			if (nameOK)
+			{
+				AutoPtr<ElementsByTagNameListNS> pList = new ElementsByTagNameListNS(this, namespaceURI, localName);
+				unsigned long length = pList->length();
+				for (unsigned long i = 0; i < length; i++)
+				{
+					XMLString::const_iterator beg = it;
+					const Node* pNode = findNode(beg, path.end(), pList->item(i), &nsMap);
+					if (pNode) return const_cast<Node*>(pNode);
+				}
+			}
+			return 0;
+		}
+	}
+	return const_cast<Node*>(findNode(it, path.end(), this, &nsMap));
+}
+
+
+const Node* AbstractContainerNode::findNode(XMLString::const_iterator& it, const XMLString::const_iterator& end, const Node* pNode, const NSMap* pNSMap)
+{
+	if (pNode && it != end)
+	{
+		if (*it == '[')
+		{
+			++it;
+			if (it != end && *it == '@')
+			{
+				++it;
+				XMLString attr;
+				while (it != end && *it != ']' && *it != '=') attr += *it++;
+				if (it != end && *it == '=')
+				{
+					++it;
+					XMLString value;
+					if (it != end && *it == '\'')
+					{
+						++it;
+						while (it != end && *it != '\'') value += *it++;
+						if (it != end) ++it;
+					}
+					else
+					{
+						while (it != end && *it != ']') value += *it++;
+					}
+					if (it != end) ++it;
+					return findNode(it, end, findElement(attr, value, pNode, pNSMap), pNSMap);
+				}
+				else
+				{
+					if (it != end) ++it;
+					return findAttribute(attr, pNode, pNSMap);
+				}
+			}
+			else
+			{
+				XMLString index;
+				while (it != end && *it != ']') index += *it++;
+				if (it != end) ++it;
+#ifdef XML_UNICODE_WCHAR_T
+				std::string idx;
+				Poco::UnicodeConverter::convert(index, idx);
+				int i = Poco::NumberParser::parse(idx);	
+#else
+				int i = Poco::NumberParser::parse(index);
+#endif
+				return findNode(it, end, findElement(i, pNode, pNSMap), pNSMap);
+			}
+		}
+		else
+		{
+			while (it != end && *it == '/') ++it;
+			XMLString key;
+			while (it != end && *it != '/' && *it != '[') key += *it++;
+
+			XMLString::const_iterator itStart(it);
+			const Node* pFound = 0;
+			const Node* pElem = findElement(key, pNode->firstChild(), pNSMap);
+			while (!pFound && pElem)
+			{
+				pFound = findNode(it, end, pElem, pNSMap);
+				if (!pFound) pElem = findElement(key, pElem->nextSibling(), pNSMap);
+				it = itStart;
+			}
+			return pFound;
+		}
+	}
+	else return pNode;
+}
+
+
+const Node* AbstractContainerNode::findElement(const XMLString& name, const Node* pNode, const NSMap* pNSMap)
+{
+	while (pNode)
+	{
+		if (pNode->nodeType() == Node::ELEMENT_NODE && namesAreEqual(pNode, name, pNSMap))
+			return pNode;
+		pNode = pNode->nextSibling();
+	}
+	return 0;
+}
+
+
+const Node* AbstractContainerNode::findElement(int index, const Node* pNode, const NSMap* pNSMap)
+{
+	const Node* pRefNode = pNode;
+	if (index > 0)
+	{
+		pNode = pNode->nextSibling();
+		while (pNode)
+		{
+			if (namesAreEqual(pNode, pRefNode, pNSMap))
+			{
+				if (--index == 0) break;
+			}
+			pNode = pNode->nextSibling();
+		}
+	}
+	return pNode;
+}
+
+
+const Node* AbstractContainerNode::findElement(const XMLString& attr, const XMLString& value, const Node* pNode, const NSMap* pNSMap)
+{
+	const Node* pRefNode = pNode;
+	const Element* pElem = dynamic_cast<const Element*>(pNode);
+	if (!(pElem && pElem->hasAttributeValue(attr, value, pNSMap)))
+	{
+		pNode = pNode->nextSibling();
+		while (pNode)
+		{
+			if (namesAreEqual(pNode, pRefNode, pNSMap))
+			{
+				pElem = dynamic_cast<const Element*>(pNode);
+				if (pElem && pElem->hasAttributeValue(attr, value, pNSMap)) break;
+			}
+			pNode = pNode->nextSibling();
+		}
+	}
+	return pNode;
+}
+
+
+const Attr* AbstractContainerNode::findAttribute(const XMLString& name, const Node* pNode, const NSMap* pNSMap)
+{
+	const Attr* pResult(0);
+	const Element* pElem = dynamic_cast<const Element*>(pNode);
+	if (pElem)
+	{
+		if (pNSMap)
+		{
+			XMLString namespaceURI;
+			XMLString localName;
+			if (pNSMap->processName(name, namespaceURI, localName, true))
+			{
+				pResult = pElem->getAttributeNodeNS(namespaceURI, localName);
+			}
+		}
+		else
+		{
+			pResult = pElem->getAttributeNode(name);
+		}
+	}
+	return pResult;
+}
+
+
+bool AbstractContainerNode::hasAttributeValue(const XMLString& name, const XMLString& value, const NSMap* pNSMap) const
+{
+	const Attr* pAttr = findAttribute(name, this, pNSMap);
+	return pAttr && pAttr->getValue() == value;
+}
+
+
+bool AbstractContainerNode::namesAreEqual(const Node* pNode1, const Node* pNode2, const NSMap* pNSMap)
+{
+	if (pNSMap)
+	{
+		return pNode1->localName() == pNode2->localName() && pNode1->namespaceURI() == pNode2->namespaceURI();
+	}
+	else
+	{
+		return pNode1->nodeName() == pNode2->nodeName();
+	}
+}
+
+
+bool AbstractContainerNode::namesAreEqual(const Node* pNode, const XMLString& name, const NSMap* pNSMap)
+{
+	if (pNSMap)
+	{
+		XMLString namespaceURI;
+		XMLString localName;
+		if (name == WILDCARD)
+		{
+			return true;
+		}
+		else if (pNSMap->processName(name, namespaceURI, localName, false))
+		{
+			return (pNode->namespaceURI() == namespaceURI || namespaceURI == WILDCARD) && (pNode->localName() == localName || localName == WILDCARD);
+		}
+		else return false;
+	}
+	else
+	{
+		return pNode->nodeName() == name || name == WILDCARD;
+	}
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/AbstractNode.cpp b/contrib/libs/poco/XML/src/AbstractNode.cpp
new file mode 100644
index 00000000000..1897d693245
--- /dev/null
+++ b/contrib/libs/poco/XML/src/AbstractNode.cpp
@@ -0,0 +1,367 @@
+//
+// AbstractNode.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/AbstractNode.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/ChildNodesList.h"
+#include "Poco/DOM/EventDispatcher.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/DOM/EventException.h"
+#include "Poco/DOM/DOMImplementation.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/XML/Name.h"
+#include "Poco/DOM/AutoPtr.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString AbstractNode::NODE_NAME = toXMLString("#node");
+const XMLString AbstractNode::EMPTY_STRING;
+
+
+AbstractNode::AbstractNode(Document* pOwnerDocument):
+	_pParent(0),
+	_pNext(0),
+	_pOwner(pOwnerDocument),
+	_pEventDispatcher(0)
+{
+}
+
+
+AbstractNode::AbstractNode(Document* pOwnerDocument, const AbstractNode& /*node*/):
+	_pParent(0),
+	_pNext(0),
+	_pOwner(pOwnerDocument),
+	_pEventDispatcher(0)
+{
+}
+
+
+AbstractNode::~AbstractNode()
+{
+	delete _pEventDispatcher;
+	if (_pNext) _pNext->release();
+}
+
+
+void AbstractNode::autoRelease()
+{
+	_pOwner->autoReleasePool().add(this);
+}
+
+
+const XMLString& AbstractNode::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+const XMLString& AbstractNode::getNodeValue() const
+{
+	return EMPTY_STRING;
+}
+
+
+void AbstractNode::setNodeValue(const XMLString& /*value*/)
+{
+	throw DOMException(DOMException::NO_DATA_ALLOWED_ERR);
+}
+
+
+Node* AbstractNode::parentNode() const
+{
+	return _pParent;
+}
+
+
+NodeList* AbstractNode::childNodes() const
+{
+	return new ChildNodesList(this);
+}
+
+
+Node* AbstractNode::firstChild() const
+{
+	return 0;
+}
+
+
+Node* AbstractNode::lastChild() const
+{
+	return 0;
+}
+
+
+Node* AbstractNode::previousSibling() const
+{
+	if (_pParent)
+	{
+		AbstractNode* pSibling = _pParent->_pFirstChild;
+		while (pSibling)
+		{
+		    if (pSibling->_pNext == this) return pSibling;
+		    pSibling = pSibling->_pNext;
+		}
+	}
+	return 0;
+}
+
+
+Node* AbstractNode::nextSibling() const
+{
+	return _pNext;
+}
+
+
+NamedNodeMap* AbstractNode::attributes() const
+{
+	return 0;
+}
+
+
+Document* AbstractNode::ownerDocument() const
+{
+	return _pOwner;
+}
+
+
+Node* AbstractNode::insertBefore(Node* /*newChild*/, Node* /*refChild*/)
+{
+	throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+}
+
+
+Node* AbstractNode::replaceChild(Node* /*newChild*/, Node* /*oldChild*/)
+{
+	throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+}
+
+
+Node* AbstractNode::removeChild(Node* /*oldChild*/)
+{
+	throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
+}
+
+
+Node* AbstractNode::appendChild(Node* /*newChild*/)
+{
+	throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+}
+
+
+bool AbstractNode::hasChildNodes() const
+{
+	return false;
+}
+
+
+Node* AbstractNode::cloneNode(bool deep) const
+{
+	return copyNode(deep, _pOwner);
+}
+
+
+void AbstractNode::normalize()
+{
+}
+
+
+bool AbstractNode::isSupported(const XMLString& feature, const XMLString& version) const
+{
+	return DOMImplementation::instance().hasFeature(feature, version);
+}
+
+
+const XMLString& AbstractNode::namespaceURI() const
+{
+	return EMPTY_STRING;
+}
+
+
+XMLString AbstractNode::prefix() const
+{
+	return EMPTY_STRING;
+}
+
+
+const XMLString& AbstractNode::localName() const
+{
+	return EMPTY_STRING;
+}
+
+
+bool AbstractNode::hasAttributes() const
+{
+	return false;
+}
+
+
+XMLString AbstractNode::innerText() const
+{
+	return EMPTY_STRING;
+}
+
+
+Node* AbstractNode::getNodeByPath(const XMLString& /*path*/) const
+{
+	return 0;
+}
+
+
+Node* AbstractNode::getNodeByPathNS(const XMLString& /*path*/, const NSMap& /*nsMap*/) const
+{
+	return 0;
+}
+
+
+void AbstractNode::addEventListener(const XMLString& type, EventListener* listener, bool useCapture)
+{
+	if (_pEventDispatcher)
+		_pEventDispatcher->removeEventListener(type, listener, useCapture);
+	else
+		_pEventDispatcher = new EventDispatcher;
+	
+	_pEventDispatcher->addEventListener(type, listener, useCapture);
+}
+
+
+void AbstractNode::removeEventListener(const XMLString& type, EventListener* listener, bool useCapture)
+{
+	if (_pEventDispatcher)
+		_pEventDispatcher->removeEventListener(type, listener, useCapture);
+}
+
+
+bool AbstractNode::dispatchEvent(Event* evt)
+{
+	if (eventsSuspended()) return true;
+
+	if (evt->type().empty()) throw EventException(EventException::UNSPECIFIED_EVENT_TYPE_ERR);
+
+	evt->setTarget(this);
+	evt->setCurrentPhase(Event::CAPTURING_PHASE);
+
+	if (_pParent) _pParent->captureEvent(evt);
+
+	if (_pEventDispatcher && !evt->isStopped())
+	{
+		evt->setCurrentPhase(Event::AT_TARGET);
+		evt->setCurrentTarget(this);
+		_pEventDispatcher->dispatchEvent(evt);
+	}
+	if (!evt->isStopped() && evt->bubbles() && _pParent)
+	{
+		evt->setCurrentPhase(Event::BUBBLING_PHASE);
+		_pParent->bubbleEvent(evt);
+	}
+
+	return evt->isCanceled();
+}
+
+
+void AbstractNode::captureEvent(Event* evt)
+{
+	if (_pParent)
+		_pParent->captureEvent(evt);
+	
+	if (_pEventDispatcher && !evt->isStopped())
+	{
+		evt->setCurrentTarget(this);
+		_pEventDispatcher->captureEvent(evt);
+	}
+}
+
+
+void AbstractNode::bubbleEvent(Event* evt)
+{
+	evt->setCurrentTarget(this);
+	if (_pEventDispatcher)
+	{
+		_pEventDispatcher->bubbleEvent(evt);
+	}
+	if (_pParent && !evt->isStopped())
+		_pParent->bubbleEvent(evt);
+}
+
+
+void AbstractNode::dispatchSubtreeModified()
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMSubtreeModified, this, true, false, 0);
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchNodeInserted()
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMNodeInserted, this, true, false, parentNode());
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchNodeRemoved()
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMNodeRemoved, this, true, false, parentNode());
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchNodeRemovedFromDocument()
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMNodeRemovedFromDocument, this, false, false, 0);
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchNodeInsertedIntoDocument()
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMNodeInsertedIntoDocument, this, false, false, 0);
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchAttrModified(Attr* pAttr, MutationEvent::AttrChangeType changeType, const XMLString& prevValue, const XMLString& newValue)
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMAttrModified, this, true, false, pAttr, prevValue, newValue, pAttr->name(), changeType);
+	dispatchEvent(pEvent.get());
+}
+
+
+void AbstractNode::dispatchCharacterDataModified(const XMLString& prevValue, const XMLString& newValue)
+{
+	AutoPtr<MutationEvent> pEvent = new MutationEvent(_pOwner, MutationEvent::DOMCharacterDataModified, this, true, false, 0, prevValue, newValue, EMPTY_STRING, MutationEvent::MODIFICATION);
+	dispatchEvent(pEvent.get());
+}
+
+
+bool AbstractNode::events() const
+{
+	return _pOwner->events();
+}
+
+
+bool AbstractNode::eventsSuspended() const
+{
+	return _pOwner->eventsSuspended();
+}
+
+
+void AbstractNode::setOwnerDocument(Document* pOwnerDocument)
+{
+	_pOwner = pOwnerDocument;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Attr.cpp b/contrib/libs/poco/XML/src/Attr.cpp
new file mode 100644
index 00000000000..2cce620bfda
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Attr.cpp
@@ -0,0 +1,133 @@
+//
+// Attr.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/XML/NamePool.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Attr::Attr(Document* pOwnerDocument, Element* /*pOwnerElement*/, const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const XMLString& value, bool specified):
+	AbstractNode(pOwnerDocument),
+	_name(pOwnerDocument->namePool().insert(qname, namespaceURI, localName)),
+	_value(value),
+	_specified(specified)
+{ 
+}
+
+
+Attr::Attr(Document* pOwnerDocument, const Attr& attr): 
+	AbstractNode(pOwnerDocument, attr),
+	_name(pOwnerDocument->namePool().insert(attr._name)),
+	_value(attr._value),
+	_specified(attr._specified)
+{
+}
+
+
+Attr::~Attr()
+{
+}
+
+
+void Attr::setValue(const XMLString& value)
+{
+	XMLString oldValue = _value;
+	_value     = value;
+	_specified = true;
+	if (_pParent && !_pOwner->eventsSuspended())
+		_pParent->dispatchAttrModified(this, MutationEvent::MODIFICATION, oldValue, value);
+}
+
+
+Node* Attr::parentNode() const
+{
+	return 0;
+}
+
+
+Node* Attr::previousSibling() const
+{
+	if (_pParent)
+	{
+		Attr* pSibling = static_cast<Element*>(_pParent)->_pFirstAttr;
+		while (pSibling)
+		{
+		    if (pSibling->_pNext == const_cast<Attr*>(this)) return pSibling;
+		    pSibling = static_cast<Attr*>(pSibling->_pNext);
+		}
+		return pSibling;
+	}
+	return 0;
+}
+
+
+const XMLString& Attr::nodeName() const
+{
+	return _name.qname();
+}
+
+
+const XMLString& Attr::getNodeValue() const
+{
+	return _value;
+}
+
+
+void Attr::setNodeValue(const XMLString& value)
+{
+	setValue(value);
+}
+
+
+unsigned short Attr::nodeType() const
+{
+	return ATTRIBUTE_NODE;
+}
+
+
+const XMLString& Attr::namespaceURI() const
+{
+	return _name.namespaceURI();
+}
+
+
+XMLString Attr::prefix() const
+{
+	return _name.prefix();
+}
+
+
+const XMLString& Attr::localName() const
+{
+	return _name.localName();
+}
+
+
+XMLString Attr::innerText() const
+{
+	return nodeValue();
+}
+
+
+Node* Attr::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new Attr(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/AttrMap.cpp b/contrib/libs/poco/XML/src/AttrMap.cpp
new file mode 100644
index 00000000000..cb3a24133dc
--- /dev/null
+++ b/contrib/libs/poco/XML/src/AttrMap.cpp
@@ -0,0 +1,123 @@
+//
+// AttrMap.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/AttrMap.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+AttrMap::AttrMap(Element* pElement):
+	_pElement(pElement)
+{
+	poco_check_ptr (pElement);
+	
+	_pElement->duplicate();
+}
+
+
+AttrMap::~AttrMap()
+{
+	_pElement->release();
+}
+
+
+Node* AttrMap::getNamedItem(const XMLString& name) const
+{
+	return _pElement->getAttributeNode(name);
+}
+
+
+Node* AttrMap::setNamedItem(Node* arg)
+{
+	poco_check_ptr (arg);
+
+	if (arg->nodeType() != Node::ATTRIBUTE_NODE)
+		throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+		
+	return _pElement->setAttributeNode(static_cast<Attr*>(arg));
+}
+
+
+Node* AttrMap::removeNamedItem(const XMLString& name)
+{
+	Attr* pAttr = _pElement->getAttributeNode(name);
+	if (pAttr)
+		return _pElement->removeAttributeNode(pAttr);
+	else
+		return 0;
+}
+
+
+Node* AttrMap::item(unsigned long index) const
+{
+	AbstractNode* pAttr = _pElement->_pFirstAttr;
+	while (index-- > 0 && pAttr) pAttr = static_cast<AbstractNode*>(pAttr->nextSibling());
+	return pAttr;
+}
+
+
+unsigned long AttrMap::length() const
+{
+	unsigned long result = 0;
+	AbstractNode* pAttr = _pElement->_pFirstAttr;
+	while (pAttr) 
+	{
+		pAttr = static_cast<AbstractNode*>(pAttr->nextSibling());
+		++result;
+	}
+	return result;
+}
+
+
+Node* AttrMap::getNamedItemNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return _pElement->getAttributeNodeNS(namespaceURI, localName);
+}
+
+
+Node* AttrMap::setNamedItemNS(Node* arg)
+{
+	poco_check_ptr (arg);
+
+	if (arg->nodeType() != Node::ATTRIBUTE_NODE)
+		throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+
+	return _pElement->setAttributeNodeNS(static_cast<Attr*>(arg));
+}
+
+
+Node* AttrMap::removeNamedItemNS(const XMLString& namespaceURI, const XMLString& localName)
+{
+	Attr* pAttr = _pElement->getAttributeNodeNS(namespaceURI, localName);
+	if (pAttr)
+		return _pElement->removeAttributeNode(pAttr);
+	else
+		return 0;
+}
+
+
+void AttrMap::autoRelease()
+{
+	_pElement->ownerDocument()->autoReleasePool().add(this);
+}
+
+
+} } // namespace Poco::XML
+
diff --git a/contrib/libs/poco/XML/src/Attributes.cpp b/contrib/libs/poco/XML/src/Attributes.cpp
new file mode 100644
index 00000000000..f2baf9ff20e
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Attributes.cpp
@@ -0,0 +1,27 @@
+//
+// Attributes.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/Attributes.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Attributes::~Attributes()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/AttributesImpl.cpp b/contrib/libs/poco/XML/src/AttributesImpl.cpp
new file mode 100644
index 00000000000..0a96c1854f9
--- /dev/null
+++ b/contrib/libs/poco/XML/src/AttributesImpl.cpp
@@ -0,0 +1,280 @@
+//
+// AttributesImpl.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/AttributesImpl.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+AttributesImpl::AttributesImpl()
+{
+	_empty.specified = false;
+	_empty.type = XML_LIT("CDATA");
+}
+
+
+AttributesImpl::AttributesImpl(const Attributes& attributes)
+{
+	_empty.specified = false;
+	_empty.type = XML_LIT("CDATA");
+	setAttributes(attributes);
+}
+
+
+AttributesImpl::AttributesImpl(const AttributesImpl& attributes):
+	_attributes(attributes._attributes),
+	_empty(attributes._empty)
+{
+}
+
+
+AttributesImpl::~AttributesImpl()
+{
+}
+
+
+AttributesImpl& AttributesImpl::operator = (const AttributesImpl& attributes)
+{
+	if (&attributes != this)
+	{
+		_attributes = attributes._attributes;
+	}
+	return *this;
+}
+
+
+int AttributesImpl::getIndex(const XMLString& qname) const
+{
+	int i = 0;
+	AttributeVec::const_iterator it;
+	for (it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->qname == qname) return i;
+		++i;
+	}
+	return -1;
+}
+
+
+int AttributesImpl::getIndex(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	int i = 0;
+	AttributeVec::const_iterator it;
+	for (it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->namespaceURI == namespaceURI && it->localName == localName) return i;
+		++i;
+	}
+	return -1;
+}
+
+
+void AttributesImpl::setValue(int i, const XMLString& value)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].value     = value;
+	_attributes[i].specified = true;
+}
+
+
+void AttributesImpl::setValue(const XMLString& qname, const XMLString& value)
+{
+	Attribute* pAttr = find(qname);
+	if (pAttr)
+	{
+		pAttr->value     = value;
+		pAttr->specified = true;
+	}
+}
+
+
+void AttributesImpl::setValue(const XMLString& namespaceURI, const XMLString& localName, const XMLString& value)
+{
+	Attribute* pAttr = find(namespaceURI, localName);
+	if (pAttr)
+	{
+		pAttr->value     = value;
+		pAttr->specified = true;
+	}
+}
+
+
+void AttributesImpl::setAttributes(const Attributes& attributes)
+{
+	if (&attributes != this)
+	{
+		int count = attributes.getLength();
+		_attributes.clear();
+		_attributes.reserve(count);
+		for (int i = 0; i < count; i++)
+		{
+			addAttribute(attributes.getURI(i), attributes.getLocalName(i), attributes.getQName(i), attributes.getType(i), attributes.getValue(i));
+		}
+	}
+}
+
+
+void AttributesImpl::setAttribute(int i, const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const XMLString& type, const XMLString& value)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].namespaceURI = namespaceURI;
+	_attributes[i].localName    = localName;
+	_attributes[i].qname        = qname;
+	_attributes[i].type         = type;
+	_attributes[i].value        = value;
+	_attributes[i].specified    = true;
+}
+
+
+void AttributesImpl::addAttribute(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const XMLString& type, const XMLString& value)
+{
+	AttributeVec::iterator it = _attributes.insert(_attributes.end(), Attribute());
+	it->namespaceURI = namespaceURI;
+	it->localName    = localName;
+	it->qname        = qname;
+	it->value        = value;
+	it->type         = type;
+	it->specified    = true;
+}
+
+
+void AttributesImpl::addAttribute(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const XMLString& type, const XMLString& value, bool specified)
+{
+	AttributeVec::iterator it = _attributes.insert(_attributes.end(), Attribute());
+	it->namespaceURI = namespaceURI;
+	it->localName    = localName;
+	it->qname        = qname;
+	it->value        = value;
+	it->type         = type;
+	it->specified    = specified;
+}
+
+
+void AttributesImpl::addAttribute(const XMLChar* namespaceURI, const XMLChar* localName, const XMLChar* qname, const XMLChar* type, const XMLChar* value, bool specified)
+{
+	AttributeVec::iterator it = _attributes.insert(_attributes.end(), Attribute());
+	it->namespaceURI = namespaceURI;
+	it->localName    = localName;
+	it->qname        = qname;
+	it->value        = value;
+	it->type         = type;
+	it->specified    = specified;
+}
+
+
+void AttributesImpl::removeAttribute(int i)
+{
+	int cur = 0;
+	for (AttributeVec::iterator it = _attributes.begin(); it != _attributes.end(); ++it, ++cur)
+	{
+		if (cur == i)
+		{
+			_attributes.erase(it);
+			break;
+		}
+	}
+}
+
+
+void AttributesImpl::removeAttribute(const XMLString& qname)
+{
+	for (AttributeVec::iterator it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->qname == qname)
+		{
+			_attributes.erase(it);
+			break;
+		}
+	}
+}
+
+
+void AttributesImpl::removeAttribute(const XMLString& namespaceURI, const XMLString& localName)
+{
+	for (AttributeVec::iterator it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->namespaceURI == namespaceURI && it->localName == localName)
+		{
+			_attributes.erase(it);
+			break;
+		}
+	}
+}
+
+
+void AttributesImpl::clear()
+{
+	_attributes.clear();
+}
+
+
+void AttributesImpl::reserve(std::size_t capacity)
+{
+	_attributes.reserve(capacity);
+}
+
+
+void AttributesImpl::setLocalName(int i, const XMLString& localName)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].localName = localName;
+}
+
+
+void AttributesImpl::setQName(int i, const XMLString& qname)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].qname = qname;
+}
+
+
+void AttributesImpl::setType(int i, const XMLString& type)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].type = type;
+}
+
+
+void AttributesImpl::setURI(int i, const XMLString& namespaceURI)
+{
+	poco_assert (0 <= i && i < static_cast<int>(_attributes.size()));
+	_attributes[i].namespaceURI = namespaceURI;
+}
+
+
+AttributesImpl::Attribute* AttributesImpl::find(const XMLString& qname) const
+{
+	for (AttributeVec::const_iterator it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->qname == qname) 
+			return const_cast<Attribute*>(&(*it));
+	}
+	return 0;
+}
+
+
+AttributesImpl::Attribute* AttributesImpl::find(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	for (AttributeVec::const_iterator it = _attributes.begin(); it != _attributes.end(); ++it)
+	{
+		if (it->namespaceURI == namespaceURI && it->localName == localName) 
+			return const_cast<Attribute*>(&(*it));
+	}
+	return 0;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/CDATASection.cpp b/contrib/libs/poco/XML/src/CDATASection.cpp
new file mode 100644
index 00000000000..478b590a07e
--- /dev/null
+++ b/contrib/libs/poco/XML/src/CDATASection.cpp
@@ -0,0 +1,74 @@
+//
+// CDATASection.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/CDATASection.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString CDATASection::NODE_NAME = toXMLString("#cdata-section");
+
+
+CDATASection::CDATASection(Document* pOwnerDocument, const XMLString& data): 
+	Text(pOwnerDocument, data)
+{
+}
+
+
+CDATASection::CDATASection(Document* pOwnerDocument, const CDATASection& sec): 
+	Text(pOwnerDocument, sec)
+{
+}
+
+
+CDATASection::~CDATASection()
+{
+}
+
+
+Text* CDATASection::splitText(unsigned long offset)
+{
+	Node* pParent = parentNode();
+	if (!pParent) throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+	int n = length() - offset;
+	Text* pNew = ownerDocument()->createCDATASection(substringData(offset, n));
+	deleteData(offset, n);
+	pParent->insertBefore(pNew, nextSibling())->release();
+	return pNew;
+}
+
+
+const XMLString& CDATASection::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+unsigned short CDATASection::nodeType() const
+{
+	return Node::CDATA_SECTION_NODE;
+}
+
+
+Node* CDATASection::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new CDATASection(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/CharacterData.cpp b/contrib/libs/poco/XML/src/CharacterData.cpp
new file mode 100644
index 00000000000..f8a3ec324d4
--- /dev/null
+++ b/contrib/libs/poco/XML/src/CharacterData.cpp
@@ -0,0 +1,152 @@
+//
+// CharacterData.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/CharacterData.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/String.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+CharacterData::CharacterData(Document* pOwnerDocument, const XMLString& data): 
+	AbstractNode(pOwnerDocument),
+	_data(data)
+{
+}
+
+
+CharacterData::CharacterData(Document* pOwnerDocument, const CharacterData& data): 
+	AbstractNode(pOwnerDocument, data),
+	_data(data._data)
+{
+}
+
+
+CharacterData::~CharacterData()
+{
+}
+
+
+void CharacterData::setData(const XMLString& data)
+{
+	if (events())
+	{
+		XMLString oldData = _data;
+		_data = data;
+		dispatchCharacterDataModified(oldData, _data);
+	}
+	else
+	{
+		_data = data;
+	}
+}
+
+
+XMLString CharacterData::substringData(unsigned long offset, unsigned long count) const
+{
+	if (offset >= _data.length())
+		throw DOMException(DOMException::INDEX_SIZE_ERR);
+
+	return _data.substr(offset, count);
+}
+
+
+void CharacterData::appendData(const XMLString& arg)
+{
+	if (events())
+	{
+		XMLString oldData = _data;
+		_data.append(arg);
+		dispatchCharacterDataModified(oldData, _data);
+	}
+	else
+	{
+		_data.append(arg);
+	}
+}
+
+
+void CharacterData::insertData(unsigned long offset, const XMLString& arg)
+{
+	if (offset > _data.length())
+		throw DOMException(DOMException::INDEX_SIZE_ERR);
+
+	if (events())
+	{
+		XMLString oldData = _data;
+		_data.insert(offset, arg);
+		dispatchCharacterDataModified(oldData, _data);
+	}
+	else
+	{
+		_data.insert(offset, arg);
+	}
+}
+
+
+void CharacterData::deleteData(unsigned long offset, unsigned long count)
+{
+	if (offset >= _data.length())
+		throw DOMException(DOMException::INDEX_SIZE_ERR);
+
+	if (events())
+	{
+		XMLString oldData = _data;
+		_data.replace(offset, count, EMPTY_STRING);
+		dispatchCharacterDataModified(oldData, _data);
+	}
+	else
+		_data.replace(offset, count, EMPTY_STRING);
+}
+
+
+void CharacterData::replaceData(unsigned long offset, unsigned long count, const XMLString& arg)
+{
+	if (offset >= _data.length())
+		throw DOMException(DOMException::INDEX_SIZE_ERR);
+
+	if (events())
+	{
+		XMLString oldData = _data;
+		_data.replace(offset, count, arg);
+		dispatchCharacterDataModified(oldData, _data);
+	}
+	else
+	{
+		_data.replace(offset, count, arg);
+	}
+}
+
+
+const XMLString& CharacterData::getNodeValue() const
+{
+	return _data;
+}
+
+
+void CharacterData::setNodeValue(const XMLString& value)
+{
+	setData(value);
+}
+
+
+XMLString CharacterData::trimmedData() const
+{
+	return Poco::trim(_data);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ChildNodesList.cpp b/contrib/libs/poco/XML/src/ChildNodesList.cpp
new file mode 100644
index 00000000000..aeacaf15adb
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ChildNodesList.cpp
@@ -0,0 +1,70 @@
+//
+// ChildNodesList.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/ChildNodesList.h"
+#include "Poco/DOM/Node.h"
+#include "Poco/DOM/Document.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+ChildNodesList::ChildNodesList(const Node* pParent):
+	_pParent(pParent)
+{
+	poco_check_ptr (pParent);
+
+	_pParent->duplicate();
+}
+
+
+ChildNodesList::~ChildNodesList()
+{
+	_pParent->release();
+}
+
+
+Node* ChildNodesList::item(unsigned long index) const
+{
+	unsigned long n = 0;
+	Node* pCur = _pParent->firstChild();
+	while (pCur && n++ < index)
+	{
+		pCur = pCur->nextSibling();
+	}
+	return pCur;
+}
+
+
+unsigned long ChildNodesList::length() const
+{
+	unsigned long n = 0;
+	Node* pCur = _pParent->firstChild();
+	while (pCur)
+	{
+		++n;
+		pCur = pCur->nextSibling();
+	}
+	return n;
+}
+
+
+void ChildNodesList::autoRelease()
+{
+	_pParent->ownerDocument()->autoReleasePool().add(this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Comment.cpp b/contrib/libs/poco/XML/src/Comment.cpp
new file mode 100644
index 00000000000..20421cabcaf
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Comment.cpp
@@ -0,0 +1,60 @@
+//
+// Comment.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Comment.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString Comment::NODE_NAME = toXMLString("#comment");
+
+
+Comment::Comment(Document* pOwnerDocument, const XMLString& data): 
+	CharacterData(pOwnerDocument, data)
+{
+}
+
+
+Comment::Comment(Document* pOwnerDocument, const Comment& comment): 
+	CharacterData(pOwnerDocument, comment)
+{
+}
+
+
+Comment::~Comment()
+{
+}
+
+
+const XMLString& Comment::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+unsigned short Comment::nodeType() const
+{
+	return Node::COMMENT_NODE;
+}
+
+
+Node* Comment::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new Comment(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ContentHandler.cpp b/contrib/libs/poco/XML/src/ContentHandler.cpp
new file mode 100644
index 00000000000..03177d11e7f
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ContentHandler.cpp
@@ -0,0 +1,27 @@
+//
+// ContentHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/ContentHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+ContentHandler::~ContentHandler()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMBuilder.cpp b/contrib/libs/poco/XML/src/DOMBuilder.cpp
new file mode 100644
index 00000000000..862d4739501
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMBuilder.cpp
@@ -0,0 +1,312 @@
+//
+// DOMBuilder.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMBuilder
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMBuilder.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/CharacterData.h"
+#include "Poco/DOM/Text.h"
+#include "Poco/DOM/Comment.h"
+#include "Poco/DOM/CDATASection.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/Entity.h"
+#include "Poco/DOM/EntityReference.h"
+#include "Poco/DOM/Notation.h"
+#include "Poco/DOM/ProcessingInstruction.h"
+#include "Poco/DOM/AutoPtr.h"
+#include "Poco/SAX/XMLReader.h"
+#include "Poco/SAX/AttributesImpl.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString DOMBuilder::EMPTY_STRING;
+
+
+DOMBuilder::DOMBuilder(XMLReader& xmlReader, NamePool* pNamePool):
+	_xmlReader(xmlReader),
+	_pNamePool(pNamePool),
+	_pDocument(0),
+	_pParent(0),
+	_pPrevious(0),
+	_inCDATA(false),
+	_namespaces(true)
+{
+	_xmlReader.setContentHandler(this);
+	_xmlReader.setDTDHandler(this);
+	_xmlReader.setProperty(XMLReader::PROPERTY_LEXICAL_HANDLER, static_cast<LexicalHandler*>(this));
+
+	if (_pNamePool) _pNamePool->duplicate();
+}
+
+
+DOMBuilder::~DOMBuilder()
+{
+	if (_pNamePool) _pNamePool->release();
+}
+
+
+Document* DOMBuilder::parse(const XMLString& uri)
+{
+	setupParse();
+	_pDocument->suspendEvents();
+	try
+	{
+		_xmlReader.parse(uri);
+	}
+	catch (...)
+	{
+		_pDocument->release();
+		_pDocument = 0;
+		_pParent   = 0;
+		_pPrevious = 0;
+		throw;
+	}
+	_pDocument->resumeEvents();
+	_pDocument->collectGarbage();
+	return _pDocument;
+}
+
+
+Document* DOMBuilder::parse(InputSource* pInputSource)
+{
+	setupParse();
+	_pDocument->suspendEvents();
+	try
+	{
+		_xmlReader.parse(pInputSource);
+	}
+	catch (...)
+	{
+		_pDocument->release();
+		_pDocument = 0;
+		_pParent   = 0;
+		_pPrevious = 0;
+		throw;
+	}
+	_pDocument->resumeEvents();
+	_pDocument->collectGarbage();
+	return _pDocument;
+}
+
+
+Document* DOMBuilder::parseMemoryNP(const char* xml, std::size_t size)
+{
+	setupParse();
+	_pDocument->suspendEvents();
+	try
+	{
+		_xmlReader.parseMemoryNP(xml, size);
+	}
+	catch (...)
+	{
+		_pDocument->release();
+		_pDocument = 0;
+		_pParent   = 0;
+		_pPrevious = 0;
+		throw;
+	}
+	_pDocument->resumeEvents();
+	_pDocument->collectGarbage();
+	return _pDocument;
+}
+
+
+void DOMBuilder::setupParse()
+{
+	_pDocument  = new Document(_pNamePool);
+	_pParent    = _pDocument;
+	_pPrevious  = 0;
+	_inCDATA    = false;
+	_namespaces = _xmlReader.getFeature(XMLReader::FEATURE_NAMESPACES);
+}
+
+
+inline void DOMBuilder::appendNode(AbstractNode* pNode)
+{
+	if (_pPrevious && _pPrevious != _pParent)
+	{
+		_pPrevious->_pNext = pNode;
+		pNode->_pParent = _pParent;
+		pNode->duplicate();
+	}
+	else _pParent->appendChild(pNode);
+	_pPrevious = pNode;
+}
+
+
+void DOMBuilder::notationDecl(const XMLString& name, const XMLString* publicId, const XMLString* systemId)
+{
+	DocumentType* pDoctype = _pDocument->getDoctype();
+	if (pDoctype)
+	{
+		AutoPtr<Notation> pNotation = _pDocument->createNotation(name, (publicId ? *publicId : EMPTY_STRING), (systemId ? *systemId : EMPTY_STRING));
+		pDoctype->appendChild(pNotation);
+	}
+}
+
+
+void DOMBuilder::unparsedEntityDecl(const XMLString& name, const XMLString* publicId, const XMLString& systemId, const XMLString& notationName)
+{
+	DocumentType* pDoctype = _pDocument->getDoctype();
+	if (pDoctype)
+	{
+		AutoPtr<Entity> pEntity = _pDocument->createEntity(name, publicId ? *publicId : EMPTY_STRING, systemId, notationName);
+		pDoctype->appendChild(pEntity);
+	}
+}
+
+
+void DOMBuilder::setDocumentLocator(const Locator* /*loc*/)
+{
+}
+
+
+void DOMBuilder::startDocument()
+{
+}
+
+
+void DOMBuilder::endDocument()
+{
+}
+
+
+void DOMBuilder::startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
+{
+	AutoPtr<Element> pElem = _namespaces ? _pDocument->createElementNS(uri, qname.empty() ? localName : qname) : _pDocument->createElement(qname);
+
+	const AttributesImpl& attrs = dynamic_cast<const AttributesImpl&>(attributes);
+	Attr* pPrevAttr = 0;
+	for (AttributesImpl::iterator it = attrs.begin(); it != attrs.end(); ++it)
+	{
+		AutoPtr<Attr> pAttr = new Attr(_pDocument, 0, it->namespaceURI, it->localName, it->qname, it->value, it->specified);
+		pPrevAttr = pElem->addAttributeNodeNP(pPrevAttr, pAttr);
+	}
+	appendNode(pElem);
+	_pParent = pElem;
+}
+
+
+void DOMBuilder::endElement(const XMLString& /*uri*/, const XMLString& /*localName*/, const XMLString& /*qname*/)
+{
+	_pPrevious = _pParent;
+	_pParent   = static_cast<AbstractContainerNode*>(_pParent->parentNode());
+}
+
+
+void DOMBuilder::characters(const XMLChar ch[], int start, int length)
+{
+	if (_inCDATA)
+	{
+		if (_pPrevious && _pPrevious->nodeType() == Node::CDATA_SECTION_NODE)
+		{
+			static_cast<CDATASection*>(_pPrevious)->appendData(XMLString(ch + start, length));
+		}
+		else
+		{
+			AutoPtr<CDATASection> pCDATA = _pDocument->createCDATASection(XMLString(ch + start, length));
+			appendNode(pCDATA);
+		}
+	}
+	else
+	{
+		if (_pPrevious && _pPrevious->nodeType() == Node::TEXT_NODE)
+		{
+			static_cast<Text*>(_pPrevious)->appendData(XMLString(ch + start, length));
+		}
+		else
+		{
+			AutoPtr<Text> pText = _pDocument->createTextNode(XMLString(ch + start, length));
+			appendNode(pText);
+		}
+	}
+}
+
+
+void DOMBuilder::ignorableWhitespace(const XMLChar ch[], int start, int length)
+{
+	characters(ch, start, length);
+}
+
+
+void DOMBuilder::processingInstruction(const XMLString& target, const XMLString& data)
+{
+	AutoPtr<ProcessingInstruction> pPI = _pDocument->createProcessingInstruction(target, data);
+	appendNode(pPI);
+}
+
+
+void DOMBuilder::startPrefixMapping(const XMLString& /*prefix*/, const XMLString& /*uri*/)
+{
+}
+
+
+void DOMBuilder::endPrefixMapping(const XMLString& /*prefix*/)
+{
+}
+
+
+void DOMBuilder::skippedEntity(const XMLString& name)
+{
+	AutoPtr<EntityReference> pER = _pDocument->createEntityReference(name);
+	appendNode(pER);
+}
+
+
+void DOMBuilder::startDTD(const XMLString& name, const XMLString& publicId, const XMLString& systemId)
+{
+	AutoPtr<DocumentType> pDoctype = new DocumentType(_pDocument, name, publicId, systemId);
+	_pDocument->setDoctype(pDoctype);
+}
+
+
+void DOMBuilder::endDTD()
+{
+}
+
+
+void DOMBuilder::startEntity(const XMLString& /*name*/)
+{
+}
+
+
+void DOMBuilder::endEntity(const XMLString& /*name*/)
+{
+}
+
+
+void DOMBuilder::startCDATA()
+{
+	_inCDATA = true;
+}
+
+
+void DOMBuilder::endCDATA()
+{
+	_inCDATA = false;
+}
+
+
+void DOMBuilder::comment(const XMLChar ch[], int start, int length)
+{
+	AutoPtr<Comment> pComment = _pDocument->createComment(XMLString(ch + start, length));
+	appendNode(pComment);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMException.cpp b/contrib/libs/poco/XML/src/DOMException.cpp
new file mode 100644
index 00000000000..546a1e2aae6
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMException.cpp
@@ -0,0 +1,107 @@
+//
+// DOMException.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMException.h"
+#include <typeinfo>
+
+
+namespace Poco {
+namespace XML {
+
+
+const std::string DOMException::MESSAGES[_NUMBER_OF_MESSAGES] =
+{
+	"Invalid DOM exception code",
+	"Index or size is negative or greater than allowed value",
+	"The specified range of text does not fit into a DOMString",
+	"A node is inserted somewhere it doesn't belong",
+	"A node is used in a different document than the one that created it",
+	"An invalid character is specified",
+	"Data is specified for a node which does not support data",
+	"An attempt is made to modify an object where modifications are not allowed",
+	"An attempt was made to reference a node in a context where it does not exist",
+	"The implementation does not support the type of object requested",
+	"An attempt is made to add an attribute that is already in use elsewhere",
+	"A parameter or an operation is not supported by the underlying object",
+	"An invalid or illegal string is specified",
+	"An attempt is made to modify the type of the underlying object",
+	"An attempt is made to create or change an object in a way which is incorrect with regard to namespaces",
+	"An attempt is made to use an object that is not, or is no longer, usable"
+};
+
+
+DOMException::DOMException(unsigned short code):
+	XMLException(message(code)),
+	_code(code)
+{
+}
+
+	
+DOMException::DOMException(const DOMException& exc):
+	XMLException(exc),
+	_code(exc._code)
+{
+}
+
+	
+DOMException::~DOMException() noexcept
+{
+}
+
+	
+DOMException& DOMException::operator = (const DOMException& exc)
+{
+	if (&exc != this)
+	{
+		XMLException::operator = (exc);
+		_code = exc._code;
+	}
+	return *this;
+}
+
+
+const char* DOMException::name() const noexcept
+{
+	return "DOMException";
+}
+
+
+const char* DOMException::className() const noexcept
+{
+	return typeid(*this).name();
+}
+
+
+Poco::Exception* DOMException::clone() const
+{
+	return new DOMException(*this);
+}
+
+
+void DOMException::rethrow() const
+{
+	throw *this;
+}
+
+
+const std::string& DOMException::message(unsigned short code)
+{
+	if (code >= 1 && code < _NUMBER_OF_MESSAGES)
+		return MESSAGES[code];
+	else
+		return MESSAGES[0];
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMImplementation.cpp b/contrib/libs/poco/XML/src/DOMImplementation.cpp
new file mode 100644
index 00000000000..b6a138d67e1
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMImplementation.cpp
@@ -0,0 +1,86 @@
+//
+// DOMImplementation.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMImplementation.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/String.h"
+#include "Poco/SingletonHolder.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString DOMImplementation::FEATURE_XML            = toXMLString("xml");
+const XMLString DOMImplementation::FEATURE_CORE           = toXMLString("core");
+const XMLString DOMImplementation::FEATURE_EVENTS         = toXMLString("events");
+const XMLString DOMImplementation::FEATURE_MUTATIONEVENTS = toXMLString("mutationevents");
+const XMLString DOMImplementation::FEATURE_TRAVERSAL      = toXMLString("traversal");
+const XMLString DOMImplementation::VERSION_1_0            = toXMLString("1.0");
+const XMLString DOMImplementation::VERSION_2_0            = toXMLString("2.0");
+
+
+DOMImplementation::DOMImplementation()
+{
+}
+
+
+DOMImplementation::~DOMImplementation()
+{
+}
+
+
+bool DOMImplementation::hasFeature(const XMLString& feature, const XMLString& version) const
+{
+	XMLString lcFeature = Poco::toLower(feature);
+	return (lcFeature == FEATURE_XML && version == VERSION_1_0) ||
+	       (lcFeature == FEATURE_CORE && version == VERSION_2_0) ||
+	       (lcFeature == FEATURE_EVENTS && version == VERSION_2_0) ||
+	       (lcFeature == FEATURE_MUTATIONEVENTS && version == VERSION_2_0) ||
+	       (lcFeature == FEATURE_TRAVERSAL && version == VERSION_2_0);
+}
+
+		
+DocumentType* DOMImplementation::createDocumentType(const XMLString& name, const XMLString& publicId, const XMLString& systemId) const
+{
+	return new DocumentType(0, name, publicId, systemId);
+}
+
+
+Document* DOMImplementation::createDocument(const XMLString& namespaceURI, const XMLString& qualifiedName, DocumentType* doctype) const
+{
+	Document* pDoc = new Document(doctype);
+	if (namespaceURI.empty())
+		pDoc->appendChild(pDoc->createElement(qualifiedName))->release();
+	else
+		pDoc->appendChild(pDoc->createElementNS(namespaceURI, qualifiedName))->release();
+	return pDoc;
+}
+
+
+namespace
+{
+	static Poco::SingletonHolder<DOMImplementation> sh;
+}
+
+
+const DOMImplementation& DOMImplementation::instance()
+{
+	return *sh.get();
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMObject.cpp b/contrib/libs/poco/XML/src/DOMObject.cpp
new file mode 100644
index 00000000000..a82708f0dd6
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMObject.cpp
@@ -0,0 +1,32 @@
+//
+// DOMObject.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMObject.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DOMObject::DOMObject(): _rc(1)
+{
+}
+
+	
+DOMObject::~DOMObject()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMParser.cpp b/contrib/libs/poco/XML/src/DOMParser.cpp
new file mode 100644
index 00000000000..5e222c6fd7a
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMParser.cpp
@@ -0,0 +1,157 @@
+//
+// DOMParser.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMParser
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMParser.h"
+#include "Poco/DOM/DOMBuilder.h"
+#include "Poco/SAX/WhitespaceFilter.h"
+#include "Poco/SAX/InputSource.h"
+#include "Poco/XML/NamePool.h"
+#include <sstream>
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString DOMParser::FEATURE_FILTER_WHITESPACE = toXMLString("http://www.appinf.com/features/no-whitespace-in-element-content");
+
+
+DOMParser::DOMParser(NamePool* pNamePool):
+	_pNamePool(pNamePool),
+	_filterWhitespace(false)
+{
+	if (_pNamePool) _pNamePool->duplicate();
+	_saxParser.setFeature(XMLReader::FEATURE_NAMESPACES, true);
+	_saxParser.setFeature(XMLReader::FEATURE_NAMESPACE_PREFIXES, true);
+}
+
+
+DOMParser::DOMParser(unsigned long namePoolSize):
+	_pNamePool(new NamePool(namePoolSize)),
+	_filterWhitespace(false)
+{
+	_saxParser.setFeature(XMLReader::FEATURE_NAMESPACES, true);
+	_saxParser.setFeature(XMLReader::FEATURE_NAMESPACE_PREFIXES, true);
+}
+
+
+DOMParser::~DOMParser()
+{
+	if (_pNamePool) _pNamePool->release();
+}
+
+
+void DOMParser::setEncoding(const XMLString& encoding)
+{
+	_saxParser.setEncoding(encoding);
+}
+
+
+const XMLString& DOMParser::getEncoding() const
+{
+	return _saxParser.getEncoding();
+}
+
+
+void DOMParser::addEncoding(const XMLString& name, Poco::TextEncoding* pEncoding)
+{
+	_saxParser.addEncoding(name, pEncoding);
+}
+
+
+void DOMParser::setFeature(const XMLString& name, bool state)
+{
+	if (name == FEATURE_FILTER_WHITESPACE)
+		_filterWhitespace = state;
+	else
+		_saxParser.setFeature(name, state);
+}
+
+
+bool DOMParser::getFeature(const XMLString& name) const
+{
+	if (name == FEATURE_FILTER_WHITESPACE)
+		return _filterWhitespace;
+	else
+		return _saxParser.getFeature(name);
+}
+
+
+Document* DOMParser::parse(const XMLString& uri)
+{
+	if (_filterWhitespace)
+	{
+		WhitespaceFilter filter(&_saxParser);
+		DOMBuilder builder(filter, _pNamePool);
+		return builder.parse(uri);
+	}
+	else
+	{
+		DOMBuilder builder(_saxParser, _pNamePool);
+		return builder.parse(uri);
+	}
+}
+
+
+Document* DOMParser::parse(InputSource* pInputSource)
+{
+	if (_filterWhitespace)
+	{
+		WhitespaceFilter filter(&_saxParser);
+		DOMBuilder builder(filter, _pNamePool);
+		return builder.parse(pInputSource);
+	}
+	else
+	{
+		DOMBuilder builder(_saxParser, _pNamePool);
+		return builder.parse(pInputSource);
+	}
+}
+
+
+Document* DOMParser::parseString(const std::string& xml)
+{
+	return parseMemory(xml.data(), xml.size());
+}
+
+
+Document* DOMParser::parseMemory(const char* xml, std::size_t size)
+{
+	if (_filterWhitespace)
+	{
+		WhitespaceFilter filter(&_saxParser);
+		DOMBuilder builder(filter, _pNamePool);
+		return builder.parseMemoryNP(xml, size);
+	}
+	else
+	{
+		DOMBuilder builder(_saxParser, _pNamePool);
+		return builder.parseMemoryNP(xml, size);
+	}
+}
+
+
+EntityResolver* DOMParser::getEntityResolver() const
+{
+	return _saxParser.getEntityResolver();
+}
+
+
+void DOMParser::setEntityResolver(EntityResolver* pEntityResolver)
+{
+	_saxParser.setEntityResolver(pEntityResolver);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMSerializer.cpp b/contrib/libs/poco/XML/src/DOMSerializer.cpp
new file mode 100644
index 00000000000..327b3132e0a
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMSerializer.cpp
@@ -0,0 +1,323 @@
+//
+// DOMSerializer.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMSerializer
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DOMSerializer.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/DocumentFragment.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/Text.h"
+#include "Poco/DOM/CDATASection.h"
+#include "Poco/DOM/Comment.h"
+#include "Poco/DOM/ProcessingInstruction.h"
+#include "Poco/DOM/Entity.h"
+#include "Poco/DOM/Notation.h"
+#include "Poco/DOM/NamedNodeMap.h"
+#include "Poco/DOM/AutoPtr.h"
+#include "Poco/SAX/EntityResolver.h"
+#include "Poco/SAX/DTDHandler.h"
+#include "Poco/SAX/ContentHandler.h"
+#include "Poco/SAX/LexicalHandler.h"
+#include "Poco/SAX/AttributesImpl.h"
+#include "Poco/SAX/ErrorHandler.h"
+#include "Poco/SAX/SAXException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString DOMSerializer::CDATA = toXMLString("CDATA");
+
+
+DOMSerializer::DOMSerializer():
+	_pEntityResolver(0),
+	_pDTDHandler(0),
+	_pContentHandler(0),
+	_pErrorHandler(0),
+	_pDeclHandler(0),
+	_pLexicalHandler(0)
+{
+}
+
+
+DOMSerializer::~DOMSerializer()
+{
+}
+
+
+void DOMSerializer::setEntityResolver(EntityResolver* pEntityResolver)
+{
+	_pEntityResolver = pEntityResolver;
+}
+
+
+EntityResolver* DOMSerializer::getEntityResolver() const
+{
+	return _pEntityResolver;
+}
+
+
+void DOMSerializer::setDTDHandler(DTDHandler* pDTDHandler)
+{
+	_pDTDHandler = pDTDHandler;
+}
+
+
+DTDHandler* DOMSerializer::getDTDHandler() const
+{
+	return _pDTDHandler;
+}
+
+
+void DOMSerializer::setContentHandler(ContentHandler* pContentHandler)
+{
+	_pContentHandler = pContentHandler;
+}
+
+
+ContentHandler* DOMSerializer::getContentHandler() const
+{
+	return _pContentHandler;
+}
+
+
+void DOMSerializer::setErrorHandler(ErrorHandler* pErrorHandler)
+{
+	_pErrorHandler = pErrorHandler;
+}
+
+
+ErrorHandler* DOMSerializer::getErrorHandler() const
+{
+	return _pErrorHandler;
+}
+
+
+void DOMSerializer::setFeature(const XMLString& featureId, bool /*state*/)
+{
+	if (featureId == XMLReader::FEATURE_NAMESPACES)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_NAMESPACES));
+	else if (featureId == XMLReader::FEATURE_NAMESPACE_PREFIXES)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_NAMESPACE_PREFIXES));
+	else
+		throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+bool DOMSerializer::getFeature(const XMLString& featureId) const
+{
+	if (featureId == XMLReader::FEATURE_NAMESPACES)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_NAMESPACES));
+	else if (featureId == XMLReader::FEATURE_NAMESPACE_PREFIXES)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_NAMESPACE_PREFIXES));
+	else
+		throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+void DOMSerializer::setProperty(const XMLString& propertyId, const XMLString& /*value*/)
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER || propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		throw SAXNotSupportedException(std::string("property does not take a string value: ") + fromXMLString(propertyId));
+	else
+		throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void DOMSerializer::setProperty(const XMLString& propertyId, void* value)
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER)
+		_pDeclHandler = reinterpret_cast<DeclHandler*>(value);
+	else if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		_pLexicalHandler = reinterpret_cast<LexicalHandler*>(value);
+	else throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void* DOMSerializer::getProperty(const XMLString& propertyId) const
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER)
+		return _pDeclHandler;
+	else if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		return _pLexicalHandler;
+	else throw SAXNotSupportedException(fromXMLString(propertyId));
+}
+
+
+void DOMSerializer::serialize(const Node* pNode)
+{
+	poco_check_ptr (pNode);
+
+	handleNode(pNode);
+}
+
+
+void DOMSerializer::parse(InputSource* /*pSource*/)
+{
+	throw XMLException("The DOMSerializer cannot parse an InputSource");
+}
+
+
+void DOMSerializer::parse(const XMLString& /*systemId*/)
+{
+	throw XMLException("The DOMSerializer cannot parse from a system identifier");
+}
+
+
+void DOMSerializer::parseMemoryNP(const char* /*xml*/, std::size_t /*size*/)
+{
+	throw XMLException("The DOMSerializer cannot parse from memory");
+}
+
+
+void DOMSerializer::iterate(const Node* pNode) const
+{
+	while (pNode)
+	{
+		handleNode(pNode);
+		pNode = pNode->nextSibling();
+	}
+}
+
+
+void DOMSerializer::handleNode(const Node* pNode) const
+{
+	switch (pNode->nodeType())
+	{
+	case Node::ELEMENT_NODE:
+		handleElement(static_cast<const Element*>(pNode)); 
+		break;
+	case Node::TEXT_NODE:
+		handleCharacterData(static_cast<const Text*>(pNode)); 
+		break;
+	case Node::CDATA_SECTION_NODE:
+		handleCDATASection(static_cast<const CDATASection*>(pNode)); 
+		break;
+	case Node::ENTITY_NODE:
+		handleEntity(static_cast<const Entity*>(pNode));
+		break;
+	case Node::PROCESSING_INSTRUCTION_NODE:
+		handlePI(static_cast<const ProcessingInstruction*>(pNode)); 
+		break;
+	case Node::COMMENT_NODE:
+		handleComment(static_cast<const Comment*>(pNode)); 
+		break;
+	case Node::DOCUMENT_NODE:
+		handleDocument(static_cast<const Document*>(pNode)); 
+		break;
+	case Node::DOCUMENT_TYPE_NODE:
+		handleDocumentType(static_cast<const DocumentType*>(pNode));
+		break;
+	case Node::DOCUMENT_FRAGMENT_NODE:
+		handleFragment(static_cast<const DocumentFragment*>(pNode));
+		break;
+	case Node::NOTATION_NODE:
+		handleNotation(static_cast<const Notation*>(pNode));
+		break;
+	}
+}
+
+
+void DOMSerializer::handleElement(const Element* pElement) const
+{
+	if (_pContentHandler) 
+	{
+		AutoPtr<NamedNodeMap> pAttrs = pElement->attributes();
+		AttributesImpl saxAttrs;
+		for (unsigned long i = 0; i < pAttrs->length(); ++i)
+		{
+			Attr* pAttr = static_cast<Attr*>(pAttrs->item(i));
+			saxAttrs.addAttribute(pAttr->namespaceURI(), pAttr->localName(), pAttr->nodeName(), CDATA, pAttr->value(), pAttr->specified());
+		}
+		_pContentHandler->startElement(pElement->namespaceURI(), pElement->localName(), pElement->tagName(), saxAttrs);
+	}
+	iterate(pElement->firstChild());
+	if (_pContentHandler)
+		_pContentHandler->endElement(pElement->namespaceURI(), pElement->localName(), pElement->tagName());
+}
+
+
+void DOMSerializer::handleCharacterData(const Text* pText) const
+{
+	if (_pContentHandler)
+	{
+		const XMLString& data = pText->data();
+		_pContentHandler->characters(data.c_str(), 0, (int) data.length());
+	}
+}
+
+
+void DOMSerializer::handleComment(const Comment* pComment) const
+{
+	if (_pLexicalHandler)
+	{
+		const XMLString& data = pComment->data();
+		_pLexicalHandler->comment(data.c_str(), 0, (int) data.length());
+	}
+}
+
+
+void DOMSerializer::handlePI(const ProcessingInstruction* pPI) const
+{
+	if (_pContentHandler) _pContentHandler->processingInstruction(pPI->target(), pPI->data());
+}
+
+
+void DOMSerializer::handleCDATASection(const CDATASection* pCDATA) const
+{
+	if (_pLexicalHandler) _pLexicalHandler->startCDATA();
+	handleCharacterData(pCDATA);
+	if (_pLexicalHandler) _pLexicalHandler->endCDATA();
+}
+
+
+void DOMSerializer::handleDocument(const Document* pDocument) const
+{
+	if (_pContentHandler) _pContentHandler->startDocument();
+	const DocumentType* pDoctype = pDocument->doctype();
+	if (pDoctype) handleDocumentType(pDoctype);
+	iterate(pDocument->firstChild());
+	if (_pContentHandler) _pContentHandler->endDocument();
+}
+
+
+void DOMSerializer::handleDocumentType(const DocumentType* pDocumentType) const
+{
+	if (_pLexicalHandler) _pLexicalHandler->startDTD(pDocumentType->name(), pDocumentType->publicId(), pDocumentType->systemId());
+	iterate(pDocumentType->firstChild());
+	if (_pLexicalHandler) _pLexicalHandler->endDTD();
+}
+
+
+void DOMSerializer::handleFragment(const DocumentFragment* pFragment) const
+{
+	iterate(pFragment->firstChild());
+}
+
+
+void DOMSerializer::handleNotation(const Notation* pNotation) const
+{
+	if (_pDTDHandler) _pDTDHandler->notationDecl(pNotation->nodeName(), &pNotation->publicId(), &pNotation->systemId());
+}
+
+
+void DOMSerializer::handleEntity(const Entity* pEntity) const
+{
+	if (_pDTDHandler) _pDTDHandler->unparsedEntityDecl(pEntity->nodeName(), &pEntity->publicId(), pEntity->systemId(), pEntity->notationName());
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DOMWriter.cpp b/contrib/libs/poco/XML/src/DOMWriter.cpp
new file mode 100644
index 00000000000..8a087643e88
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DOMWriter.cpp
@@ -0,0 +1,102 @@
+//
+// DOMWriter.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMWriter
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+
+#include "Poco/DOM/DOMWriter.h"
+#include "Poco/XML/XMLWriter.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DocumentFragment.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/DOM/DOMSerializer.h"
+#include "Poco/SAX/LexicalHandler.h"
+#include "Poco/XML/XMLException.h"
+#include "Poco/Path.h"
+#include "Poco/FileStream.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DOMWriter::DOMWriter():
+	_pTextEncoding(0),
+	_options(0),
+	_indent("\t")
+{
+}
+
+
+DOMWriter::~DOMWriter()
+{
+}
+
+
+void DOMWriter::setEncoding(const std::string& encodingName, Poco::TextEncoding& textEncoding)
+{
+	_encodingName  = encodingName;
+	_pTextEncoding = &textEncoding;
+}
+
+
+void DOMWriter::setOptions(int options)
+{
+	_options = options;
+}
+
+
+void DOMWriter::setNewLine(const std::string& newLine)
+{
+	_newLine = newLine;
+}
+
+
+void DOMWriter::setIndent(const std::string& indent)
+{
+	_indent = indent;
+}
+
+
+void DOMWriter::writeNode(XMLByteOutputStream& ostr, const Node* pNode)
+{
+	poco_check_ptr (pNode);
+
+	bool isFragment = pNode->nodeType() != Node::DOCUMENT_NODE;
+
+	XMLWriter writer(ostr, _options, _encodingName, _pTextEncoding);
+	writer.setNewLine(_newLine);
+	writer.setIndent(_indent);
+	
+	DOMSerializer serializer;
+	serializer.setContentHandler(&writer);
+	serializer.setDTDHandler(&writer);
+	serializer.setProperty(XMLReader::PROPERTY_LEXICAL_HANDLER, static_cast<LexicalHandler*>(&writer));
+	if (isFragment) writer.startFragment();
+	serializer.serialize(pNode);
+	if (isFragment) writer.endFragment();
+}
+
+
+void DOMWriter::writeNode(const std::string& systemId, const Node* pNode)
+{
+	Poco::FileOutputStream ostr(systemId);
+	if (ostr.good())
+		writeNode(ostr, pNode);
+	else 
+		throw Poco::CreateFileException(systemId);
+}
+
+
+} } // namespace Poco::XML
+
diff --git a/contrib/libs/poco/XML/src/DTDHandler.cpp b/contrib/libs/poco/XML/src/DTDHandler.cpp
new file mode 100644
index 00000000000..5c478acc408
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DTDHandler.cpp
@@ -0,0 +1,27 @@
+//
+// DTDHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/DTDHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DTDHandler::~DTDHandler()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DTDMap.cpp b/contrib/libs/poco/XML/src/DTDMap.cpp
new file mode 100644
index 00000000000..8b7136287a3
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DTDMap.cpp
@@ -0,0 +1,117 @@
+//
+// DTDMap.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DTDMap.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DTDMap::DTDMap(const DocumentType* pDocumentType, unsigned short type):
+	_pDocumentType(pDocumentType),
+	_type(type)
+{
+	poco_check_ptr (pDocumentType->ownerDocument());
+}
+
+
+DTDMap::~DTDMap()
+{
+}
+
+
+Node* DTDMap::getNamedItem(const XMLString& name) const
+{
+	Node* pCur = _pDocumentType->firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == _type && pCur->nodeName() == name)
+			return pCur;
+		pCur = pCur->nextSibling();
+	}
+	return pCur;
+}
+
+
+Node* DTDMap::setNamedItem(Node* /*arg*/)
+{
+	throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
+}
+
+
+Node* DTDMap::removeNamedItem(const XMLString& /*name*/)
+{
+	throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
+}
+
+
+Node* DTDMap::item(unsigned long index) const
+{
+	unsigned long n = 0;
+	Node* pCur = _pDocumentType->firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == _type)
+		{
+			if (n == index) return pCur;
+			++n;
+		}
+		pCur = pCur->nextSibling();
+	}
+	return pCur;
+}
+
+
+unsigned long DTDMap::length() const
+{
+	unsigned long n = 0;
+	Node* pCur = _pDocumentType->firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == _type) ++n;
+		pCur = pCur->nextSibling();
+	}
+	return n;
+}
+
+
+Node* DTDMap::getNamedItemNS(const XMLString& /*namespaceURI*/, const XMLString& /*localName*/) const
+{
+	return 0;
+}
+
+
+Node* DTDMap::setNamedItemNS(Node* /*arg*/)
+{
+	throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
+}
+
+
+Node* DTDMap::removeNamedItemNS(const XMLString& /*namespaceURI*/, const XMLString& /*localName*/)
+{
+	throw DOMException(DOMException::NO_MODIFICATION_ALLOWED_ERR);
+}
+
+
+void DTDMap::autoRelease()
+{
+	_pDocumentType->ownerDocument()->autoReleasePool().add(this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DeclHandler.cpp b/contrib/libs/poco/XML/src/DeclHandler.cpp
new file mode 100644
index 00000000000..d2164f430f1
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DeclHandler.cpp
@@ -0,0 +1,27 @@
+//
+// DeclHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/DeclHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DeclHandler::~DeclHandler()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DefaultHandler.cpp b/contrib/libs/poco/XML/src/DefaultHandler.cpp
new file mode 100644
index 00000000000..80be56e1d6f
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DefaultHandler.cpp
@@ -0,0 +1,123 @@
+//
+// DefaultHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/DefaultHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DefaultHandler::DefaultHandler()
+{
+}
+
+
+DefaultHandler::~DefaultHandler()
+{
+}
+
+
+InputSource* DefaultHandler::resolveEntity(const XMLString* /*publicId*/, const XMLString& /*systemId*/)
+{
+	return 0;
+}
+
+
+void DefaultHandler::releaseInputSource(InputSource* /*pSource*/)
+{
+}
+
+
+void DefaultHandler::notationDecl(const XMLString& /*name*/, const XMLString* /*publicId*/, const XMLString* /*systemId*/)
+{
+}
+
+
+void DefaultHandler::unparsedEntityDecl(const XMLString& /*name*/, const XMLString* /*publicId*/, const XMLString& /*systemId*/, const XMLString& /*notationName*/)
+{
+}
+
+
+void DefaultHandler::setDocumentLocator(const Locator* /*loc*/)
+{
+}
+
+
+void DefaultHandler::startDocument()
+{
+}
+
+
+void DefaultHandler::endDocument()
+{
+}
+
+
+void DefaultHandler::startElement(const XMLString& /*uri*/, const XMLString& /*localName*/, const XMLString& /*qname*/, const Attributes& /*attributes*/)
+{
+}
+
+
+void DefaultHandler::endElement(const XMLString& /*uri*/, const XMLString& /*localName*/, const XMLString& /*qname*/)
+{
+}
+
+
+void DefaultHandler::characters(const XMLChar /*ch*/[], int /*start*/, int /*length*/)
+{
+}
+
+
+void DefaultHandler::ignorableWhitespace(const XMLChar /*ch*/[], int /*start*/, int /*length*/)
+{
+}
+
+
+void DefaultHandler::processingInstruction(const XMLString& /*target*/, const XMLString& /*data*/)
+{
+}
+
+
+void DefaultHandler::startPrefixMapping(const XMLString& /*prefix*/, const XMLString& /*uri*/)
+{
+}
+
+
+void DefaultHandler::endPrefixMapping(const XMLString& /*prefix*/)
+{
+}
+
+
+void DefaultHandler::skippedEntity(const XMLString& /*name*/)
+{
+}
+
+
+void DefaultHandler::warning(const SAXException& /*exc*/)
+{
+}
+
+
+void DefaultHandler::error(const SAXException& /*exc*/)
+{
+}
+
+
+void DefaultHandler::fatalError(const SAXException& /*exc*/)
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Document.cpp b/contrib/libs/poco/XML/src/Document.cpp
new file mode 100644
index 00000000000..a649c0b066f
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Document.cpp
@@ -0,0 +1,326 @@
+//
+// Document.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/DOMImplementation.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/DocumentFragment.h"
+#include "Poco/DOM/Text.h"
+#include "Poco/DOM/Comment.h"
+#include "Poco/DOM/CDATASection.h"
+#include "Poco/DOM/ProcessingInstruction.h"
+#include "Poco/DOM/EntityReference.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/DOM/ElementsByTagNameList.h"
+#include "Poco/DOM/Entity.h"
+#include "Poco/DOM/Notation.h"
+#include "Poco/XML/Name.h"
+#include "Poco/XML/NamePool.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString Document::NODE_NAME = toXMLString("#document");
+
+
+Document::Document(NamePool* pNamePool): 
+	AbstractContainerNode(0),
+	_pDocumentType(0),
+	_eventSuspendLevel(0)
+{
+	if (pNamePool)
+	{
+		_pNamePool = pNamePool;
+		_pNamePool->duplicate();
+	}
+	else
+	{
+		_pNamePool = new NamePool;
+	}
+}
+
+
+Document::Document(unsigned long namePoolSize): 
+	AbstractContainerNode(0),
+	_pDocumentType(0),
+	_pNamePool(new NamePool(namePoolSize)),
+	_eventSuspendLevel(0)
+{
+}
+
+
+Document::Document(DocumentType* pDocumentType, NamePool* pNamePool): 
+	AbstractContainerNode(0),
+	_pDocumentType(pDocumentType),
+	_eventSuspendLevel(0)
+{
+	if (pNamePool)
+	{
+		_pNamePool = pNamePool;
+		_pNamePool->duplicate();
+	}
+	else
+	{
+		_pNamePool = new NamePool;
+	}
+	if (_pDocumentType)
+	{
+		_pDocumentType->duplicate();
+		_pDocumentType->setOwnerDocument(this);
+	}
+}
+
+
+Document::Document(DocumentType* pDocumentType, unsigned long namePoolSize): 
+	AbstractContainerNode(0),
+	_pDocumentType(pDocumentType),
+	_pNamePool(new NamePool(namePoolSize)),
+	_eventSuspendLevel(0)
+{
+	if (_pDocumentType)
+	{
+		_pDocumentType->duplicate();
+		_pDocumentType->setOwnerDocument(this);
+	}
+}
+
+
+Document::~Document()
+{
+	if (_pDocumentType) _pDocumentType->release();
+	_pNamePool->release();
+}
+
+
+bool Document::dispatchEvent(Event* evt)
+{
+	return _eventSuspendLevel > 0 || AbstractContainerNode::dispatchEvent(evt);
+}
+
+
+void Document::collectGarbage()
+{
+	_autoReleasePool.release();
+}
+
+
+void Document::suspendEvents()
+{
+	++_eventSuspendLevel;
+}
+
+
+void Document::resumeEvents()
+{
+	poco_assert_dbg (_eventSuspendLevel > 0);
+
+	--_eventSuspendLevel;
+}
+
+
+const DOMImplementation& Document::implementation() const
+{
+	return DOMImplementation::instance();
+}
+
+
+Element* Document::documentElement() const
+{
+	// Skip non-element nodes before the document element
+	Node* pCur = firstChild();
+	while (pCur)
+	{
+		if (dynamic_cast<Element*>(pCur))
+			return static_cast<Element*>(pCur);
+		pCur = pCur->nextSibling();
+	}
+	return 0;
+}
+
+
+Element* Document::createElement(const XMLString& tagName) const
+{
+	return new Element(const_cast<Document*>(this), EMPTY_STRING, EMPTY_STRING, tagName); 
+}
+
+
+DocumentFragment* Document::createDocumentFragment() const
+{
+	return new DocumentFragment(const_cast<Document*>(this));
+}
+
+
+Text* Document::createTextNode(const XMLString& data) const
+{
+	return new Text(const_cast<Document*>(this), data);
+}
+
+
+Comment* Document::createComment(const XMLString& data) const
+{
+	return new Comment(const_cast<Document*>(this), data);
+}
+
+
+CDATASection* Document::createCDATASection(const XMLString& data) const
+{
+	return new CDATASection(const_cast<Document*>(this), data);
+}
+
+
+ProcessingInstruction* Document::createProcessingInstruction(const XMLString& target, const XMLString& data) const
+{
+	return new ProcessingInstruction(const_cast<Document*>(this), target, data);
+}
+
+
+Attr* Document::createAttribute(const XMLString& name) const
+{
+	return new Attr(const_cast<Document*>(this), 0, EMPTY_STRING, EMPTY_STRING, name, EMPTY_STRING);
+}
+
+
+EntityReference* Document::createEntityReference(const XMLString& name) const
+{
+	return new EntityReference(const_cast<Document*>(this), name);
+}
+
+
+NodeList* Document::getElementsByTagName(const XMLString& name) const
+{
+	return new ElementsByTagNameList(const_cast<Document*>(this), name);	
+}
+
+
+const XMLString& Document::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+unsigned short Document::nodeType() const
+{
+	return Node::DOCUMENT_NODE;
+}
+
+
+Node* Document::importNode(Node* importedNode, bool deep)
+{
+	return static_cast<AbstractNode*>(importedNode)->copyNode(deep, this);
+}
+
+
+Element* Document::createElementNS(const XMLString& namespaceURI, const XMLString& qualifiedName) const
+{
+	return new Element(const_cast<Document*>(this), namespaceURI, Name::localName(qualifiedName), qualifiedName);
+}
+
+
+Attr* Document::createAttributeNS(const XMLString& namespaceURI, const XMLString& qualifiedName) const
+{
+	return new Attr(const_cast<Document*>(this), 0, namespaceURI, Name::localName(qualifiedName), qualifiedName, EMPTY_STRING);
+}
+
+
+NodeList* Document::getElementsByTagNameNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return new ElementsByTagNameListNS(const_cast<Document*>(this), namespaceURI, localName);	
+}
+
+
+Element* Document::getElementById(const XMLString& /*elementId*/) const
+{
+	return 0;
+}
+
+
+Event* Document::createEvent(const XMLString& eventType) const
+{
+	if (eventType == MutationEvent::DOMSubtreeModified          ||
+	    eventType == MutationEvent::DOMNodeInserted             ||
+		eventType == MutationEvent::DOMNodeRemoved              ||
+		eventType == MutationEvent::DOMNodeRemovedFromDocument  ||
+		eventType == MutationEvent::DOMNodeInsertedIntoDocument ||
+		eventType == MutationEvent::DOMAttrModified             ||
+		eventType == MutationEvent::DOMCharacterDataModified)
+	{
+		return new MutationEvent(const_cast<Document*>(this), eventType);
+	}
+	throw DOMException(DOMException::NOT_SUPPORTED_ERR);
+}
+
+
+Node* Document::copyNode(bool /*deep*/, Document* /*pOwnerDocument*/) const
+{
+	throw DOMException(DOMException::NOT_SUPPORTED_ERR);
+}
+
+
+void Document::setDoctype(DocumentType* pDoctype)
+{
+	if (_pDocumentType) _pDocumentType->release();
+	_pDocumentType = pDoctype;
+	if (_pDocumentType)
+	{
+		_pDocumentType->duplicate();
+		_pDocumentType->setOwnerDocument(this);
+	}
+}
+
+
+bool Document::eventsSuspended() const
+{
+	return _eventSuspendLevel > 0;
+}
+
+
+bool Document::events() const
+{
+	return _eventSuspendLevel == 0;
+}
+
+
+Entity* Document::createEntity(const XMLString& name, const XMLString& publicId, const XMLString& systemId, const XMLString& notationName) const
+{
+	return new Entity(const_cast<Document*>(this), name, publicId, systemId, notationName);
+}
+
+
+Notation* Document::createNotation(const XMLString& name, const XMLString& publicId, const XMLString& systemId) const
+{
+	return new Notation(const_cast<Document*>(this), name, publicId, systemId);
+}
+
+
+Element* Document::getElementById(const XMLString& elementId, const XMLString& idAttribute) const
+{
+	Element* pElem = documentElement();
+	if (pElem) pElem = pElem->getElementById(elementId, idAttribute);
+	return pElem;
+}
+
+
+Element* Document::getElementByIdNS(const XMLString& elementId, const XMLString& idAttributeURI, const XMLString& idAttributeLocalName) const
+{
+	Element* pElem = documentElement();
+	if (pElem) pElem = pElem->getElementByIdNS(elementId, idAttributeURI, idAttributeLocalName);
+	return pElem;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DocumentEvent.cpp b/contrib/libs/poco/XML/src/DocumentEvent.cpp
new file mode 100644
index 00000000000..943e69f67db
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DocumentEvent.cpp
@@ -0,0 +1,27 @@
+//
+// DocumentEvent.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DocumentEvent.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DocumentEvent::~DocumentEvent()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DocumentFragment.cpp b/contrib/libs/poco/XML/src/DocumentFragment.cpp
new file mode 100644
index 00000000000..462be5292e2
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DocumentFragment.cpp
@@ -0,0 +1,70 @@
+//
+// DocumentFragment.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DocumentFragment.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString DocumentFragment::NODE_NAME = toXMLString("#document-fragment");
+
+
+DocumentFragment::DocumentFragment(Document* pOwnerDocument): 
+	AbstractContainerNode(pOwnerDocument)
+{
+}
+
+
+DocumentFragment::DocumentFragment( Document* pOwnerDocument, const DocumentFragment& fragment): 
+	AbstractContainerNode(pOwnerDocument, fragment)
+{
+}
+
+
+DocumentFragment::~DocumentFragment()
+{
+}
+
+
+const XMLString& DocumentFragment::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+unsigned short DocumentFragment::nodeType() const
+{
+	return Node::DOCUMENT_FRAGMENT_NODE;
+}
+
+
+Node* DocumentFragment::copyNode(bool deep, Document* pOwnerDocument) const
+{
+	DocumentFragment* pClone = new DocumentFragment(pOwnerDocument, *this);
+	if (deep)
+	{
+		Node* pCur = firstChild();
+		while (pCur)
+		{
+			pClone->appendChild(static_cast<AbstractNode*>(pCur)->copyNode(deep, pOwnerDocument))->release();
+			pCur = pCur->nextSibling();
+		}
+	}
+	return pClone;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/DocumentType.cpp b/contrib/libs/poco/XML/src/DocumentType.cpp
new file mode 100644
index 00000000000..cc55f595868
--- /dev/null
+++ b/contrib/libs/poco/XML/src/DocumentType.cpp
@@ -0,0 +1,84 @@
+//
+// DocumentType.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/DocumentType.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DTDMap.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+DocumentType::DocumentType(Document* pOwner, const XMLString& name, const XMLString& publicId, const XMLString& systemId): 
+	AbstractContainerNode(pOwner),
+	_name(name),
+	_publicId(publicId),
+	_systemId(systemId)
+{
+}
+
+
+DocumentType::DocumentType(Document* pOwner, const DocumentType& doctype): 
+	AbstractContainerNode(pOwner, doctype),
+	_name(doctype._name),
+	_publicId(doctype._publicId),
+	_systemId(doctype._systemId)
+{
+}
+
+
+DocumentType::~DocumentType()
+{
+}
+
+
+NamedNodeMap* DocumentType::entities() const
+{
+	return new DTDMap(this, Node::ENTITY_NODE);
+}
+
+
+NamedNodeMap* DocumentType::notations() const
+{
+	return new DTDMap(this, Node::NOTATION_NODE);
+}
+
+
+const XMLString& DocumentType::nodeName() const
+{
+	return _name;
+}
+
+
+unsigned short DocumentType::nodeType() const
+{
+	return Node::DOCUMENT_TYPE_NODE;
+}
+
+
+const XMLString& DocumentType::internalSubset() const
+{
+	return EMPTY_STRING;
+}
+
+
+Node* DocumentType::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new DocumentType(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Element.cpp b/contrib/libs/poco/XML/src/Element.cpp
new file mode 100644
index 00000000000..e66039ade37
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Element.cpp
@@ -0,0 +1,444 @@
+//
+// Element.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/Attr.h"
+#include "Poco/DOM/DOMException.h"
+#include "Poco/DOM/ElementsByTagNameList.h"
+#include "Poco/DOM/Text.h"
+#include "Poco/DOM/AttrMap.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Element::Element(Document* pOwnerDocument, const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname):
+	AbstractContainerNode(pOwnerDocument),
+	_name(pOwnerDocument->namePool().insert(qname, namespaceURI, localName)),
+	_pFirstAttr(0)
+{
+}
+
+
+Element::Element(Document* pOwnerDocument, const Element& element): 
+	AbstractContainerNode(pOwnerDocument, element),
+	_name(pOwnerDocument->namePool().insert(element._name)),
+	_pFirstAttr(0)
+{
+	Attr* pAttr = element._pFirstAttr;
+	while (pAttr)
+	{
+		Attr* pClonedAttr = static_cast<Attr*>(pAttr->copyNode(false, pOwnerDocument));
+		setAttributeNode(pClonedAttr);
+		pClonedAttr->release();
+		pAttr = static_cast<Attr*>(pAttr->_pNext);
+	}
+}
+
+
+Element::~Element()
+{
+	if (_pFirstAttr) _pFirstAttr->release();
+}
+
+
+const XMLString& Element::getAttribute(const XMLString& name) const
+{
+	Attr* pAttr = getAttributeNode(name);
+	if (pAttr)
+		return pAttr->getValue();
+	else
+		return EMPTY_STRING;
+}
+
+
+void Element::setAttribute(const XMLString& name, const XMLString& value)
+{
+	Attr* pAttr = getAttributeNode(name);
+	if (pAttr)
+	{
+		pAttr->setValue(value);
+	}
+	else
+	{
+		pAttr = ownerDocument()->createAttribute(name);
+		pAttr->setValue(value);
+		setAttributeNode(pAttr);
+		pAttr->release();
+	}
+}
+
+
+void Element::removeAttribute(const XMLString& name)
+{
+	Attr* pAttr = getAttributeNode(name);
+	if (pAttr) removeAttributeNode(pAttr);
+}
+
+
+Attr* Element::getAttributeNode(const XMLString& name) const
+{
+	Attr* pAttr = _pFirstAttr;
+	while (pAttr && pAttr->_name.qname() != name) pAttr = static_cast<Attr*>(pAttr->_pNext);
+	return pAttr;
+}
+
+
+Attr* Element::setAttributeNode(Attr* newAttr)
+{
+	poco_check_ptr (newAttr);
+
+	if (newAttr->ownerDocument() != ownerDocument())
+		throw DOMException(DOMException::WRONG_DOCUMENT_ERR);
+	if (newAttr->ownerElement())
+		throw DOMException(DOMException::INUSE_ATTRIBUTE_ERR);
+
+	Attr* oldAttr = getAttributeNode(newAttr->name());
+	if (oldAttr) removeAttributeNode(oldAttr);
+
+	Attr* pCur = _pFirstAttr;
+	if (pCur)
+	{
+		while (pCur->_pNext) pCur = static_cast<Attr*>(pCur->_pNext);
+		pCur->_pNext = newAttr;
+	}
+	else _pFirstAttr = newAttr;
+	newAttr->duplicate();
+	newAttr->_pParent = this;
+	if (_pOwner->events())
+		dispatchAttrModified(newAttr, MutationEvent::ADDITION, EMPTY_STRING, newAttr->getValue());
+
+	return oldAttr;
+}
+
+
+Attr* Element::removeAttributeNode(Attr* oldAttr)
+{
+	poco_check_ptr (oldAttr);
+
+	if (_pOwner->events()) 
+		dispatchAttrModified(oldAttr, MutationEvent::REMOVAL, oldAttr->getValue(), EMPTY_STRING);
+
+	if (oldAttr != _pFirstAttr)
+	{
+		Attr* pCur = _pFirstAttr;
+		while (pCur->_pNext != oldAttr) pCur = static_cast<Attr*>(pCur->_pNext);
+		if (pCur)
+		{
+			pCur->_pNext = static_cast<Attr*>(pCur->_pNext->_pNext);
+		}
+		else throw DOMException(DOMException::NOT_FOUND_ERR);
+	}
+	else _pFirstAttr = static_cast<Attr*>(_pFirstAttr->_pNext);
+	oldAttr->_pNext   = 0;
+	oldAttr->_pParent = 0;
+	oldAttr->autoRelease();
+
+	return oldAttr;
+}
+
+
+Attr* Element::addAttributeNodeNP(Attr* oldAttr, Attr* newAttr)
+{
+	newAttr->_pParent = this;
+	if (oldAttr)
+	{
+		oldAttr->_pNext = newAttr;
+	}
+	else if (_pFirstAttr)
+	{
+		newAttr->_pNext = _pFirstAttr;
+		_pFirstAttr = newAttr;
+	}
+	else
+	{
+		_pFirstAttr = newAttr;
+	}
+	newAttr->duplicate();
+	return newAttr;
+}
+
+
+NodeList* Element::getElementsByTagName(const XMLString& name) const
+{
+	return new ElementsByTagNameList(this, name);
+}
+
+
+NodeList* Element::getElementsByTagNameNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return new ElementsByTagNameListNS(this, namespaceURI, localName);
+}
+
+
+void Element::normalize()
+{
+	Node* pCur = firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == Node::ELEMENT_NODE)
+		{
+			pCur->normalize();
+		}
+		else if (pCur->nodeType() == Node::TEXT_NODE)
+		{
+			Node* pNext = pCur->nextSibling();
+			while (pNext && pNext->nodeType() == Node::TEXT_NODE)
+			{
+				static_cast<Text*>(pCur)->appendData(pNext->nodeValue());
+				removeChild(pNext);
+				pNext = pCur->nextSibling();
+			}
+		}
+		pCur = pCur->nextSibling();
+	}
+}
+
+
+const XMLString& Element::nodeName() const
+{
+	return tagName();
+}
+
+
+NamedNodeMap* Element::attributes() const
+{
+	return new AttrMap(const_cast<Element*>(this));
+}
+
+
+unsigned short Element::nodeType() const
+{
+	return Node::ELEMENT_NODE;
+}
+
+
+const XMLString& Element::getAttributeNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	Attr* pAttr = getAttributeNodeNS(namespaceURI, localName);
+	if (pAttr)
+		return pAttr->getValue();
+	else
+		return EMPTY_STRING;
+}
+
+
+void Element::setAttributeNS(const XMLString& namespaceURI, const XMLString& qualifiedName, const XMLString& value)
+{
+	Attr* pAttr = getAttributeNodeNS(namespaceURI, qualifiedName);
+	if (pAttr)
+	{
+		pAttr->setValue(value);
+	}
+	else
+	{
+		pAttr = _pOwner->createAttributeNS(namespaceURI, qualifiedName);
+		pAttr->setValue(value);
+		setAttributeNodeNS(pAttr);
+		pAttr->release();
+	}
+}
+
+
+void Element::removeAttributeNS(const XMLString& namespaceURI, const XMLString& localName)
+{
+	Attr* pAttr = getAttributeNodeNS(namespaceURI, localName);
+	if (pAttr) removeAttributeNode(pAttr);
+}
+
+
+Attr* Element::getAttributeNodeNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	Attr* pAttr = _pFirstAttr;
+	while (pAttr && (pAttr->_name.namespaceURI() != namespaceURI || pAttr->_name.localName() != localName)) pAttr = static_cast<Attr*>(pAttr->_pNext);
+	return pAttr;
+}
+
+
+Attr* Element::setAttributeNodeNS(Attr* newAttr)
+{
+	poco_check_ptr (newAttr);
+
+	if (newAttr->ownerDocument() != ownerDocument())
+		throw DOMException(DOMException::WRONG_DOCUMENT_ERR);
+	if (newAttr->ownerElement())
+		throw DOMException(DOMException::INUSE_ATTRIBUTE_ERR);
+
+	Attr* oldAttr = getAttributeNodeNS(newAttr->namespaceURI(), newAttr->localName());
+	if (oldAttr) removeAttributeNode(oldAttr);
+
+	Attr* pCur = _pFirstAttr;
+	if (pCur)
+	{
+		while (pCur->_pNext) pCur = static_cast<Attr*>(pCur->_pNext);
+		pCur->_pNext = newAttr;
+	}
+	else _pFirstAttr = newAttr;
+	newAttr->_pParent = this;
+	newAttr->duplicate();
+	if (_pOwner->events())
+		dispatchAttrModified(newAttr, MutationEvent::ADDITION, EMPTY_STRING, newAttr->getValue());
+
+	return oldAttr;
+}
+
+
+bool Element::hasAttribute(const XMLString& name) const
+{
+	return getAttributeNode(name) != 0;
+}
+
+
+bool Element::hasAttributeNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return getAttributeNodeNS(namespaceURI, localName) != 0;
+}
+
+
+const XMLString& Element::namespaceURI() const
+{
+	return _name.namespaceURI();
+}
+
+
+XMLString Element::prefix() const
+{
+	return _name.prefix();
+}
+
+
+const XMLString& Element::localName() const
+{
+	return _name.localName();
+}
+
+
+bool Element::hasAttributes() const
+{
+	return _pFirstAttr != 0;
+}
+
+
+XMLString Element::innerText() const
+{
+	XMLString result;
+	Node* pChild = firstChild();
+	while (pChild)
+	{
+		result.append(pChild->innerText());
+		pChild = pChild->nextSibling();
+	}
+	return result;
+}
+
+
+Element* Element::getChildElement(const XMLString& name) const
+{
+	Node* pNode = firstChild();
+	while (pNode && !(pNode->nodeType() == Node::ELEMENT_NODE && pNode->nodeName() == name))
+		pNode = pNode->nextSibling();
+	return static_cast<Element*>(pNode);
+}
+
+
+Element* Element::getChildElementNS(const XMLString& namespaceURI, const XMLString& localName) const
+{
+	Node* pNode = firstChild();
+	while (pNode && !(pNode->nodeType() == Node::ELEMENT_NODE && pNode->namespaceURI() == namespaceURI && pNode->localName() == localName))
+		pNode = pNode->nextSibling();
+	return static_cast<Element*>(pNode);
+}
+
+
+void Element::dispatchNodeRemovedFromDocument()
+{
+	AbstractContainerNode::dispatchNodeRemovedFromDocument();
+	Attr* pAttr = _pFirstAttr;
+	while (pAttr)
+	{
+		pAttr->dispatchNodeRemovedFromDocument();
+		pAttr = static_cast<Attr*>(pAttr->_pNext);
+	}
+}
+
+
+void Element::dispatchNodeInsertedIntoDocument()
+{
+	AbstractContainerNode::dispatchNodeInsertedIntoDocument();
+	Attr* pAttr = _pFirstAttr;
+	while (pAttr)
+	{
+		pAttr->dispatchNodeInsertedIntoDocument();
+		pAttr = static_cast<Attr*>(pAttr->_pNext);
+	}
+}
+
+
+Node* Element::copyNode(bool deep, Document* pOwnerDocument) const
+{
+	Element* pClone = new Element(pOwnerDocument, *this);
+	if (deep)
+	{
+		Node* pNode = firstChild();
+		while (pNode)
+		{
+			pClone->appendChild(static_cast<AbstractNode*>(pNode)->copyNode(true, pOwnerDocument))->release();
+			pNode = pNode->nextSibling();
+		}
+	}
+	return pClone;
+}
+
+
+Element* Element::getElementById(const XMLString& elementId, const XMLString& idAttribute) const
+{
+	if (getAttribute(idAttribute) == elementId)
+		return const_cast<Element*>(this);
+
+	Node* pNode = firstChild();
+	while (pNode)
+	{
+		if (pNode->nodeType() == Node::ELEMENT_NODE)
+		{
+			Element* pResult = static_cast<Element*>(pNode)->getElementById(elementId, idAttribute);
+			if (pResult) return pResult;
+		}
+		pNode = pNode->nextSibling();
+	}
+	return 0;
+}
+
+
+Element* Element::getElementByIdNS(const XMLString& elementId, const XMLString& idAttributeURI, const XMLString& idAttributeLocalName) const
+{
+	if (getAttributeNS(idAttributeURI, idAttributeLocalName) == elementId)
+		return const_cast<Element*>(this);
+
+	Node* pNode = firstChild();
+	while (pNode)
+	{
+		if (pNode->nodeType() == Node::ELEMENT_NODE)
+		{
+			Element* pResult = static_cast<Element*>(pNode)->getElementByIdNS(elementId, idAttributeURI, idAttributeLocalName);
+			if (pResult) return pResult;
+		}
+		pNode = pNode->nextSibling();
+	}
+	return 0;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ElementsByTagNameList.cpp b/contrib/libs/poco/XML/src/ElementsByTagNameList.cpp
new file mode 100644
index 00000000000..d6bc382ff68
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ElementsByTagNameList.cpp
@@ -0,0 +1,151 @@
+//
+// ElementsByTagNameList.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/ElementsByTagNameList.h"
+#include "Poco/DOM/Node.h"
+#include "Poco/DOM/Document.h"
+#include <climits>
+
+
+namespace Poco {
+namespace XML {
+
+
+ElementsByTagNameList::ElementsByTagNameList(const Node* pParent, const XMLString& name):
+	_pParent(pParent),
+	_name(name),
+	_count(0)
+{
+	poco_check_ptr (pParent);
+	
+	_pParent->duplicate();
+}
+
+
+ElementsByTagNameList::~ElementsByTagNameList()
+{
+	_pParent->release();
+}
+
+
+Node* ElementsByTagNameList::item(unsigned long index) const
+{
+	_count = 0;
+	return find(_pParent, index);
+}
+
+
+unsigned long ElementsByTagNameList::length() const
+{
+	_count = 0;
+	find(_pParent, ULONG_MAX);
+	return _count;
+}
+
+
+namespace
+{
+	static const XMLString asterisk = toXMLString("*");
+}
+
+
+Node* ElementsByTagNameList::find(const Node* pParent, unsigned long index) const
+{
+	if (!pParent) return 0;
+
+	// preorder search
+	Node* pCur = pParent->firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == Node::ELEMENT_NODE && (_name == asterisk || pCur->nodeName() == _name))
+		{
+			if (_count == index) return pCur;
+			_count++;
+		}
+		Node* pNode = find(pCur, index);
+		if (pNode) return pNode;
+		pCur = pCur->nextSibling();
+	}
+	return pCur;
+}
+
+
+void ElementsByTagNameList::autoRelease()
+{
+	_pParent->ownerDocument()->autoReleasePool().add(this);
+}
+
+
+ElementsByTagNameListNS::ElementsByTagNameListNS(const Node* pParent, const XMLString& namespaceURI, const XMLString& localName):
+	_pParent(pParent),
+	_localName(localName),
+	_namespaceURI(namespaceURI),
+	_count(0)
+{
+	poco_check_ptr (pParent);
+	
+	_pParent->duplicate();
+}
+
+
+
+ElementsByTagNameListNS::~ElementsByTagNameListNS()
+{
+	_pParent->release();
+}
+
+
+Node* ElementsByTagNameListNS::item(unsigned long index) const
+{
+	_count = 0;
+	return find(_pParent, index);
+}
+
+
+unsigned long ElementsByTagNameListNS::length() const
+{
+	_count = 0;
+	find(_pParent, ULONG_MAX);
+	return _count;
+}
+
+
+Node* ElementsByTagNameListNS::find(const Node* pParent, unsigned long index) const
+{
+	if (!pParent) return 0;
+
+	// preorder search
+	Node* pCur = pParent->firstChild();
+	while (pCur)
+	{
+		if (pCur->nodeType() == Node::ELEMENT_NODE && (_localName == asterisk || pCur->localName() == _localName) && (_namespaceURI == asterisk || pCur->namespaceURI() == _namespaceURI))
+		{
+			if (_count == index) return pCur;
+			_count++;
+		}
+		Node* pNode = find(pCur, index);
+		if (pNode) return pNode;
+		pCur = pCur->nextSibling();
+	}
+	return pCur;
+}
+
+
+void ElementsByTagNameListNS::autoRelease()
+{
+	_pParent->ownerDocument()->autoReleasePool().add(this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Entity.cpp b/contrib/libs/poco/XML/src/Entity.cpp
new file mode 100644
index 00000000000..e90a2497e78
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Entity.cpp
@@ -0,0 +1,68 @@
+//
+// Entity.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Entity.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString Entity::NODE_NAME = toXMLString("#entity");
+
+
+Entity::Entity(Document* pOwnerDocument, const XMLString& name, const XMLString& publicId, const XMLString& systemId, const XMLString& notationName): 
+	AbstractContainerNode(pOwnerDocument),
+	_name(name),
+	_publicId(publicId),
+	_systemId(systemId),
+	_notationName(notationName)
+{
+}
+
+
+Entity::Entity(Document* pOwnerDocument, const Entity& entity): 
+	AbstractContainerNode(pOwnerDocument, entity),
+	_name(entity._name),
+	_publicId(entity._publicId),
+	_systemId(entity._systemId),
+	_notationName(entity._notationName)
+{
+}
+
+
+Entity::~Entity()
+{
+}
+
+
+const XMLString& Entity::nodeName() const
+{
+	return _name;
+}
+
+
+unsigned short Entity::nodeType() const
+{
+	return Node::ENTITY_NODE;
+}
+
+
+Node* Entity::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new Entity(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EntityReference.cpp b/contrib/libs/poco/XML/src/EntityReference.cpp
new file mode 100644
index 00000000000..86fa052ab54
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EntityReference.cpp
@@ -0,0 +1,59 @@
+//
+// EntityReference.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/EntityReference.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+EntityReference::EntityReference(Document* pOwnerDocument, const XMLString& name): 
+	AbstractNode(pOwnerDocument),
+	_name(name)
+{
+}
+
+
+EntityReference::EntityReference(Document* pOwnerDocument, const EntityReference& ref): 
+	AbstractNode(pOwnerDocument, ref),
+	_name(ref._name)
+{
+}
+
+
+EntityReference::~EntityReference()
+{
+}
+
+
+const XMLString& EntityReference::nodeName() const
+{
+	return _name;
+}
+
+
+unsigned short EntityReference::nodeType() const
+{
+	return Node::ENTITY_REFERENCE_NODE;
+}
+
+
+Node* EntityReference::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new EntityReference(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EntityResolver.cpp b/contrib/libs/poco/XML/src/EntityResolver.cpp
new file mode 100644
index 00000000000..80e1bde9c24
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EntityResolver.cpp
@@ -0,0 +1,27 @@
+//
+// EntityResolver.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/EntityResolver.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+EntityResolver::~EntityResolver()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EntityResolverImpl.cpp b/contrib/libs/poco/XML/src/EntityResolverImpl.cpp
new file mode 100644
index 00000000000..a072df5e529
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EntityResolverImpl.cpp
@@ -0,0 +1,78 @@
+//
+// EntityResolverImpl.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/EntityResolverImpl.h"
+#include "Poco/SAX/InputSource.h"
+#include "Poco/XML/XMLString.h"
+#include "Poco/URI.h"
+#include "Poco/Path.h"
+#include "Poco/Exception.h"
+
+
+using Poco::URIStreamOpener;
+using Poco::URI;
+using Poco::Path;
+using Poco::Exception;
+using Poco::IOException;
+using Poco::OpenFileException;
+
+
+namespace Poco {
+namespace XML {
+
+
+EntityResolverImpl::EntityResolverImpl():
+	_opener(URIStreamOpener::defaultOpener())
+{
+}
+
+
+EntityResolverImpl::EntityResolverImpl(const URIStreamOpener& opener):
+	_opener(opener)
+{
+}
+
+
+EntityResolverImpl::~EntityResolverImpl()
+{
+}
+
+
+InputSource* EntityResolverImpl::resolveEntity(const XMLString* publicId, const XMLString& systemId)
+{
+	std::istream* pIstr = resolveSystemId(systemId);
+	InputSource* pInputSource = new InputSource(systemId);
+	if (publicId) pInputSource->setPublicId(*publicId);
+	pInputSource->setByteStream(*pIstr);
+	return pInputSource;
+}
+
+		
+void EntityResolverImpl::releaseInputSource(InputSource* pSource)
+{
+	poco_check_ptr (pSource);
+
+	delete pSource->getByteStream();
+	delete pSource;
+}
+
+
+std::istream* EntityResolverImpl::resolveSystemId(const XMLString& systemId)
+{
+	std::string sid = fromXMLString(systemId);
+	return _opener.open(sid);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ErrorHandler.cpp b/contrib/libs/poco/XML/src/ErrorHandler.cpp
new file mode 100644
index 00000000000..6a497a38161
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ErrorHandler.cpp
@@ -0,0 +1,27 @@
+//
+// ErrorHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/ErrorHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+ErrorHandler::~ErrorHandler()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Event.cpp b/contrib/libs/poco/XML/src/Event.cpp
new file mode 100644
index 00000000000..ffdff7385e6
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Event.cpp
@@ -0,0 +1,102 @@
+//
+// Event.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Event.h"
+#include "Poco/DOM/Document.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Event::Event(Document* pOwnerDocument, const XMLString& type):
+	_pOwner(pOwnerDocument),
+	_type(type),
+	_pTarget(0),
+	_pCurrentTarget(0),
+	_currentPhase(CAPTURING_PHASE),
+	_bubbles(true),
+	_cancelable(true),
+	_canceled(false),
+	_stopped(false)
+{
+}
+
+
+Event::Event(Document* pOwnerDocument, const XMLString& type, EventTarget* pTarget, bool canBubble, bool isCancelable):
+	_pOwner(pOwnerDocument),
+	_type(type),
+	_pTarget(pTarget),
+	_pCurrentTarget(0),
+	_currentPhase(CAPTURING_PHASE),
+	_bubbles(canBubble),
+	_cancelable(isCancelable),
+	_canceled(false),
+	_stopped(false)
+{
+}
+
+
+Event::~Event()
+{
+}
+
+
+void Event::stopPropagation()
+{
+	_stopped = true;
+}
+
+
+void Event::preventDefault()
+{
+	_canceled = true;
+}
+
+
+void Event::initEvent(const XMLString& eventType, bool canBubble, bool isCancelable)
+{
+	_type       = eventType;
+	_bubbles    = canBubble;
+	_cancelable = isCancelable;
+	_canceled   = false;
+	_stopped    = false;
+}
+
+
+void Event::setTarget(EventTarget* pTarget)
+{
+	_pTarget = pTarget;
+}
+
+
+void Event::setCurrentPhase(PhaseType phase)
+{
+	_currentPhase = phase;
+}
+
+
+void Event::setCurrentTarget(EventTarget* pTarget)
+{
+	_pCurrentTarget = pTarget;
+}
+
+
+void Event::autoRelease()
+{
+	_pOwner->autoReleasePool().add(this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EventDispatcher.cpp b/contrib/libs/poco/XML/src/EventDispatcher.cpp
new file mode 100644
index 00000000000..4656f9b45fb
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EventDispatcher.cpp
@@ -0,0 +1,146 @@
+//
+// EventDispatcher.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/EventDispatcher.h"
+#include "Poco/DOM/Event.h"
+#include "Poco/DOM/EventListener.h"
+
+
+namespace 
+{
+	class DispatchGuard
+	{
+	public:
+		DispatchGuard(int& count):
+			_count(count)
+		{
+			++_count;
+		}
+		
+		~DispatchGuard()
+		{
+			--_count;
+		}
+		
+	private:
+		int& _count;
+	};
+}
+
+
+namespace Poco {
+namespace XML {
+
+
+EventDispatcher::EventDispatcher():
+	_inDispatch(0)
+{
+}
+
+	
+EventDispatcher::~EventDispatcher()
+{
+}
+
+
+void EventDispatcher::addEventListener(const XMLString& type, EventListener* listener, bool useCapture)
+{
+	EventListenerItem item;
+	item.type       = type;
+	item.pListener  = listener;
+	item.useCapture = useCapture;
+	_listeners.push_front(item);
+}
+
+
+void EventDispatcher::removeEventListener(const XMLString& type, EventListener* listener, bool useCapture)
+{
+	EventListenerList::iterator it = _listeners.begin();
+	while (it != _listeners.end())
+	{
+		if (it->type == type && it->pListener == listener && it->useCapture == useCapture)
+		{
+			it->pListener = 0;
+		}
+		if (!_inDispatch && !it->pListener)
+		{
+			EventListenerList::iterator del = it++;
+			_listeners.erase(del);
+		}
+		else ++it;
+	}
+}
+
+
+void EventDispatcher::dispatchEvent(Event* evt)
+{
+	DispatchGuard guard(_inDispatch);
+	EventListenerList::iterator it = _listeners.begin();
+	while (it != _listeners.end())
+	{
+		if (it->pListener && it->type == evt->type())
+		{
+			it->pListener->handleEvent(evt);
+		}
+		if (!it->pListener)
+		{
+			EventListenerList::iterator del = it++;
+			_listeners.erase(del);
+		}
+		else ++it;
+	}
+}
+
+
+void EventDispatcher::captureEvent(Event* evt)
+{
+	DispatchGuard guard(_inDispatch);
+	EventListenerList::iterator it = _listeners.begin();
+	while (it != _listeners.end())
+	{
+		if (it->pListener && it->useCapture && it->type == evt->type())
+		{
+			it->pListener->handleEvent(evt);
+		}
+		if (!it->pListener)
+		{
+			EventListenerList::iterator del = it++;
+			_listeners.erase(del);
+		}
+		else ++it;
+	}
+}
+
+
+void EventDispatcher::bubbleEvent(Event* evt)
+{
+	DispatchGuard guard(_inDispatch);
+	EventListenerList::iterator it = _listeners.begin();
+	while (it != _listeners.end())
+	{
+		if (it->pListener && !it->useCapture && it->type == evt->type())
+		{
+			it->pListener->handleEvent(evt);
+		}
+		if (!it->pListener)
+		{
+			EventListenerList::iterator del = it++;
+			_listeners.erase(del);
+		}
+		else ++it;
+	}
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EventException.cpp b/contrib/libs/poco/XML/src/EventException.cpp
new file mode 100644
index 00000000000..d2d07bd1c6a
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EventException.cpp
@@ -0,0 +1,65 @@
+//
+// EventException.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/EventException.h"
+#include <typeinfo>
+
+
+namespace Poco {
+namespace XML {
+
+
+EventException::EventException(int code):
+	XMLException("Unspecified event type", code)
+{
+}
+
+
+EventException::EventException(const EventException& exc):
+	XMLException(exc)
+{
+}
+
+
+EventException::~EventException() noexcept
+{
+}
+
+
+EventException& EventException::operator = (const EventException& exc)
+{
+	XMLException::operator = (exc);
+	return *this;
+}
+
+
+const char* EventException::name() const noexcept
+{
+	return "EventException";
+}
+
+
+const char* EventException::className() const noexcept
+{
+	return typeid(*this).name();
+}
+
+
+Poco::Exception* EventException::clone() const
+{
+	return new EventException(*this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EventListener.cpp b/contrib/libs/poco/XML/src/EventListener.cpp
new file mode 100644
index 00000000000..b6c39888185
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EventListener.cpp
@@ -0,0 +1,27 @@
+//
+// EventListener.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/EventListener.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+EventListener::~EventListener()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/EventTarget.cpp b/contrib/libs/poco/XML/src/EventTarget.cpp
new file mode 100644
index 00000000000..2aa76a0dade
--- /dev/null
+++ b/contrib/libs/poco/XML/src/EventTarget.cpp
@@ -0,0 +1,27 @@
+//
+// EventTarget.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/EventTarget.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+EventTarget::~EventTarget()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/InputSource.cpp b/contrib/libs/poco/XML/src/InputSource.cpp
new file mode 100644
index 00000000000..1ec8cfc0be2
--- /dev/null
+++ b/contrib/libs/poco/XML/src/InputSource.cpp
@@ -0,0 +1,80 @@
+//
+// InputSource.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/InputSource.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+InputSource::InputSource():
+	_bistr(0),
+	_cistr(0)
+{
+}
+
+
+InputSource::InputSource(const XMLString& systemId):
+	_systemId(systemId),
+	_bistr(0),
+	_cistr(0)
+{
+}
+
+
+InputSource::InputSource(XMLByteInputStream& bistr):
+	_bistr(&bistr),
+	_cistr(0)
+{
+}
+
+
+InputSource::~InputSource()
+{
+}
+
+
+void InputSource::setPublicId(const XMLString& publicId)
+{
+	_publicId = publicId;
+}
+
+
+void InputSource::setSystemId(const XMLString& systemId)
+{
+	_systemId = systemId;
+}
+
+
+void InputSource::setEncoding(const XMLString& encoding)
+{
+	_encoding = encoding;
+}
+
+
+void InputSource::setByteStream(XMLByteInputStream& bistr)
+{
+	_bistr = &bistr;
+}
+
+
+void InputSource::setCharacterStream(XMLCharInputStream& cistr)
+{
+	_cistr = &cistr;
+}
+
+
+} } // namespace Poco::XML
+
diff --git a/contrib/libs/poco/XML/src/LexicalHandler.cpp b/contrib/libs/poco/XML/src/LexicalHandler.cpp
new file mode 100644
index 00000000000..52de41d7423
--- /dev/null
+++ b/contrib/libs/poco/XML/src/LexicalHandler.cpp
@@ -0,0 +1,27 @@
+//
+// LexicalHandler.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/LexicalHandler.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+LexicalHandler::~LexicalHandler()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Locator.cpp b/contrib/libs/poco/XML/src/Locator.cpp
new file mode 100644
index 00000000000..3be93bf7956
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Locator.cpp
@@ -0,0 +1,27 @@
+//
+// Locator.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/Locator.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Locator::~Locator()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/LocatorImpl.cpp b/contrib/libs/poco/XML/src/LocatorImpl.cpp
new file mode 100644
index 00000000000..a77cc43f601
--- /dev/null
+++ b/contrib/libs/poco/XML/src/LocatorImpl.cpp
@@ -0,0 +1,104 @@
+//
+// LocatorImpl.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/LocatorImpl.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+LocatorImpl::LocatorImpl()
+{
+	_lineNumber   = 0;
+	_columnNumber = 0;
+}
+
+
+LocatorImpl::LocatorImpl(const Locator& loc)
+{
+	_publicId     = loc.getPublicId();
+	_systemId     = loc.getSystemId();
+	_lineNumber   = loc.getLineNumber();
+	_columnNumber = loc.getColumnNumber();
+}
+
+
+LocatorImpl::~LocatorImpl()
+{
+}
+
+
+LocatorImpl& LocatorImpl::operator = (const Locator& loc)
+{
+	if (&loc != this)
+	{
+		_publicId     = loc.getPublicId();
+		_systemId     = loc.getSystemId();
+		_lineNumber   = loc.getLineNumber();
+		_columnNumber = loc.getColumnNumber();
+	}
+	return *this;
+}
+
+
+XMLString LocatorImpl::getPublicId() const
+{
+	return _publicId;
+}
+
+
+XMLString LocatorImpl::getSystemId() const
+{
+	return _systemId;
+}
+
+
+int LocatorImpl::getLineNumber() const
+{
+	return _lineNumber;
+}
+
+
+int LocatorImpl::getColumnNumber() const
+{
+	return _columnNumber;
+}
+
+
+void LocatorImpl::setPublicId(const XMLString& publicId)
+{
+	_publicId = publicId;
+}
+
+
+void LocatorImpl::setSystemId(const XMLString& systemId)
+{
+	_systemId = systemId;
+}
+
+
+void LocatorImpl::setLineNumber(int lineNumber)
+{
+	_lineNumber = lineNumber;
+}
+
+
+void LocatorImpl::setColumnNumber(int columnNumber)
+{
+	_columnNumber = columnNumber;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/MutationEvent.cpp b/contrib/libs/poco/XML/src/MutationEvent.cpp
new file mode 100644
index 00000000000..485836e6b78
--- /dev/null
+++ b/contrib/libs/poco/XML/src/MutationEvent.cpp
@@ -0,0 +1,76 @@
+//
+// MutationEvent.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOMEvents
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/MutationEvent.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString MutationEvent::DOMSubtreeModified          = toXMLString("DOMSubtreeModified");
+const XMLString MutationEvent::DOMNodeInserted             = toXMLString("DOMNodeInserted");
+const XMLString MutationEvent::DOMNodeRemoved              = toXMLString("DOMNodeRemoved");
+const XMLString MutationEvent::DOMNodeRemovedFromDocument  = toXMLString("DOMNodeRemovedFromDocument");
+const XMLString MutationEvent::DOMNodeInsertedIntoDocument = toXMLString("DOMNodeInsertedIntoDocument");
+const XMLString MutationEvent::DOMAttrModified             = toXMLString("DOMAttrModified");
+const XMLString MutationEvent::DOMCharacterDataModified    = toXMLString("DOMCharacterDataModified");
+
+
+MutationEvent::MutationEvent(Document* pOwnerDocument, const XMLString& type): 
+	Event(pOwnerDocument, type, 0, true, false),
+	_change(MODIFICATION),
+	_pRelatedNode(0)
+{
+}
+
+
+MutationEvent::MutationEvent(Document* pOwnerDocument, const XMLString& type, EventTarget* pTarget, bool canBubble, bool cancelable, Node* relatedNode):
+	Event(pOwnerDocument, type, pTarget, canBubble, cancelable),
+	_change(MODIFICATION),
+	_pRelatedNode(relatedNode)
+{
+}
+
+
+MutationEvent::MutationEvent(Document* pOwnerDocument, const XMLString& type, EventTarget* pTarget, bool canBubble, bool cancelable, Node* relatedNode, 
+	                         const XMLString& prevValue, const XMLString& newValue, const XMLString& attrName, AttrChangeType change):
+	Event(pOwnerDocument, type, pTarget, canBubble, cancelable),
+	_prevValue(prevValue),
+	_newValue(newValue),
+	_attrName(attrName),
+	_change(change),
+	_pRelatedNode(relatedNode)
+{
+}
+
+
+MutationEvent::~MutationEvent()
+{
+}
+
+
+void MutationEvent::initMutationEvent(const XMLString& type, bool canBubble, bool cancelable, Node* relatedNode, 
+	                                  const XMLString& prevValue, const XMLString& newValue, const XMLString& attrName, AttrChangeType change)
+{
+	initEvent(type, canBubble, cancelable);
+	_pRelatedNode = relatedNode;
+	_prevValue    = prevValue;
+	_newValue     = newValue;
+	_attrName     = attrName;
+	_change       = change;
+}
+
+	 
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Name.cpp b/contrib/libs/poco/XML/src/Name.cpp
new file mode 100644
index 00000000000..832afec8df0
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Name.cpp
@@ -0,0 +1,170 @@
+//
+// Name.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  Name
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/Name.h"
+#include <algorithm>
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString Name::EMPTY_NAME;
+
+
+Name::Name()
+{
+}
+
+
+Name::Name(const XMLString& qname):
+	_qname(qname)
+{
+}
+
+
+Name::Name(const XMLString& qname, const XMLString& namespaceURI):
+	_qname(qname),
+	_namespaceURI(namespaceURI),
+	_localName(localName(qname))
+{
+}
+
+
+Name::Name(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName):
+	_qname(qname),
+	_namespaceURI(namespaceURI),
+	_localName(localName)
+{
+}
+
+
+Name::Name(const Name& name):
+	_qname(name._qname),
+	_namespaceURI(name._namespaceURI),
+	_localName(name._localName)
+{
+}
+
+	
+Name::~Name()
+{
+}
+
+
+Name& Name::operator = (const Name& name)
+{
+	if (this != &name)
+	{
+		_qname        = name._qname;
+		_namespaceURI = name._namespaceURI;
+		_localName    = name._localName;
+	}
+	return *this;
+}
+
+
+void Name::swap(Name& name)
+{
+	std::swap(_qname, name._qname);
+	std::swap(_namespaceURI, name._namespaceURI);
+	std::swap(_localName, name._localName);
+}
+
+
+void Name::assign(const XMLString& qname)
+{
+	_qname        = qname;
+	_namespaceURI.clear();
+	_localName.clear();
+}
+
+
+void Name::assign(const XMLString& qname, const XMLString& namespaceURI)
+{
+	_qname        = qname;
+	_namespaceURI = namespaceURI;
+	_localName    = localName(qname);
+}
+
+
+void Name::assign(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName)
+{
+	_qname        = qname;
+	_namespaceURI = namespaceURI;
+	_localName    = localName;
+}
+
+
+bool Name::equals(const Name& name) const
+{
+	return name._namespaceURI == _namespaceURI && name._localName == _localName && name._qname == _qname;
+}
+
+
+bool Name::equals(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return _namespaceURI == namespaceURI && _localName == localName && _qname == qname;
+}
+
+
+bool Name::equalsWeakly(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName) const
+{
+	return (_qname == qname && !qname.empty()) || (_namespaceURI == namespaceURI && _localName == localName && !_localName.empty());
+}
+
+
+XMLString Name::prefix() const
+{
+	return prefix(_qname);
+}
+
+
+void Name::split(const XMLString& qname, XMLString& prefix, XMLString& localName)
+{
+	XMLString::size_type pos = qname.find(':');
+	if (pos != XMLString::npos)
+	{
+		prefix.assign(qname, 0, pos);
+		localName.assign(qname, pos + 1, qname.size() - pos - 1);
+	}
+	else
+	{
+		prefix.clear();
+		localName.assign(qname);
+	}
+}
+
+
+XMLString Name::localName(const XMLString& qname)
+{
+	XMLString::size_type pos = qname.find(':');
+	if (pos != XMLString::npos) 
+		return XMLString(qname, pos + 1, qname.size() - pos - 1);
+	else
+		return qname;
+}
+
+
+XMLString Name::prefix(const XMLString& qname)
+{
+	XMLString::size_type pos = qname.find(':');
+	if (pos != XMLString::npos)
+		return XMLString(qname, 0, pos);
+	else
+		return EMPTY_NAME;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NamePool.cpp b/contrib/libs/poco/XML/src/NamePool.cpp
new file mode 100644
index 00000000000..4e234eabf9d
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NamePool.cpp
@@ -0,0 +1,132 @@
+//
+// NamePool.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  NamePool
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/NamePool.h"
+#include "Poco/Exception.h"
+#include "Poco/Random.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+class NamePoolItem
+{
+public:
+	NamePoolItem(): _used(false)
+	{
+	}
+	
+	~NamePoolItem()
+	{
+	}
+	
+	bool set(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName)
+	{
+		if (!_used)
+		{
+			_name.assign(qname, namespaceURI, localName);
+			_used = true;
+			return true;
+		}
+		else return _name.equals(qname, namespaceURI, localName);
+	}
+	
+	const Name& get() const
+	{
+		return _name;
+	}
+	
+	bool used() const
+	{
+		return _used;
+	}
+	
+private:
+	Name _name;
+	bool _used;
+};
+
+
+NamePool::NamePool(unsigned long size): 
+	_size(size),
+	_salt(0),
+	_rc(1)
+{
+	poco_assert (size > 1);
+
+	_pItems = new NamePoolItem[size];
+	
+	Poco::Random rnd;
+	rnd.seed();
+	_salt = rnd.next();
+}
+
+
+NamePool::~NamePool()
+{
+	delete [] _pItems;
+}
+
+
+void NamePool::duplicate()
+{
+	++_rc;
+}
+
+
+void NamePool::release()
+{
+	if (--_rc == 0)
+		delete this;
+}
+
+
+const Name& NamePool::insert(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName)
+{
+	unsigned long i = 0;
+	unsigned long n = (hash(qname, namespaceURI, localName) ^ _salt) % _size;
+
+	while (!_pItems[n].set(qname, namespaceURI, localName) && i++ < _size) 
+		n = (n + 1) % _size;
+		
+	if (i > _size) throw Poco::PoolOverflowException("XML name pool");
+
+	return _pItems[n].get();
+}
+
+
+const Name& NamePool::insert(const Name& name)
+{
+	return insert(name.qname(), name.namespaceURI(), name.localName());
+}
+
+
+unsigned long NamePool::hash(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName)
+{
+	unsigned long h = 0;
+	XMLString::const_iterator it  = qname.begin();
+	XMLString::const_iterator end = qname.end();
+	while (it != end) h = (h << 5) + h + (unsigned long) *it++;
+	it =  namespaceURI.begin();
+	end = namespaceURI.end();
+	while (it != end) h = (h << 5) + h + (unsigned long) *it++;
+	it  = localName.begin();
+	end = localName.end();
+	while (it != end) h = (h << 5) + h + (unsigned long) *it++;
+	return h;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NamedNodeMap.cpp b/contrib/libs/poco/XML/src/NamedNodeMap.cpp
new file mode 100644
index 00000000000..91108bf534e
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NamedNodeMap.cpp
@@ -0,0 +1,27 @@
+//
+// NamedNodeMap.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/NamedNodeMap.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+NamedNodeMap::~NamedNodeMap()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NamespaceStrategy.cpp b/contrib/libs/poco/XML/src/NamespaceStrategy.cpp
new file mode 100644
index 00000000000..cfdccd6ecab
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NamespaceStrategy.cpp
@@ -0,0 +1,195 @@
+//
+// NamespaceStrategy.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  NamespaceStrategy
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/NamespaceStrategy.h"
+#include "Poco/SAX/AttributesImpl.h"
+#include "Poco/SAX/ContentHandler.h"
+#include "Poco/XML/XMLException.h"
+#include "Poco/XML/Name.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString NamespaceStrategy::NOTHING;
+
+
+NamespaceStrategy::~NamespaceStrategy()
+{
+}
+
+
+void NamespaceStrategy::splitName(const XMLChar* qname, XMLString& uri, XMLString& localName)
+{
+	for (const XMLChar* p = qname; *p; ++p)
+	{
+		if (*p == '\t')
+		{
+			uri.assign(qname, p - qname);
+			localName.assign(p + 1);
+			return;
+		}
+	}
+	localName = qname;
+}
+
+
+void NamespaceStrategy::splitName(const XMLChar* qname, XMLString& uri, XMLString& localName, XMLString& prefix)
+{
+	const XMLChar* p = qname;
+	while (*p && *p != '\t') ++p;
+	if (*p)
+	{
+		uri.assign(qname, p - qname);
+		++p;
+		const XMLChar* loc = p;
+		while (*p && *p != '\t') ++p;
+		localName.assign(loc, p - loc);
+		if (*p)
+			prefix.assign(++p);
+		else
+			prefix.assign(XML_LIT(""));
+	}
+	else 
+	{
+		uri.assign(XML_LIT(""));
+		localName = qname;
+		prefix.assign(XML_LIT(""));
+	}	
+}
+
+
+NoNamespacesStrategy::NoNamespacesStrategy()
+{
+	_attrs.reserve(32);
+}
+
+
+NoNamespacesStrategy::~NoNamespacesStrategy()
+{
+}
+
+
+void NoNamespacesStrategy::startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && atts && pContentHandler);
+
+	_attrs.clear();
+	for (int i = 0; *atts; ++i)
+	{
+		AttributesImpl::Attribute& attr = _attrs.addAttribute();
+		attr.qname.assign(*atts++);
+		attr.value.assign(*atts++);
+		attr.specified = i < specifiedCount;
+	}
+	_name.assign(name);
+	pContentHandler->startElement(NOTHING, NOTHING, _name, _attrs);
+}
+
+
+void NoNamespacesStrategy::endElement(const XMLChar* name, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && pContentHandler);
+
+	_name.assign(name);
+	pContentHandler->endElement(NOTHING, NOTHING, _name);
+}
+
+
+NoNamespacePrefixesStrategy::NoNamespacePrefixesStrategy()
+{
+	_attrs.reserve(32);
+}
+
+
+NoNamespacePrefixesStrategy::~NoNamespacePrefixesStrategy()
+{
+}
+
+
+void NoNamespacePrefixesStrategy::startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && atts && pContentHandler);
+
+	_attrs.clear();
+	for (int i = 0; *atts; ++i)
+	{
+		const XMLChar* attrName  = *atts++;
+		const XMLChar* attrValue = *atts++;
+		AttributesImpl::Attribute& attr = _attrs.addAttribute();
+		splitName(attrName, attr.namespaceURI, attr.localName);
+		attr.value.assign(attrValue);
+		attr.specified = i < specifiedCount;
+	}
+	splitName(name, _uri, _local);
+	pContentHandler->startElement(_uri, _local, NOTHING, _attrs);
+}
+
+
+void NoNamespacePrefixesStrategy::endElement(const XMLChar* name, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && pContentHandler);
+
+	splitName(name, _uri, _local);
+	pContentHandler->endElement(_uri, _local, NOTHING);
+}
+
+
+NamespacePrefixesStrategy::NamespacePrefixesStrategy()
+{
+	_attrs.reserve(32);
+}
+
+
+NamespacePrefixesStrategy::~NamespacePrefixesStrategy()
+{
+}
+
+
+void NamespacePrefixesStrategy::startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && atts && pContentHandler);
+
+	_attrs.clear();
+	for (int i = 0; *atts; ++i)
+	{
+		const XMLChar* attrName  = *atts++;
+		const XMLChar* attrValue = *atts++;
+		AttributesImpl::Attribute& attr = _attrs.addAttribute();
+		splitName(attrName, attr.namespaceURI, attr.localName, attr.qname);
+		if (!attr.qname.empty()) attr.qname += ':';
+		attr.qname.append(attr.localName);
+		attr.value.assign(attrValue);
+		attr.specified = i < specifiedCount;
+	}
+	splitName(name, _uri, _local, _qname);
+	if (!_qname.empty()) _qname += ':';
+	_qname.append(_local);
+	pContentHandler->startElement(_uri, _local, _qname, _attrs);
+}
+
+
+void NamespacePrefixesStrategy::endElement(const XMLChar* name, ContentHandler* pContentHandler)
+{
+	poco_assert_dbg (name && pContentHandler);
+
+	splitName(name, _uri, _local, _qname);
+	if (!_qname.empty()) _qname += ':';
+	_qname.append(_local);
+	pContentHandler->endElement(_uri, _local, _qname);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NamespaceSupport.cpp b/contrib/libs/poco/XML/src/NamespaceSupport.cpp
new file mode 100644
index 00000000000..cfc752885f8
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NamespaceSupport.cpp
@@ -0,0 +1,187 @@
+//
+// NamespaceSupport.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/NamespaceSupport.h"
+#include "Poco/XML/Name.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString NamespaceSupport::EMPTY_STRING;
+const XMLString NamespaceSupport::XML_NAMESPACE          = toXMLString("http://www.w3.org/XML/1998/namespace");
+const XMLString NamespaceSupport::XML_NAMESPACE_PREFIX   = toXMLString("xml");
+const XMLString NamespaceSupport::XMLNS_NAMESPACE        = toXMLString("http://www.w3.org/xmlns/2000/");
+const XMLString NamespaceSupport::XMLNS_NAMESPACE_PREFIX = toXMLString("xmlns");
+
+
+NamespaceSupport::NamespaceSupport()
+{
+	reset();
+}
+
+
+NamespaceSupport::~NamespaceSupport()
+{
+}
+
+
+bool NamespaceSupport::declarePrefix(const XMLString& prefix, const XMLString& namespaceURI)
+{
+	poco_assert (_contexts.size() > 0);
+
+	Context& ctx = _contexts.back();
+	if (ctx.find(prefix) == ctx.end())
+	{
+		ctx.insert(Context::value_type(prefix, namespaceURI));
+		return true;
+	}
+	else return false;
+}
+
+
+bool NamespaceSupport::undeclarePrefix(const XMLString& prefix)
+{
+	for (ContextVec::reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		Context::iterator it = rit->find(prefix);
+		if (it != rit->end())
+		{
+			rit->erase(it);
+			return true;
+		}
+	}
+	return false;
+}
+
+
+void NamespaceSupport::getDeclaredPrefixes(PrefixSet& prefixes) const
+{
+	prefixes.clear();
+	const Context& ctx = _contexts.back();
+	for (Context::const_iterator it = ctx.begin(); it != ctx.end(); ++it)
+		prefixes.insert(it->first);
+}
+
+
+const XMLString& NamespaceSupport::getPrefix(const XMLString& namespaceURI) const
+{
+	for (ContextVec::const_reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		for (Context::const_iterator it = rit->begin(); it != rit->end(); ++it)
+		{
+			if (it->second == namespaceURI) 
+				return it->first;
+		}
+	}
+	return EMPTY_STRING;
+}
+
+
+bool NamespaceSupport::isMapped(const XMLString& namespaceURI) const
+{
+	for (ContextVec::const_reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		for (Context::const_iterator it = rit->begin(); it != rit->end(); ++it)
+		{
+			if (it->second == namespaceURI) 
+				return true;
+		}
+	}
+	return false;
+}
+
+
+void NamespaceSupport::getPrefixes(PrefixSet& prefixes) const
+{
+	prefixes.clear();
+	for (ContextVec::const_reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		for (Context::const_iterator it = rit->begin(); it != rit->end(); ++it)
+		{
+			const XMLString& prefix = it->first;
+			if (!prefix.empty() && prefixes.find(prefix) == prefixes.end()) 
+				prefixes.insert(it->first);
+		}
+	}
+}
+
+
+void NamespaceSupport::getPrefixes(const XMLString& namespaceURI, PrefixSet& prefixes) const
+{
+	prefixes.clear();
+	for (ContextVec::const_reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		for (Context::const_iterator it = rit->begin(); it != rit->end(); ++it)
+		{
+			const XMLString& prefix = it->first;
+			if (it->second == namespaceURI && !prefix.empty() && prefixes.find(prefix) == prefixes.end()) 
+				prefixes.insert(it->first);
+		}
+	}
+}
+
+
+const XMLString& NamespaceSupport::getURI(const XMLString& prefix) const
+{
+	for (ContextVec::const_reverse_iterator rit = _contexts.rbegin(); rit != _contexts.rend(); ++rit)
+	{
+		Context::const_iterator it = rit->find(prefix);
+		if (it != rit->end()) 
+			return it->second;
+	}
+	return EMPTY_STRING;
+}
+
+
+void NamespaceSupport::pushContext()
+{
+	_contexts.push_back(Context());
+}
+
+
+void NamespaceSupport::popContext()
+{
+	_contexts.pop_back();
+}
+
+
+bool NamespaceSupport::processName(const XMLString& qname, XMLString& namespaceURI, XMLString& localName, bool isAttribute) const
+{
+	XMLString prefix;
+	Name::split(qname, prefix, localName);
+	if (prefix.empty() && isAttribute)
+	{
+		namespaceURI.clear();
+		return true;
+	}
+	else
+	{
+		namespaceURI = getURI(prefix);
+		return !namespaceURI.empty() || prefix.empty();
+	}
+}
+
+
+void NamespaceSupport::reset()
+{
+	_contexts.clear();
+	pushContext();
+	declarePrefix(XML_NAMESPACE_PREFIX, XML_NAMESPACE);
+	declarePrefix(XMLNS_NAMESPACE_PREFIX, XMLNS_NAMESPACE);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Node.cpp b/contrib/libs/poco/XML/src/Node.cpp
new file mode 100644
index 00000000000..4134fcfa29f
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Node.cpp
@@ -0,0 +1,27 @@
+//
+// Node.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Node.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Node::~Node()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NodeAppender.cpp b/contrib/libs/poco/XML/src/NodeAppender.cpp
new file mode 100644
index 00000000000..e0582b89cfc
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NodeAppender.cpp
@@ -0,0 +1,82 @@
+//
+// NodeAppender.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  NodeAppender
+//
+// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/NodeAppender.h"
+#include "Poco/DOM/Element.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+NodeAppender::NodeAppender(Element* parent):
+	_pParent(parent),
+	_pLast(0)
+{
+	poco_check_ptr (parent);
+
+	_pLast = static_cast<AbstractNode*>(_pParent->lastChild());
+}
+
+
+NodeAppender::~NodeAppender()
+{
+}
+
+
+void NodeAppender::appendChild(Node* newChild)
+{
+	poco_check_ptr (newChild);
+	poco_assert (_pLast == 0 || _pLast->_pNext == 0);
+
+	if (static_cast<AbstractNode*>(newChild)->_pOwner != _pParent->_pOwner)
+		throw DOMException(DOMException::WRONG_DOCUMENT_ERR);
+		
+	if (newChild->nodeType() == Node::DOCUMENT_FRAGMENT_NODE)
+	{
+		AbstractContainerNode* pFrag = static_cast<AbstractContainerNode*>(newChild);
+		AbstractNode* pChild = pFrag->_pFirstChild;
+		if (pChild)
+		{
+			if (_pLast)
+				_pLast->_pNext = pChild;
+			else
+				_pParent->_pFirstChild = pChild;
+			while (pChild)
+			{
+				_pLast = pChild;
+				pChild->_pParent = _pParent;
+				pChild = pChild->_pNext;
+			}
+			pFrag->_pFirstChild = 0;
+		}
+	}
+	else
+	{
+		AbstractNode* pAN = static_cast<AbstractNode*>(newChild);
+		pAN->duplicate();
+		if (pAN->_pParent) 
+			pAN->_pParent->removeChild(pAN);
+		pAN->_pParent = _pParent;
+		if (_pLast)
+			_pLast->_pNext = pAN;
+		else
+			_pParent->_pFirstChild = pAN;
+		_pLast = pAN;
+	}
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NodeFilter.cpp b/contrib/libs/poco/XML/src/NodeFilter.cpp
new file mode 100644
index 00000000000..7239f43407b
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NodeFilter.cpp
@@ -0,0 +1,27 @@
+//
+// NodeFilter.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  NodeFilter
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/NodeFilter.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+NodeFilter::~NodeFilter()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NodeIterator.cpp b/contrib/libs/poco/XML/src/NodeIterator.cpp
new file mode 100644
index 00000000000..69685f9f4eb
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NodeIterator.cpp
@@ -0,0 +1,176 @@
+//
+// NodeIterator.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  NodeIterator
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/NodeIterator.h"
+#include "Poco/DOM/AbstractNode.h"
+#include "Poco/DOM/NodeFilter.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+NodeIterator::NodeIterator(Node* root, unsigned long whatToShow, NodeFilter* pFilter):
+	_pRoot(root),
+	_whatToShow(whatToShow),
+	_pFilter(pFilter),
+	_pCurrent(0)
+{
+}
+
+	
+NodeIterator::NodeIterator(const NodeIterator& iterator):
+	_pRoot(iterator._pRoot),
+	_whatToShow(iterator._whatToShow),
+	_pFilter(iterator._pFilter),
+	_pCurrent(iterator._pCurrent)
+{
+}
+
+	
+NodeIterator& NodeIterator::operator = (const NodeIterator& iterator)
+{
+	if (&iterator != this)
+	{
+		_pRoot      = iterator._pRoot;
+		_whatToShow = iterator._whatToShow;
+		_pFilter    = iterator._pFilter;
+		_pCurrent   = iterator._pCurrent;
+	}
+	return *this;
+}
+
+	
+NodeIterator::~NodeIterator()
+{
+}
+
+
+Node* NodeIterator::nextNode()
+{
+	if (!_pRoot) throw DOMException(DOMException::INVALID_STATE_ERR);
+	
+	if (_pCurrent)
+		_pCurrent = next();
+	else
+		_pCurrent = _pRoot;
+	while (_pCurrent && !accept(_pCurrent))
+		_pCurrent = next();
+	return _pCurrent;
+}
+
+
+Node* NodeIterator::previousNode()
+{
+	if (!_pRoot) throw DOMException(DOMException::INVALID_STATE_ERR);
+
+	if (_pCurrent)
+		_pCurrent = previous();
+	else
+		_pCurrent = last();
+	while (_pCurrent && !accept(_pCurrent))
+		_pCurrent = previous();
+	return _pCurrent;
+}
+
+
+void NodeIterator::detach()
+{
+	_pRoot    = 0;
+	_pCurrent = 0;
+}
+
+
+bool NodeIterator::accept(Node* pNode) const
+{
+	bool accept = false;
+	switch (pNode->nodeType())
+	{
+	case Node::ELEMENT_NODE: 
+		accept = (_whatToShow & NodeFilter::SHOW_ELEMENT) != 0; break;
+	case Node::ATTRIBUTE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ATTRIBUTE) != 0; break; 
+	case Node::TEXT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_TEXT) != 0; break; 
+	case Node::CDATA_SECTION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_CDATA_SECTION) != 0; break; 
+	case Node::ENTITY_REFERENCE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ENTITY_REFERENCE) != 0; break; 
+	case Node::ENTITY_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ENTITY) != 0; break; 
+	case Node::PROCESSING_INSTRUCTION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_PROCESSING_INSTRUCTION) != 0; break; 
+	case Node::COMMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_COMMENT) != 0; break; 
+	case Node::DOCUMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT) != 0; break; 
+	case Node::DOCUMENT_TYPE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT_TYPE) != 0; break; 
+	case Node::DOCUMENT_FRAGMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT_FRAGMENT) != 0; break; 
+	case Node::NOTATION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_NOTATION) != 0; break; 
+	}
+	if (accept && _pFilter)
+		accept = _pFilter->acceptNode(pNode) == NodeFilter::FILTER_ACCEPT;
+	return accept;
+}
+
+
+Node* NodeIterator::next() const
+{
+	Node* pNext = _pCurrent->firstChild();
+	if (pNext) return pNext;
+	pNext = _pCurrent;
+	while (pNext && pNext != _pRoot)
+	{
+		Node* pSibling = pNext->nextSibling();
+		if (pSibling) return pSibling;
+		pNext = pNext->parentNode();
+	}
+	return 0;
+}
+
+
+Node* NodeIterator::previous() const
+{
+	if (_pCurrent == _pRoot) return 0;
+	Node* pPrev = _pCurrent->previousSibling();
+	while (pPrev)
+	{
+		Node* pLastChild = pPrev->lastChild();
+		if (pLastChild)
+			pPrev = pLastChild;
+		else
+			return pPrev;
+	}
+	return _pCurrent->parentNode();
+}
+
+
+Node* NodeIterator::last()
+{
+	_pCurrent = _pRoot;
+	Node* pLast = 0;
+	while (_pCurrent)
+	{
+		pLast = _pCurrent;
+		_pCurrent = next();
+	}
+	return pLast;
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/NodeList.cpp b/contrib/libs/poco/XML/src/NodeList.cpp
new file mode 100644
index 00000000000..e56b37ce197
--- /dev/null
+++ b/contrib/libs/poco/XML/src/NodeList.cpp
@@ -0,0 +1,27 @@
+//
+// NodeList.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/NodeList.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+NodeList::~NodeList()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Notation.cpp b/contrib/libs/poco/XML/src/Notation.cpp
new file mode 100644
index 00000000000..ec38a5ade37
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Notation.cpp
@@ -0,0 +1,63 @@
+//
+// Notation.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Notation.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+Notation::Notation(Document* pOwnerDocument, const XMLString& name, const XMLString& publicId, const XMLString& systemId): 
+	AbstractNode(pOwnerDocument),
+	_name(name),
+	_publicId(publicId),
+	_systemId(systemId)
+{
+}
+
+
+Notation::Notation(Document* pOwnerDocument, const Notation& notation): 
+	AbstractNode(pOwnerDocument, notation),
+	_name(notation._name),
+	_publicId(notation._publicId),
+	_systemId(notation._systemId)
+{
+}
+
+
+Notation::~Notation()
+{
+}
+
+
+const XMLString& Notation::nodeName() const
+{
+	return _name;
+}
+
+
+unsigned short Notation::nodeType() const
+{
+	return Node::NOTATION_NODE;
+}
+
+
+Node* Notation::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new Notation(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ParserEngine.cpp b/contrib/libs/poco/XML/src/ParserEngine.cpp
new file mode 100644
index 00000000000..95361a4cde4
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ParserEngine.cpp
@@ -0,0 +1,896 @@
+//
+// ParserEngine.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  ParserEngine
+//
+// Copyright (c) 2004-2007, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/ParserEngine.h"
+#include "Poco/XML/NamespaceStrategy.h"
+#include "Poco/XML/XMLException.h"
+#include "Poco/SAX/EntityResolver.h"
+#include "Poco/SAX/EntityResolverImpl.h"
+#include "Poco/SAX/DTDHandler.h"
+#include "Poco/SAX/DeclHandler.h"
+#include "Poco/SAX/ContentHandler.h"
+#include "Poco/SAX/LexicalHandler.h"
+#include "Poco/SAX/ErrorHandler.h"
+#include "Poco/SAX/InputSource.h"
+#include "Poco/SAX/Locator.h"
+#include "Poco/SAX/LocatorImpl.h"
+#include "Poco/SAX/SAXException.h"
+#include "Poco/URI.h"
+#include <cstring>
+
+
+using Poco::URI;
+using Poco::TextEncoding;
+
+
+namespace Poco {
+namespace XML {
+
+
+class ContextLocator: public Locator
+{
+public:
+	ContextLocator(XML_Parser parser, const XMLString& publicId, const XMLString& systemId):
+		_parser(parser),
+		_publicId(publicId),
+		_systemId(systemId)
+	{
+	}
+		
+	~ContextLocator()
+	{
+	}
+		
+	XMLString getPublicId() const
+	{
+		return _publicId;
+	}
+		
+	XMLString getSystemId() const
+	{
+		return _systemId;
+	}
+
+	int getLineNumber() const
+	{
+		return XML_GetCurrentLineNumber(_parser);
+	}
+		
+	int getColumnNumber() const
+	{
+		return XML_GetCurrentColumnNumber(_parser);
+	}
+		
+private:
+	XML_Parser _parser;
+	XMLString  _publicId;
+	XMLString  _systemId;
+};
+
+
+const int ParserEngine::PARSE_BUFFER_SIZE = 4096;
+const XMLString ParserEngine::EMPTY_STRING;
+
+
+ParserEngine::ParserEngine():
+	_parser(0),
+	_pBuffer(0),
+	_encodingSpecified(false),
+	_expandInternalEntities(true),
+	_externalGeneralEntities(false),
+	_externalParameterEntities(false),
+	_enablePartialReads(false),
+	_pNamespaceStrategy(new NoNamespacesStrategy()),
+	_pEntityResolver(0),
+	_pDTDHandler(0),
+	_pDeclHandler(0),
+	_pContentHandler(0),
+	_pLexicalHandler(0),
+	_pErrorHandler(0)
+{
+}
+
+
+ParserEngine::ParserEngine(const XMLString& encoding):
+	_parser(0),
+	_pBuffer(0),
+	_encodingSpecified(true),
+	_encoding(encoding),
+	_expandInternalEntities(true),
+	_externalGeneralEntities(false),
+	_externalParameterEntities(false),
+	_enablePartialReads(false),
+	_pNamespaceStrategy(new NoNamespacesStrategy()),
+	_pEntityResolver(0),
+	_pDTDHandler(0),
+	_pDeclHandler(0),
+	_pContentHandler(0),
+	_pLexicalHandler(0),
+	_pErrorHandler(0)
+{
+}
+
+
+ParserEngine::~ParserEngine()
+{
+	resetContext();
+	if (_parser) XML_ParserFree(_parser);
+	delete [] _pBuffer;
+	delete _pNamespaceStrategy;
+}
+
+
+void ParserEngine::setEncoding(const XMLString& encoding)
+{
+	_encoding          = encoding;
+	_encodingSpecified = true;
+}
+
+
+void ParserEngine::addEncoding(const XMLString& name, TextEncoding* pEncoding)
+{
+	poco_check_ptr (pEncoding);
+
+	if (_encodings.find(name) == _encodings.end())
+		_encodings[name] = pEncoding;
+	else
+		throw XMLException("Encoding already defined");	
+}
+
+
+void ParserEngine::setNamespaceStrategy(NamespaceStrategy* pStrategy)
+{
+	poco_check_ptr (pStrategy);
+	
+	delete _pNamespaceStrategy;
+	_pNamespaceStrategy = pStrategy;
+}
+
+
+void ParserEngine::setExpandInternalEntities(bool flag)
+{
+	_expandInternalEntities = flag;
+}
+
+
+void ParserEngine::setExternalGeneralEntities(bool flag)
+{
+	_externalGeneralEntities = flag;
+}
+
+
+void ParserEngine::setExternalParameterEntities(bool flag)
+{
+	_externalParameterEntities = flag;
+}
+
+
+void ParserEngine::setEntityResolver(EntityResolver* pResolver)
+{
+	_pEntityResolver = pResolver;
+}
+
+
+void ParserEngine::setDTDHandler(DTDHandler* pDTDHandler)
+{
+	_pDTDHandler = pDTDHandler;
+}
+
+
+void ParserEngine::setDeclHandler(DeclHandler* pDeclHandler)
+{
+	_pDeclHandler = pDeclHandler;
+}
+
+
+void ParserEngine::setContentHandler(ContentHandler* pContentHandler)
+{
+	_pContentHandler = pContentHandler;
+}
+
+
+void ParserEngine::setLexicalHandler(LexicalHandler* pLexicalHandler)
+{
+	_pLexicalHandler = pLexicalHandler;
+}
+
+
+void ParserEngine::setErrorHandler(ErrorHandler* pErrorHandler)
+{
+	_pErrorHandler = pErrorHandler;
+}
+
+
+void ParserEngine::setEnablePartialReads(bool flag)
+{
+	_enablePartialReads = flag;
+}
+
+
+void ParserEngine::parse(InputSource* pInputSource)
+{
+	init();
+	resetContext();
+	pushContext(_parser, pInputSource);
+	if (_pContentHandler) _pContentHandler->setDocumentLocator(this);
+	if (_pContentHandler) _pContentHandler->startDocument();
+	if (pInputSource->getCharacterStream())
+		parseCharInputStream(*pInputSource->getCharacterStream());
+	else if (pInputSource->getByteStream())
+		parseByteInputStream(*pInputSource->getByteStream());
+	else throw XMLException("Input source has no stream");
+	if (_pContentHandler) _pContentHandler->endDocument();
+	popContext();
+}
+
+
+void ParserEngine::parse(const char* pBuffer, std::size_t size)
+{
+	init();
+	resetContext();
+	InputSource src;
+	pushContext(_parser, &src);
+	if (_pContentHandler) _pContentHandler->setDocumentLocator(this);
+	if (_pContentHandler) _pContentHandler->startDocument();
+	std::size_t processed = 0;
+	while (processed < size)
+	{
+		const int bufferSize = processed + PARSE_BUFFER_SIZE < size ? PARSE_BUFFER_SIZE : static_cast<int>(size - processed);
+		if (!XML_Parse(_parser, pBuffer + processed, bufferSize, 0))
+			handleError(XML_GetErrorCode(_parser));
+		processed += bufferSize;
+	}
+	if (!XML_Parse(_parser, pBuffer+processed, 0, 1))
+		handleError(XML_GetErrorCode(_parser));
+	if (_pContentHandler) _pContentHandler->endDocument();
+	popContext();
+}
+
+
+void ParserEngine::parseByteInputStream(XMLByteInputStream& istr)
+{
+	std::streamsize n = readBytes(istr, _pBuffer, PARSE_BUFFER_SIZE);
+	while (n > 0)
+	{
+		if (!XML_Parse(_parser, _pBuffer, static_cast<int>(n), 0))
+			handleError(XML_GetErrorCode(_parser));
+		if (istr.good())
+			n = readBytes(istr, _pBuffer, PARSE_BUFFER_SIZE);
+		else 
+			n = 0;
+	}
+	if (!XML_Parse(_parser, _pBuffer, 0, 1))
+		handleError(XML_GetErrorCode(_parser));
+}
+
+
+void ParserEngine::parseCharInputStream(XMLCharInputStream& istr)
+{
+	std::streamsize n = readChars(istr, reinterpret_cast<XMLChar*>(_pBuffer), PARSE_BUFFER_SIZE/sizeof(XMLChar));
+	while (n > 0)
+	{
+		if (!XML_Parse(_parser, _pBuffer, static_cast<int>(n*sizeof(XMLChar)), 0))
+			handleError(XML_GetErrorCode(_parser));
+		if (istr.good())
+			n = readChars(istr, reinterpret_cast<XMLChar*>(_pBuffer), PARSE_BUFFER_SIZE/sizeof(XMLChar));
+		else 
+			n = 0;
+	}
+	if (!XML_Parse(_parser, _pBuffer, 0, 1))
+		handleError(XML_GetErrorCode(_parser));
+}
+
+
+void ParserEngine::parseExternal(XML_Parser extParser, InputSource* pInputSource)
+{
+	pushContext(extParser, pInputSource);
+	if (pInputSource->getCharacterStream())
+		parseExternalCharInputStream(extParser, *pInputSource->getCharacterStream());
+	else if (pInputSource->getByteStream())
+		parseExternalByteInputStream(extParser, *pInputSource->getByteStream());
+	else throw XMLException("Input source has no stream");
+	popContext();
+}
+
+
+void ParserEngine::parseExternalByteInputStream(XML_Parser extParser, XMLByteInputStream& istr)
+{
+	char *pBuffer = new char[PARSE_BUFFER_SIZE];
+	try
+	{
+		std::streamsize n = readBytes(istr, pBuffer, PARSE_BUFFER_SIZE);
+		while (n > 0)
+		{
+			if (!XML_Parse(extParser, pBuffer, static_cast<int>(n), 0))
+				handleError(XML_GetErrorCode(extParser));
+			if (istr.good())
+				n = readBytes(istr, pBuffer, PARSE_BUFFER_SIZE);
+			else 
+				n = 0;
+		}
+		if (!XML_Parse(extParser, pBuffer, 0, 1))
+			handleError(XML_GetErrorCode(extParser));
+	}
+	catch (...)
+	{
+		delete [] pBuffer;
+		throw;
+	}
+	delete [] pBuffer;
+}
+
+
+void ParserEngine::parseExternalCharInputStream(XML_Parser extParser, XMLCharInputStream& istr)
+{
+	XMLChar *pBuffer = new XMLChar[PARSE_BUFFER_SIZE/sizeof(XMLChar)];
+	try
+	{
+		std::streamsize n = readChars(istr, pBuffer, PARSE_BUFFER_SIZE/sizeof(XMLChar));
+		while (n > 0)
+		{
+			if (!XML_Parse(extParser, reinterpret_cast<char*>(pBuffer), static_cast<int>(n*sizeof(XMLChar)), 0))
+				handleError(XML_GetErrorCode(extParser));
+			if (istr.good())
+				n = readChars(istr, pBuffer, static_cast<int>(PARSE_BUFFER_SIZE/sizeof(XMLChar)));
+			else 
+				n = 0;
+		}
+		if (!XML_Parse(extParser, reinterpret_cast<char*>(pBuffer), 0, 1))
+			handleError(XML_GetErrorCode(extParser));
+	}
+	catch (...)
+	{
+		delete [] pBuffer;
+		throw;
+	}
+	delete [] pBuffer;
+}
+
+
+std::streamsize ParserEngine::readBytes(XMLByteInputStream& istr, char* pBuffer, std::streamsize bufferSize)
+{
+	if (_enablePartialReads)
+	{
+		istr.read(pBuffer, 1);
+		if (istr.gcount() == 1)
+		{
+			std::streamsize n = istr.readsome(pBuffer + 1, bufferSize - 1);
+			return n + 1;
+		}
+		else return 0;
+	}
+	else
+	{
+		istr.read(pBuffer, bufferSize);
+		return istr.gcount();
+	}
+}
+
+
+std::streamsize ParserEngine::readChars(XMLCharInputStream& istr, XMLChar* pBuffer, std::streamsize bufferSize)
+{
+	if (_enablePartialReads)
+	{
+		istr.read(pBuffer, 1);
+		if (istr.gcount() == 1)
+		{
+			std::streamsize n = istr.readsome(pBuffer + 1, bufferSize - 1);
+			return n + 1;
+		}
+		else return 0;
+	}
+	else
+	{
+		istr.read(pBuffer, bufferSize);
+		return istr.gcount();
+	}
+}
+
+
+XMLString ParserEngine::getPublicId() const
+{
+	return locator().getPublicId();
+}
+
+
+XMLString ParserEngine::getSystemId() const
+{
+	return locator().getSystemId();
+}
+
+
+int ParserEngine::getLineNumber() const
+{
+	return locator().getLineNumber();
+}
+
+
+int ParserEngine::getColumnNumber() const
+{
+	return locator().getColumnNumber();
+}
+
+
+namespace
+{
+	static LocatorImpl nullLocator;
+}
+
+
+const Locator& ParserEngine::locator() const
+{
+	if (_context.empty())
+		return nullLocator;
+	else
+		return *_context.back();
+}
+
+
+void ParserEngine::init()
+{
+	if (_parser)
+		XML_ParserFree(_parser);
+
+	if (!_pBuffer)
+		_pBuffer  = new char[PARSE_BUFFER_SIZE];
+
+	if (dynamic_cast<NoNamespacePrefixesStrategy*>(_pNamespaceStrategy))
+	{
+		_parser = XML_ParserCreateNS(_encodingSpecified ? _encoding.c_str() : 0, '\t');
+		if (_parser)
+		{
+			XML_SetNamespaceDeclHandler(_parser, handleStartNamespaceDecl, handleEndNamespaceDecl);
+		}
+	}
+	else if (dynamic_cast<NamespacePrefixesStrategy*>(_pNamespaceStrategy))
+	{
+		_parser = XML_ParserCreateNS(_encodingSpecified ? _encoding.c_str() : 0, '\t');
+		if (_parser)
+		{
+			XML_SetReturnNSTriplet(_parser, 1);
+			XML_SetNamespaceDeclHandler(_parser, handleStartNamespaceDecl, handleEndNamespaceDecl);
+		}
+	}
+	else
+	{
+		_parser = XML_ParserCreate(_encodingSpecified ? _encoding.c_str() : 0);
+	}
+
+	if (!_parser) throw XMLException("Cannot create Expat parser");
+
+	XML_SetUserData(_parser, this);
+	XML_SetElementHandler(_parser, handleStartElement, handleEndElement);
+	XML_SetCharacterDataHandler(_parser, handleCharacterData);
+	XML_SetProcessingInstructionHandler(_parser, handleProcessingInstruction);
+	if (_expandInternalEntities)
+		XML_SetDefaultHandlerExpand(_parser, handleDefault);
+	else
+		XML_SetDefaultHandler(_parser, handleDefault);
+	XML_SetUnparsedEntityDeclHandler(_parser, handleUnparsedEntityDecl);
+	XML_SetNotationDeclHandler(_parser, handleNotationDecl);
+	XML_SetExternalEntityRefHandler(_parser, handleExternalEntityRef);
+	XML_SetCommentHandler(_parser, handleComment);
+	XML_SetCdataSectionHandler(_parser, handleStartCdataSection, handleEndCdataSection);
+	XML_SetDoctypeDeclHandler(_parser, handleStartDoctypeDecl, handleEndDoctypeDecl);
+	XML_SetEntityDeclHandler(_parser, handleEntityDecl);
+	XML_SetSkippedEntityHandler(_parser, handleSkippedEntity);
+	XML_SetParamEntityParsing(_parser, _externalParameterEntities ? XML_PARAM_ENTITY_PARSING_ALWAYS : XML_PARAM_ENTITY_PARSING_NEVER);
+	XML_SetUnknownEncodingHandler(_parser, handleUnknownEncoding, this);
+}
+
+
+void ParserEngine::handleError(int errorNo)
+{
+	try
+	{
+		switch (errorNo)
+		{
+		case XML_ERROR_NO_MEMORY:
+			throw XMLException("No memory");
+		case XML_ERROR_SYNTAX:
+			throw SAXParseException("Syntax error", locator());
+		case XML_ERROR_NO_ELEMENTS:
+			throw SAXParseException("No element found", locator());
+		case XML_ERROR_INVALID_TOKEN:
+			throw SAXParseException("Invalid token", locator());
+		case XML_ERROR_UNCLOSED_TOKEN:
+			throw SAXParseException("Unclosed token", locator());
+		case XML_ERROR_PARTIAL_CHAR:
+			throw SAXParseException("Partial character", locator());
+		case XML_ERROR_TAG_MISMATCH:
+			throw SAXParseException("Tag mismatch", locator());
+		case XML_ERROR_DUPLICATE_ATTRIBUTE:
+			throw SAXParseException("Duplicate attribute", locator());
+		case XML_ERROR_JUNK_AFTER_DOC_ELEMENT:
+			throw SAXParseException("Junk after document element", locator());
+		case XML_ERROR_PARAM_ENTITY_REF:
+			throw SAXParseException("Illegal parameter entity reference", locator());
+		case XML_ERROR_UNDEFINED_ENTITY:
+			throw SAXParseException("Undefined entity", locator());
+		case XML_ERROR_RECURSIVE_ENTITY_REF:
+			throw SAXParseException("Recursive entity reference", locator());
+		case XML_ERROR_ASYNC_ENTITY:
+			throw SAXParseException("Asynchronous entity", locator());
+		case XML_ERROR_BAD_CHAR_REF:
+			throw SAXParseException("Reference to invalid character number", locator());
+		case XML_ERROR_BINARY_ENTITY_REF:
+			throw SAXParseException("Reference to binary entity", locator());
+		case XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF:
+			throw SAXParseException("Reference to external entity in attribute", locator());
+		case XML_ERROR_MISPLACED_XML_PI:
+			throw SAXParseException("XML processing instruction not at start of external entity", locator());
+		case XML_ERROR_UNKNOWN_ENCODING:
+			throw SAXParseException("Unknown encoding", locator());
+		case XML_ERROR_INCORRECT_ENCODING:
+			throw SAXParseException("Encoding specified in XML declaration is incorrect", locator());
+		case XML_ERROR_UNCLOSED_CDATA_SECTION:
+			throw SAXParseException("Unclosed CDATA section", locator());
+		case XML_ERROR_EXTERNAL_ENTITY_HANDLING:
+			throw SAXParseException("Error in processing external entity reference", locator());
+		case XML_ERROR_NOT_STANDALONE:
+			throw SAXParseException("Document is not standalone", locator());
+		case XML_ERROR_UNEXPECTED_STATE:
+			throw SAXParseException("Unexpected parser state - please send a bug report", locator());		
+		case XML_ERROR_ENTITY_DECLARED_IN_PE:
+			throw SAXParseException("Entity declared in parameter entity", locator());
+		case XML_ERROR_FEATURE_REQUIRES_XML_DTD:
+			throw SAXParseException("Requested feature requires XML_DTD support in Expat", locator());
+		case XML_ERROR_CANT_CHANGE_FEATURE_ONCE_PARSING:
+			throw SAXParseException("Cannot change setting once parsing has begun", locator());
+		case XML_ERROR_UNBOUND_PREFIX:
+			throw SAXParseException("Unbound prefix", locator());
+		case XML_ERROR_UNDECLARING_PREFIX:
+			throw SAXParseException("Must not undeclare prefix", locator());
+		case XML_ERROR_INCOMPLETE_PE:
+			throw SAXParseException("Incomplete markup in parameter entity", locator());
+		case XML_ERROR_XML_DECL:
+			throw SAXParseException("XML declaration not well-formed", locator());
+		case XML_ERROR_TEXT_DECL:
+			throw SAXParseException("Text declaration not well-formed", locator());
+		case XML_ERROR_PUBLICID:
+			throw SAXParseException("Illegal character(s) in public identifier", locator());
+		case XML_ERROR_SUSPENDED:
+			throw SAXParseException("Parser suspended", locator());
+		case XML_ERROR_NOT_SUSPENDED:
+			throw SAXParseException("Parser not suspended", locator());
+		case XML_ERROR_ABORTED:
+			throw SAXParseException("Parsing aborted", locator());
+		case XML_ERROR_FINISHED:
+			throw SAXParseException("Parsing finished", locator());
+		case XML_ERROR_SUSPEND_PE:
+			throw SAXParseException("Cannot suspend in external parameter entity", locator());
+		}
+		throw XMLException("Unknown Expat error code");
+	}
+	catch (SAXException& exc)
+	{
+		if (_pErrorHandler) _pErrorHandler->error(exc);
+		throw;
+	}
+	catch (Poco::Exception& exc)
+	{
+		if (_pErrorHandler) _pErrorHandler->fatalError(SAXParseException("Fatal error", locator(), exc));
+		throw;
+	}
+}	
+
+
+void ParserEngine::pushContext(XML_Parser parser, InputSource* pInputSource)
+{
+	ContextLocator* pLocator = new ContextLocator(parser, pInputSource->getPublicId(), pInputSource->getSystemId());
+	_context.push_back(pLocator);
+}
+
+
+void ParserEngine::popContext()
+{
+	poco_assert (!_context.empty());
+	delete _context.back();
+	_context.pop_back();
+}
+
+
+void ParserEngine::resetContext()
+{
+	for (ContextStack::iterator it = _context.begin(); it != _context.end(); ++it)
+	{
+		delete *it;
+	}
+	_context.clear();
+}
+
+
+void ParserEngine::handleStartElement(void* userData, const XML_Char* name, const XML_Char** atts)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	if (pThis->_pContentHandler)
+	{
+		try
+		{
+			pThis->_pNamespaceStrategy->startElement(name, atts, XML_GetSpecifiedAttributeCount(pThis->_parser)/2, pThis->_pContentHandler);	
+		}
+		catch (XMLException& exc)
+		{
+			throw SAXParseException(exc.message(), pThis->locator());
+		}
+	}
+}
+
+
+void ParserEngine::handleEndElement(void* userData, const XML_Char* name)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	if (pThis->_pContentHandler)
+	{
+		try
+		{
+			pThis->_pNamespaceStrategy->endElement(name, pThis->_pContentHandler);	
+		}
+		catch (XMLException& exc)
+		{
+			throw SAXParseException(exc.message(), pThis->locator());
+		}
+	}
+}
+
+
+void ParserEngine::handleCharacterData(void* userData, const XML_Char* s, int len)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	if (pThis->_pContentHandler)
+		pThis->_pContentHandler->characters(s, 0, len);
+}
+
+
+void ParserEngine::handleProcessingInstruction(void* userData, const XML_Char* target, const XML_Char* data)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	if (pThis->_pContentHandler)
+		pThis->_pContentHandler->processingInstruction(target, data);
+}
+
+
+void ParserEngine::handleDefault(void* /*userData*/, const XML_Char* /*s*/, int /*len*/)
+{
+}
+
+
+void ParserEngine::handleUnparsedEntityDecl(void* userData, const XML_Char* entityName, const XML_Char* /*base*/, const XML_Char* systemId, const XML_Char* publicId, const XML_Char* notationName)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	XMLString pubId;
+	if (publicId) pubId.assign(publicId);
+	if (pThis->_pDTDHandler) 
+		pThis->_pDTDHandler->unparsedEntityDecl(entityName, publicId ? &pubId : 0, systemId, notationName);
+}
+
+
+void ParserEngine::handleNotationDecl(void* userData, const XML_Char* notationName, const XML_Char* /*base*/, const XML_Char* systemId, const XML_Char* publicId)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	XMLString pubId;
+	if (publicId) pubId.assign(publicId);
+	XMLString sysId;
+	if (systemId) sysId.assign(systemId);
+	if (pThis->_pDTDHandler) 
+		pThis->_pDTDHandler->notationDecl(notationName, publicId ? &pubId : 0, systemId ? &sysId : 0);
+}
+
+
+int ParserEngine::handleExternalEntityRef(XML_Parser parser, const XML_Char* context, const XML_Char* /*base*/, const XML_Char* systemId, const XML_Char* publicId)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(XML_GetUserData(parser));
+
+	if (!context && !pThis->_externalParameterEntities) return XML_STATUS_ERROR;
+	if (context && !pThis->_externalGeneralEntities) return XML_STATUS_ERROR;
+
+	InputSource* pInputSource = 0;
+	EntityResolver* pEntityResolver = 0;
+	EntityResolverImpl defaultResolver;
+
+	XMLString sysId(systemId);
+	XMLString pubId;
+	if (publicId) pubId.assign(publicId);
+	
+	URI uri(fromXMLString(pThis->_context.back()->getSystemId()));
+	uri.resolve(fromXMLString(sysId));
+
+	if (pThis->_pEntityResolver)
+	{
+		pEntityResolver = pThis->_pEntityResolver;
+		pInputSource = pEntityResolver->resolveEntity(publicId ? &pubId : 0, toXMLString(uri.toString()));
+	}
+	if (!pInputSource && pThis->_externalGeneralEntities)
+	{
+		pEntityResolver = &defaultResolver;
+		pInputSource = pEntityResolver->resolveEntity(publicId ? &pubId : 0, toXMLString(uri.toString()));
+	}
+
+	if (pInputSource)
+	{
+		XML_Parser extParser = XML_ExternalEntityParserCreate(pThis->_parser, context, 0);
+		if (!extParser) throw XMLException("Cannot create external entity parser");
+
+		try
+		{
+			pThis->parseExternal(extParser, pInputSource);
+		}
+		catch (XMLException&)
+		{
+			pEntityResolver->releaseInputSource(pInputSource);
+			XML_ParserFree(extParser);
+			throw;
+		}
+		pEntityResolver->releaseInputSource(pInputSource);
+		XML_ParserFree(extParser);
+		return XML_STATUS_OK;
+	}
+	else return XML_STATUS_ERROR;
+}
+
+
+int ParserEngine::handleUnknownEncoding(void* encodingHandlerData, const XML_Char* name, XML_Encoding* info)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(encodingHandlerData);
+	
+	XMLString encoding(name);
+	TextEncoding* knownEncoding = 0;
+
+	EncodingMap::const_iterator it = pThis->_encodings.find(encoding);
+	if (it != pThis->_encodings.end())
+		knownEncoding = it->second;
+	else
+		knownEncoding = Poco::TextEncoding::find(fromXMLString(encoding));
+
+	if (knownEncoding)
+	{
+		const TextEncoding::CharacterMap& map = knownEncoding->characterMap();
+		for (int i = 0; i < 256; ++i)
+			info->map[i] = map[i];
+			
+		info->data    = knownEncoding;
+		info->convert = &ParserEngine::convert;
+		info->release = 0;
+		return XML_STATUS_OK;
+	}
+	else return XML_STATUS_ERROR;
+}
+
+
+void ParserEngine::handleComment(void* userData, const XML_Char* data)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+#if defined(XML_UNICODE_WCHAR_T)
+	if (pThis->_pLexicalHandler)
+		pThis->_pLexicalHandler->comment(data, 0, (int) std::wcslen(data));
+#else
+	if (pThis->_pLexicalHandler)
+		pThis->_pLexicalHandler->comment(data, 0, (int) std::strlen(data));
+#endif
+}
+
+
+void ParserEngine::handleStartCdataSection(void* userData)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pLexicalHandler)
+		pThis->_pLexicalHandler->startCDATA();
+}
+
+
+void ParserEngine::handleEndCdataSection(void* userData)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pLexicalHandler)
+		pThis->_pLexicalHandler->endCDATA();
+}
+
+
+void ParserEngine::handleStartNamespaceDecl(void* userData, const XML_Char* prefix, const XML_Char* uri)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pContentHandler)
+		pThis->_pContentHandler->startPrefixMapping((prefix ? XMLString(prefix) : EMPTY_STRING), (uri ? XMLString(uri) : EMPTY_STRING));
+}
+
+
+void ParserEngine::handleEndNamespaceDecl(void* userData, const XML_Char* prefix)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pContentHandler)
+		pThis->_pContentHandler->endPrefixMapping(prefix ? XMLString(prefix) : EMPTY_STRING);
+}
+
+
+void ParserEngine::handleStartDoctypeDecl(void* userData, const XML_Char* doctypeName, const XML_Char *systemId, const XML_Char* publicId, int /*hasInternalSubset*/)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pLexicalHandler)
+	{
+		XMLString sysId = systemId ? XMLString(systemId) : EMPTY_STRING;
+		XMLString pubId = publicId ? XMLString(publicId) : EMPTY_STRING;
+		pThis->_pLexicalHandler->startDTD(doctypeName, pubId, sysId);
+	}
+}
+
+
+void ParserEngine::handleEndDoctypeDecl(void* userData)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	if (pThis->_pLexicalHandler)
+		pThis->_pLexicalHandler->endDTD();
+}
+
+
+void ParserEngine::handleEntityDecl(void *userData, const XML_Char *entityName, int /*isParamEntity*/, const XML_Char *value, int valueLength,
+	                                const XML_Char *base, const XML_Char *systemId, const XML_Char *publicId, const XML_Char* /*notationName*/)
+{
+	if (value)
+		handleInternalParsedEntityDecl(userData, entityName, value, valueLength);
+	else
+		handleExternalParsedEntityDecl(userData, entityName, base, systemId, publicId);
+}
+
+
+void ParserEngine::handleExternalParsedEntityDecl(void* userData, const XML_Char* entityName, const XML_Char* /*base*/, const XML_Char* systemId, const XML_Char* publicId)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	XMLString pubId;
+	if (publicId) pubId.assign(publicId);
+	if (pThis->_pDeclHandler)
+		pThis->_pDeclHandler->externalEntityDecl(entityName, publicId ? &pubId : 0, systemId);
+}
+
+
+void ParserEngine::handleInternalParsedEntityDecl(void* userData, const XML_Char* entityName, const XML_Char* replacementText, int replacementTextLength)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+
+	XMLString replText(replacementText, replacementTextLength);
+	if (pThis->_pDeclHandler)
+		pThis->_pDeclHandler->internalEntityDecl(entityName, replText);
+}
+
+
+void ParserEngine::handleSkippedEntity(void* userData, const XML_Char* entityName, int /*isParameterEntity*/)
+{
+	ParserEngine* pThis = reinterpret_cast<ParserEngine*>(userData);
+	
+	if (pThis->_pContentHandler)
+		pThis->_pContentHandler->skippedEntity(entityName);
+}
+
+
+int ParserEngine::convert(void* data, const char* s)
+{
+	TextEncoding* pEncoding = reinterpret_cast<TextEncoding*>(data);
+	return pEncoding->convert((const unsigned char*) s);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ProcessingInstruction.cpp b/contrib/libs/poco/XML/src/ProcessingInstruction.cpp
new file mode 100644
index 00000000000..ebfc7c158be
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ProcessingInstruction.cpp
@@ -0,0 +1,79 @@
+//
+// ProcessingInstruction.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/ProcessingInstruction.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+ProcessingInstruction::ProcessingInstruction(Document* pOwnerDocument, const XMLString& target, const XMLString& data): 
+	AbstractNode(pOwnerDocument),
+	_target(target),
+	_data(data)
+{
+}
+
+
+ProcessingInstruction::ProcessingInstruction(Document* pOwnerDocument, const ProcessingInstruction& processingInstruction): 
+	AbstractNode(pOwnerDocument, processingInstruction),
+	_target(processingInstruction._target),
+	_data(processingInstruction._data)
+{
+}
+
+
+ProcessingInstruction::~ProcessingInstruction()
+{
+}
+
+
+void ProcessingInstruction::setData(const XMLString& data)
+{
+	_data = data;
+}
+
+
+const XMLString& ProcessingInstruction::nodeName() const
+{
+	return _target;
+}
+
+
+const XMLString& ProcessingInstruction::getNodeValue() const
+{
+	return _data;
+}
+
+
+void ProcessingInstruction::setNodeValue(const XMLString& data)
+{
+	setData(data);
+}
+
+
+unsigned short ProcessingInstruction::nodeType() const
+{
+	return Node::PROCESSING_INSTRUCTION_NODE;
+}
+
+
+Node* ProcessingInstruction::copyNode(bool deep, Document* pOwnerDocument) const
+{
+	return new ProcessingInstruction(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/QName.cpp b/contrib/libs/poco/XML/src/QName.cpp
new file mode 100644
index 00000000000..276b1c3fc47
--- /dev/null
+++ b/contrib/libs/poco/XML/src/QName.cpp
@@ -0,0 +1,72 @@
+//
+// QName.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  QName
+//
+// Copyright (c) 2015, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Based on libstudxml (http://www.codesynthesis.com/projects/libstudxml/).
+// Copyright (c) 2009-2013 Code Synthesis Tools CC.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/QName.h"
+#include <ostream>
+
+
+namespace Poco {
+namespace XML {
+
+
+QName::QName()
+{
+}
+
+
+QName::QName(const std::string& name) :
+	_name(name)
+{
+}
+
+
+QName::QName(const std::string& ns, const std::string& name) :
+	_ns(ns),
+	_name(name)
+{
+}
+
+
+QName::QName(const std::string& ns, const std::string& name, const std::string& prefix) :
+	_ns(ns),
+	_name(name),
+	_prefix(prefix)
+{
+}
+
+
+std::string QName::toString() const
+{
+	std::string r;
+	if (!_ns.empty())
+	{
+		r += _ns;
+		r += '#';
+	}
+
+	r += _name;
+	return r;
+}
+
+
+std::ostream& operator << (std::ostream& os, const QName& qn)
+{
+	return os << qn.toString();
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/SAXException.cpp b/contrib/libs/poco/XML/src/SAXException.cpp
new file mode 100644
index 00000000000..112747b08fc
--- /dev/null
+++ b/contrib/libs/poco/XML/src/SAXException.cpp
@@ -0,0 +1,138 @@
+//
+// SAXException.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/SAXException.h"
+#include "Poco/SAX/Locator.h"
+#include <typeinfo>
+#include <sstream>
+
+
+namespace Poco {
+namespace XML {
+
+
+POCO_IMPLEMENT_EXCEPTION(SAXException, XMLException, "SAX Exception")
+POCO_IMPLEMENT_EXCEPTION(SAXNotRecognizedException, SAXException, "Unrecognized SAX feature or property identifier")
+POCO_IMPLEMENT_EXCEPTION(SAXNotSupportedException, SAXException, "Unsupported SAX feature or property identifier")
+
+
+SAXParseException::SAXParseException(const std::string& msg, const Locator& loc):
+	SAXException(buildMessage(msg, loc.getPublicId(), loc.getSystemId(), loc.getLineNumber(), loc.getColumnNumber())),
+	_publicId(loc.getPublicId()),
+	_systemId(loc.getSystemId()),
+	_lineNumber(loc.getLineNumber()),
+	_columnNumber(loc.getColumnNumber())
+{
+}
+
+
+SAXParseException::SAXParseException(const std::string& msg, const Locator& loc, const Poco::Exception& exc):
+	SAXException(buildMessage(msg, loc.getPublicId(), loc.getSystemId(), loc.getLineNumber(), loc.getColumnNumber()), exc),
+	_publicId(loc.getPublicId()),
+	_systemId(loc.getSystemId()),
+	_lineNumber(loc.getLineNumber()),
+	_columnNumber(loc.getColumnNumber())
+{
+}
+
+	
+SAXParseException::SAXParseException(const std::string& msg, const XMLString& publicId, const XMLString& systemId, int lineNumber, int columnNumber):
+	SAXException(buildMessage(msg, publicId, systemId, lineNumber, columnNumber)),
+	_publicId(publicId),
+	_systemId(systemId),
+	_lineNumber(lineNumber),
+	_columnNumber(columnNumber)
+{
+}
+
+
+SAXParseException::SAXParseException(const std::string& msg, const XMLString& publicId, const XMLString& systemId, int lineNumber, int columnNumber, const Poco::Exception& exc):
+	SAXException(buildMessage(msg, publicId, systemId, lineNumber, columnNumber), exc),
+	_publicId(publicId),
+	_systemId(systemId),
+	_lineNumber(lineNumber),
+	_columnNumber(columnNumber)
+{
+}
+
+
+SAXParseException::SAXParseException(const SAXParseException& exc):
+	SAXException(exc),
+	_publicId(exc._publicId),
+	_systemId(exc._systemId),
+	_lineNumber(exc._lineNumber),
+	_columnNumber(exc._columnNumber)
+{
+}
+
+
+SAXParseException::~SAXParseException() noexcept
+{
+}
+
+
+SAXParseException& SAXParseException::operator = (const SAXParseException& exc)
+{
+	if (&exc != this)
+	{
+		SAXException::operator = (exc);
+		_publicId     = exc._publicId;
+		_systemId     = exc._systemId;
+		_lineNumber   = exc._lineNumber;
+		_columnNumber = exc._columnNumber;
+	}
+	return *this;
+}
+
+	
+const char* SAXParseException::name() const noexcept
+{
+	return "SAXParseException";
+}
+
+
+const char* SAXParseException::className() const noexcept
+{
+	return typeid(*this).name();
+}
+
+
+Poco::Exception* SAXParseException::clone() const
+{
+	return new SAXParseException(*this);
+}
+
+
+void SAXParseException::rethrow() const
+{
+	throw *this;
+}
+
+
+std::string SAXParseException::buildMessage(const std::string& msg, const XMLString& publicId, const XMLString& systemId, int lineNumber, int columnNumber)
+{
+	std::ostringstream result;
+	if (!msg.empty()) result << msg << " ";
+	result << "in ";
+	if (!systemId.empty())
+		result << "'" << fromXMLString(systemId) << "', ";
+	else if (!publicId.empty())
+		result << "'" << fromXMLString(publicId) << "', ";
+	if (lineNumber > 0)
+		result << "line " << lineNumber << " column " << columnNumber;
+	return result.str();
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/SAXParser.cpp b/contrib/libs/poco/XML/src/SAXParser.cpp
new file mode 100644
index 00000000000..e03959a8459
--- /dev/null
+++ b/contrib/libs/poco/XML/src/SAXParser.cpp
@@ -0,0 +1,238 @@
+//
+// SAXParser.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/SAXParser.h"
+#include "Poco/SAX/SAXException.h"
+#include "Poco/SAX/EntityResolverImpl.h"
+#include "Poco/SAX/InputSource.h"
+#include "Poco/XML/NamespaceStrategy.h"
+#include <sstream>
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString SAXParser::FEATURE_PARTIAL_READS = toXMLString("http://www.appinf.com/features/enable-partial-reads");
+
+
+SAXParser::SAXParser():
+	_namespaces(true),
+	_namespacePrefixes(false)
+{
+}
+
+
+SAXParser::SAXParser(const XMLString& encoding):
+	_engine(encoding),
+	_namespaces(true),
+	_namespacePrefixes(false)
+{
+}
+
+
+SAXParser::~SAXParser()
+{
+}
+
+
+void SAXParser::setEncoding(const XMLString& encoding)
+{
+	_engine.setEncoding(encoding);
+}
+
+	
+const XMLString& SAXParser::getEncoding() const
+{
+	return _engine.getEncoding();
+}
+
+
+void SAXParser::addEncoding(const XMLString& name, Poco::TextEncoding* pEncoding)
+{
+	_engine.addEncoding(name, pEncoding);
+}
+
+
+void SAXParser::setEntityResolver(EntityResolver* pResolver)
+{
+	_engine.setEntityResolver(pResolver);
+}
+
+
+EntityResolver* SAXParser::getEntityResolver() const
+{
+	return _engine.getEntityResolver();
+}
+
+
+void SAXParser::setDTDHandler(DTDHandler* pDTDHandler)
+{
+	_engine.setDTDHandler(pDTDHandler);
+}
+
+
+DTDHandler* SAXParser::getDTDHandler() const
+{
+	return _engine.getDTDHandler();
+}
+
+
+void SAXParser::setContentHandler(ContentHandler* pContentHandler)
+{
+	_engine.setContentHandler(pContentHandler);
+}
+
+
+ContentHandler* SAXParser::getContentHandler() const
+{
+	return _engine.getContentHandler();
+}
+
+
+void SAXParser::setErrorHandler(ErrorHandler* pErrorHandler)
+{
+	_engine.setErrorHandler(pErrorHandler);
+}
+
+
+ErrorHandler* SAXParser::getErrorHandler() const
+{
+	return _engine.getErrorHandler();
+}
+
+
+void SAXParser::setFeature(const XMLString& featureId, bool state)
+{
+	if (featureId == XMLReader::FEATURE_VALIDATION || featureId == XMLReader::FEATURE_STRING_INTERNING)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_VALIDATION));
+	else if (featureId == XMLReader::FEATURE_EXTERNAL_GENERAL_ENTITIES)
+		_engine.setExternalGeneralEntities(state);
+	else if (featureId == XMLReader::FEATURE_EXTERNAL_PARAMETER_ENTITIES)
+		_engine.setExternalParameterEntities(state);
+	else if (featureId == XMLReader::FEATURE_NAMESPACES)
+		_namespaces = state;
+	else if (featureId == XMLReader::FEATURE_NAMESPACE_PREFIXES)
+		_namespacePrefixes = state;
+	else if (featureId == FEATURE_PARTIAL_READS)
+		_engine.setEnablePartialReads(state);
+	else throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+bool SAXParser::getFeature(const XMLString& featureId) const
+{
+	if (featureId == XMLReader::FEATURE_VALIDATION || featureId == XMLReader::FEATURE_STRING_INTERNING)
+		throw SAXNotSupportedException(fromXMLString(XMLReader::FEATURE_VALIDATION));
+	else if (featureId == XMLReader::FEATURE_EXTERNAL_GENERAL_ENTITIES)
+		return _engine.getExternalGeneralEntities();
+	else if (featureId == XMLReader::FEATURE_EXTERNAL_PARAMETER_ENTITIES)
+		return _engine.getExternalParameterEntities();
+	else if (featureId == XMLReader::FEATURE_NAMESPACES)
+		return _namespaces;
+	else if (featureId == XMLReader::FEATURE_NAMESPACE_PREFIXES)
+		return _namespacePrefixes;
+	else if (featureId == FEATURE_PARTIAL_READS)
+		return _engine.getEnablePartialReads();
+	else throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+void SAXParser::setProperty(const XMLString& propertyId, const XMLString& /*value*/)
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER || propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		throw SAXNotSupportedException(std::string("property does not take a string value: ") + fromXMLString(propertyId));
+	else
+		throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void SAXParser::setProperty(const XMLString& propertyId, void* value)
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER)
+		_engine.setDeclHandler(reinterpret_cast<DeclHandler*>(value));
+	else if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		_engine.setLexicalHandler(reinterpret_cast<LexicalHandler*>(value));
+	else throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void* SAXParser::getProperty(const XMLString& propertyId) const
+{
+	if (propertyId == XMLReader::PROPERTY_DECLARATION_HANDLER)
+		return _engine.getDeclHandler();
+	else if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		return _engine.getLexicalHandler();
+	else throw SAXNotSupportedException(fromXMLString(propertyId));
+}
+
+
+void SAXParser::parse(InputSource* pInputSource)
+{
+	if (pInputSource->getByteStream() || pInputSource->getCharacterStream())
+	{
+		setupParse();
+		_engine.parse(pInputSource);
+	}
+	else parse(pInputSource->getSystemId());
+}
+
+
+void SAXParser::parse(const XMLString& systemId)
+{
+	setupParse();
+	EntityResolverImpl entityResolver;
+	InputSource* pInputSource = entityResolver.resolveEntity(0, systemId);
+	if (pInputSource)
+	{
+		try
+		{
+			_engine.parse(pInputSource);
+		}
+		catch (...)
+		{
+			entityResolver.releaseInputSource(pInputSource);
+			throw;
+		}
+		entityResolver.releaseInputSource(pInputSource);
+	}
+	else throw XMLException("Cannot resolve system identifier", fromXMLString(systemId));
+}
+
+
+void SAXParser::parseString(const std::string& xml)
+{
+	parseMemoryNP(xml.data(), xml.size());
+}
+
+
+void SAXParser::parseMemoryNP(const char* xml, std::size_t size)
+{
+	setupParse();
+	_engine.parse(xml, size);
+}
+
+
+void SAXParser::setupParse()
+{
+	if (_namespaces && !_namespacePrefixes)
+		_engine.setNamespaceStrategy(new NoNamespacePrefixesStrategy);
+	else if (_namespaces && _namespacePrefixes)
+		_engine.setNamespaceStrategy(new NamespacePrefixesStrategy);
+	else
+		_engine.setNamespaceStrategy(new NoNamespacesStrategy);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/Text.cpp b/contrib/libs/poco/XML/src/Text.cpp
new file mode 100644
index 00000000000..abdff3a4e90
--- /dev/null
+++ b/contrib/libs/poco/XML/src/Text.cpp
@@ -0,0 +1,80 @@
+//
+// Text.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  DOM
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/Text.h"
+#include "Poco/DOM/Document.h"
+#include "Poco/DOM/DOMException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString Text::NODE_NAME = toXMLString("#text");
+
+
+Text::Text(Document* pOwnerDocument, const XMLString& data): 
+	CharacterData(pOwnerDocument, data)
+{
+}
+
+
+Text::Text(Document* pOwnerDocument, const Text& text): 
+	CharacterData(pOwnerDocument, text)
+{
+}
+
+
+Text::~Text()
+{
+}
+
+
+Text* Text::splitText(unsigned long offset)
+{
+	Node* pParent = parentNode();
+	if (!pParent) throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
+	int n = length() - offset;
+	Text* pNew = ownerDocument()->createTextNode(substringData(offset, n));
+	deleteData(offset, n);
+	pParent->insertBefore(pNew, nextSibling())->release();
+	return pNew;
+}
+
+
+const XMLString& Text::nodeName() const
+{
+	return NODE_NAME;
+}
+
+
+unsigned short Text::nodeType() const
+{
+	return Node::TEXT_NODE;
+}
+
+
+XMLString Text::innerText() const
+{
+	return nodeValue();
+}
+
+
+Node* Text::copyNode(bool /*deep*/, Document* pOwnerDocument) const
+{
+	return new Text(pOwnerDocument, *this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/TreeWalker.cpp b/contrib/libs/poco/XML/src/TreeWalker.cpp
new file mode 100644
index 00000000000..69c0556cda3
--- /dev/null
+++ b/contrib/libs/poco/XML/src/TreeWalker.cpp
@@ -0,0 +1,227 @@
+//
+// TreeWalker.cpp
+//
+// Library: XML
+// Package: DOM
+// Module:  TreeWalker
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/DOM/TreeWalker.h"
+#include "Poco/DOM/Node.h"
+#include "Poco/DOM/NodeFilter.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+TreeWalker::TreeWalker(Node* root, unsigned long whatToShow, NodeFilter* pFilter):
+	_pRoot(root),
+	_whatToShow(whatToShow),
+	_pFilter(pFilter),
+	_pCurrent(root)
+{
+}
+
+	
+TreeWalker::TreeWalker(const TreeWalker& walker):
+	_pRoot(walker._pRoot),
+	_whatToShow(walker._whatToShow),
+	_pFilter(walker._pFilter),
+	_pCurrent(walker._pCurrent)
+{
+}
+
+	
+TreeWalker& TreeWalker::operator = (const TreeWalker& walker)
+{
+	if (&walker != this)
+	{
+		_pRoot      = walker._pRoot;
+		_whatToShow = walker._whatToShow;
+		_pFilter    = walker._pFilter;
+		_pCurrent   = walker._pCurrent;
+	}
+	return *this;
+}
+
+	
+TreeWalker::~TreeWalker()
+{
+}
+
+
+void TreeWalker::setCurrentNode(Node* pNode)
+{
+	_pCurrent = pNode;
+}
+
+
+Node* TreeWalker::parentNode()
+{
+	if (!_pCurrent || _pCurrent == _pRoot) return 0;
+	
+	Node* pParent = _pCurrent->parentNode();
+	while (pParent && pParent != _pRoot && accept(pParent) != NodeFilter::FILTER_ACCEPT)
+		pParent = pParent->parentNode();
+	if (pParent && accept(pParent) == NodeFilter::FILTER_ACCEPT)
+		_pCurrent = pParent;
+	else
+		pParent = 0;
+	return pParent;
+}
+
+
+Node* TreeWalker::firstChild()
+{
+	if (!_pCurrent) return 0;
+
+	Node* pNode = accept(_pCurrent) != NodeFilter::FILTER_REJECT ? _pCurrent->firstChild() : 0;
+	while (pNode && accept(pNode) != NodeFilter::FILTER_ACCEPT)
+		pNode = pNode->nextSibling();
+	if (pNode)
+		_pCurrent = pNode;
+	return pNode;
+}
+
+
+Node* TreeWalker::lastChild()
+{
+	if (!_pCurrent) return 0;
+
+	Node* pNode = accept(_pCurrent) != NodeFilter::FILTER_REJECT ? _pCurrent->lastChild() : 0;
+	while (pNode && accept(pNode) != NodeFilter::FILTER_ACCEPT)
+		pNode = pNode->previousSibling();
+	if (pNode)
+		_pCurrent = pNode;
+	return pNode;
+}
+
+
+Node* TreeWalker::previousSibling()
+{
+	if (!_pCurrent) return 0;
+
+	Node* pNode = _pCurrent->previousSibling();
+	while (pNode && accept(pNode) != NodeFilter::FILTER_ACCEPT)
+		pNode = pNode->previousSibling();
+	if (pNode)
+		_pCurrent = pNode;
+	return pNode;
+}
+
+
+Node* TreeWalker::nextSibling()
+{
+	if (!_pCurrent) return 0;
+
+	Node* pNode = _pCurrent->nextSibling();
+	while (pNode && accept(pNode) != NodeFilter::FILTER_ACCEPT)
+		pNode = pNode->nextSibling();
+	if (pNode)
+		_pCurrent = pNode;
+	return pNode;
+}
+
+
+Node* TreeWalker::previousNode()
+{
+	if (!_pCurrent) return 0;
+	
+	Node* pPrev = previous(_pCurrent);
+	while (pPrev && accept(pPrev) != NodeFilter::FILTER_ACCEPT)
+		pPrev = previous(pPrev);
+	if (pPrev)
+		_pCurrent = pPrev;
+	return pPrev;
+}
+
+
+Node* TreeWalker::nextNode()
+{
+	if (!_pCurrent) return 0;
+
+	Node* pNext = next(_pCurrent);
+	while (pNext && accept(pNext) != NodeFilter::FILTER_ACCEPT)
+		pNext = next(pNext);
+	if (pNext)
+		_pCurrent = pNext;
+	return pNext;
+}
+
+
+int TreeWalker::accept(Node* pNode) const
+{
+	bool accept = false;
+	switch (pNode->nodeType())
+	{
+	case Node::ELEMENT_NODE: 
+		accept = (_whatToShow & NodeFilter::SHOW_ELEMENT) != 0; break;
+	case Node::ATTRIBUTE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ATTRIBUTE) != 0; break; 
+	case Node::TEXT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_TEXT) != 0; break; 
+	case Node::CDATA_SECTION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_CDATA_SECTION) != 0; break; 
+	case Node::ENTITY_REFERENCE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ENTITY_REFERENCE) != 0; break; 
+	case Node::ENTITY_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_ENTITY) != 0; break; 
+	case Node::PROCESSING_INSTRUCTION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_PROCESSING_INSTRUCTION) != 0; break; 
+	case Node::COMMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_COMMENT) != 0; break; 
+	case Node::DOCUMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT) != 0; break; 
+	case Node::DOCUMENT_TYPE_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT_TYPE) != 0; break; 
+	case Node::DOCUMENT_FRAGMENT_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_DOCUMENT_FRAGMENT) != 0; break; 
+	case Node::NOTATION_NODE:
+		accept = (_whatToShow & NodeFilter::SHOW_NOTATION) != 0; break; 
+	}
+	if (accept && _pFilter)
+		return _pFilter->acceptNode(pNode);
+	else
+		return accept ? NodeFilter::FILTER_ACCEPT : NodeFilter::FILTER_REJECT;
+}
+
+
+Node* TreeWalker::next(Node* pNode) const
+{
+	Node* pNext = accept(pNode) != NodeFilter::FILTER_REJECT ? pNode->firstChild() : 0;
+	if (pNext) return pNext;
+	pNext = pNode;
+	while (pNext && pNext != _pRoot)
+	{
+		Node* pSibling = pNext->nextSibling();
+		if (pSibling) return pSibling;
+		pNext = pNext->parentNode();
+	}
+	return 0;
+}
+
+
+Node* TreeWalker::previous(Node* pNode) const
+{
+	if (pNode == _pRoot) return 0;
+	Node* pPrev = pNode->previousSibling();
+	while (pPrev)
+	{
+		Node* pLastChild = accept(pPrev) != NodeFilter::FILTER_REJECT ? pPrev->lastChild() : 0;
+		if (pLastChild)
+			pPrev = pLastChild;
+		else
+			return pPrev;
+	}
+	return pNode->parentNode();
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/ValueTraits.cpp b/contrib/libs/poco/XML/src/ValueTraits.cpp
new file mode 100644
index 00000000000..c9b5b3efb85
--- /dev/null
+++ b/contrib/libs/poco/XML/src/ValueTraits.cpp
@@ -0,0 +1,39 @@
+//
+// ValueTraits.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  ValueTraits
+//
+// Definition of the ValueTraits templates.
+//
+// Copyright (c) 2015, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Based on libstudxml (http://www.codesynthesis.com/projects/libstudxml/).
+// Copyright (c) 2009-2013 Code Synthesis Tools CC.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLStreamParser.h"
+#include "Poco/XML/XMLStreamParserException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+bool DefaultValueTraits<bool>::parse(std::string s, const XMLStreamParser& p)
+{
+	if (s == "true" || s == "1" || s == "True" || s == "TRUE")
+		return true;
+	else if (s == "false" || s == "0" || s == "False" || s == "FALSE")
+		return false;
+	else
+		throw XMLStreamParserException(p, "invalid bool value '" + s + "'");
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/WhitespaceFilter.cpp b/contrib/libs/poco/XML/src/WhitespaceFilter.cpp
new file mode 100644
index 00000000000..7aba9f5f7e6
--- /dev/null
+++ b/contrib/libs/poco/XML/src/WhitespaceFilter.cpp
@@ -0,0 +1,212 @@
+//
+// WhitespaceFilter.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  WhitespaceFilter
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/WhitespaceFilter.h"
+#include "Poco/SAX/SAXException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+WhitespaceFilter::WhitespaceFilter():
+	_pLexicalHandler(0),
+	_filter(true)
+{
+}
+
+	
+WhitespaceFilter::WhitespaceFilter(XMLReader* pReader): 
+	XMLFilterImpl(pReader),
+	_pLexicalHandler(0),
+	_filter(true)
+{
+}
+
+
+WhitespaceFilter::~WhitespaceFilter()
+{
+}
+
+
+void WhitespaceFilter::setProperty(const XMLString& propertyId, const XMLString& value)
+{
+	if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		throw SAXNotSupportedException(std::string("property does not take a string value: ") + fromXMLString(propertyId));
+	else
+		XMLFilterImpl::setProperty(propertyId, value);
+
+}
+
+
+void WhitespaceFilter::setProperty(const XMLString& propertyId, void* value)
+{
+	if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		_pLexicalHandler = reinterpret_cast<LexicalHandler*>(value);
+	else
+		XMLFilterImpl::setProperty(propertyId, value);
+}
+
+
+void* WhitespaceFilter::getProperty(const XMLString& propertyId) const
+{
+	if (propertyId == XMLReader::PROPERTY_LEXICAL_HANDLER)
+		return _pLexicalHandler;
+	else
+		return XMLFilterImpl::getProperty(propertyId);
+}
+
+
+void WhitespaceFilter::startDocument()
+{
+	XMLFilterImpl::startDocument();
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::endDocument()
+{
+	XMLFilterImpl::endDocument();
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attrList)
+{
+	XMLFilterImpl::startElement(uri, localName, qname, attrList);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::endElement(const XMLString& uri, const XMLString& localName, const XMLString& qname)
+{
+	XMLFilterImpl::endElement(uri, localName, qname);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::characters(const XMLChar ch[], int start, int length)
+{
+	if (_filter)
+	{
+		bool ws = true;
+		const XMLChar* it  = ch + start;
+		const XMLChar* end = ch + start + length;
+		_data.append(it, end);
+		while (it != end)
+		{
+			if (*it != '\r' && *it != '\n' && *it != '\t' && *it != ' ')
+			{
+				ws = false;
+				break;
+			}
+			++it;
+		}
+		if (!ws)
+		{
+			XMLFilterImpl::characters(_data.data(), 0, (int) _data.length());
+			_filter = false;
+			_data.clear();	
+		}
+	}
+	else XMLFilterImpl::characters(ch, start, length);
+}
+
+
+void WhitespaceFilter::ignorableWhitespace(const XMLChar /*ch*/[], int /*start*/, int /*length*/)
+{
+	// the handler name already says that this data can be ignored
+}
+
+
+void WhitespaceFilter::processingInstruction(const XMLString& target, const XMLString& data)
+{
+	XMLFilterImpl::processingInstruction(target, data);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::startDTD(const XMLString& name, const XMLString& publicId, const XMLString& systemId)
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->startDTD(name, publicId, systemId);
+}
+
+
+void WhitespaceFilter::endDTD()
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->endDTD();
+}
+
+
+void WhitespaceFilter::startEntity(const XMLString& name)
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->startEntity(name);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::endEntity(const XMLString& name)
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->endEntity(name);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::startCDATA()
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->startCDATA();
+	_filter = false;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::endCDATA()
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->endCDATA();
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::comment(const XMLChar ch[], int start, int length)
+{
+	if (_pLexicalHandler)
+		_pLexicalHandler->comment(ch, start, length);
+	_filter = true;
+	_data.clear();
+}
+
+
+void WhitespaceFilter::setupParse()
+{
+	XMLFilterImpl::setupParse();
+
+	parent()->setProperty(XMLReader::PROPERTY_LEXICAL_HANDLER, static_cast<LexicalHandler*>(this));
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLException.cpp b/contrib/libs/poco/XML/src/XMLException.cpp
new file mode 100644
index 00000000000..62ba990cda4
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLException.cpp
@@ -0,0 +1,29 @@
+//
+// XMLException.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  XMLException
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLException.h"
+#include <typeinfo>
+
+
+using Poco::RuntimeException;
+
+
+namespace Poco {
+namespace XML {
+
+
+POCO_IMPLEMENT_EXCEPTION(XMLException, RuntimeException, "XML Exception")
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLFilter.cpp b/contrib/libs/poco/XML/src/XMLFilter.cpp
new file mode 100644
index 00000000000..a409db1e8b0
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLFilter.cpp
@@ -0,0 +1,27 @@
+//
+// XMLFilter.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAXFilters
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/XMLFilter.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+XMLFilter::~XMLFilter()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLFilterImpl.cpp b/contrib/libs/poco/XML/src/XMLFilterImpl.cpp
new file mode 100644
index 00000000000..2256f24584d
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLFilterImpl.cpp
@@ -0,0 +1,313 @@
+//
+// XMLFilterImpl.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAXFilters
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/XMLFilterImpl.h"
+#include "Poco/SAX/SAXException.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+XMLFilterImpl::XMLFilterImpl():
+	_pParent(0),
+	_pEntityResolver(0),
+	_pDTDHandler(0),
+	_pContentHandler(0),
+	_pErrorHandler(0)
+{
+}
+
+	
+XMLFilterImpl::XMLFilterImpl(XMLReader* pParent):
+	_pParent(pParent),
+	_pEntityResolver(0),
+	_pDTDHandler(0),
+	_pContentHandler(0),
+	_pErrorHandler(0)
+{
+}
+
+	
+XMLFilterImpl::~XMLFilterImpl()
+{
+}
+
+
+XMLReader* XMLFilterImpl::getParent() const
+{
+	return _pParent;
+}
+
+
+void XMLFilterImpl::setParent(XMLReader* pParent)
+{
+	_pParent = pParent;
+}
+
+
+void XMLFilterImpl::setEntityResolver(EntityResolver* pResolver)
+{
+	_pEntityResolver = pResolver;
+}
+
+
+EntityResolver* XMLFilterImpl::getEntityResolver() const
+{
+	return _pEntityResolver;
+}
+
+
+void XMLFilterImpl::setDTDHandler(DTDHandler* pDTDHandler)
+{
+	_pDTDHandler = pDTDHandler;
+}
+
+
+DTDHandler* XMLFilterImpl::getDTDHandler() const
+{
+	return _pDTDHandler;
+}
+
+
+void XMLFilterImpl::setContentHandler(ContentHandler* pContentHandler)
+{
+	_pContentHandler = pContentHandler;
+}
+
+
+ContentHandler* XMLFilterImpl::getContentHandler() const
+{
+	return _pContentHandler;
+}
+
+
+void XMLFilterImpl::setErrorHandler(ErrorHandler* pErrorHandler)
+{
+	_pErrorHandler = pErrorHandler;
+}
+
+
+ErrorHandler* XMLFilterImpl::getErrorHandler() const
+{
+	return _pErrorHandler;
+}
+
+
+void XMLFilterImpl::setFeature(const XMLString& featureId, bool state)
+{
+	if (_pParent)
+		_pParent->setFeature(featureId, state);
+	else
+		throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+bool XMLFilterImpl::getFeature(const XMLString& featureId) const
+{
+	if (_pParent)
+		return _pParent->getFeature(featureId);
+	else
+		throw SAXNotRecognizedException(fromXMLString(featureId));
+}
+
+
+void XMLFilterImpl::setProperty(const XMLString& propertyId, const XMLString& value)
+{
+	if (_pParent)
+		_pParent->setProperty(propertyId, value);
+	else
+		throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void XMLFilterImpl::setProperty(const XMLString& propertyId, void* value)
+{
+	if (_pParent)
+		_pParent->setProperty(propertyId, value);
+	else
+		throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void* XMLFilterImpl::getProperty(const XMLString& propertyId) const
+{
+	if (_pParent)
+		return _pParent->getProperty(propertyId);
+	else
+		throw SAXNotRecognizedException(fromXMLString(propertyId));
+}
+
+
+void XMLFilterImpl::parse(InputSource* pSource)
+{
+	setupParse();
+	_pParent->parse(pSource);
+}
+
+
+void XMLFilterImpl::parse(const XMLString& systemId)
+{
+	setupParse();
+	_pParent->parse(systemId);
+}
+
+
+void XMLFilterImpl::parseMemoryNP(const char* xml, std::size_t size)
+{
+	setupParse();
+	_pParent->parseMemoryNP(xml, size);
+}
+
+
+InputSource* XMLFilterImpl::resolveEntity(const XMLString* publicId, const XMLString& systemId)
+{
+	if (_pEntityResolver)
+		return _pEntityResolver->resolveEntity(publicId, systemId);
+	else
+		return 0;
+}
+
+
+void XMLFilterImpl::releaseInputSource(InputSource* pSource)
+{
+	if (_pEntityResolver)
+		_pEntityResolver->releaseInputSource(pSource);
+}
+
+
+void XMLFilterImpl::notationDecl(const XMLString& name, const XMLString* publicId, const XMLString* systemId)
+{
+	if (_pDTDHandler)
+		_pDTDHandler->notationDecl(name, publicId, systemId);
+}
+
+
+void XMLFilterImpl::unparsedEntityDecl(const XMLString& name, const XMLString* publicId, const XMLString& systemId, const XMLString& notationName)
+{
+	if (_pDTDHandler)
+		_pDTDHandler->unparsedEntityDecl(name, publicId, systemId, notationName);
+}
+
+
+void XMLFilterImpl::setDocumentLocator(const Locator* loc)
+{
+	if (_pContentHandler)
+		_pContentHandler->setDocumentLocator(loc);
+}
+
+
+void XMLFilterImpl::startDocument()
+{
+	if (_pContentHandler)
+		_pContentHandler->startDocument();
+}
+
+
+void XMLFilterImpl::endDocument()
+{
+	if (_pContentHandler)
+		_pContentHandler->endDocument();
+}
+
+
+void XMLFilterImpl::startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attrList)
+{
+	if (_pContentHandler)
+		_pContentHandler->startElement(uri, localName, qname, attrList);
+}
+
+
+void XMLFilterImpl::endElement(const XMLString& uri, const XMLString& localName, const XMLString& qname)
+{
+	if (_pContentHandler)
+		_pContentHandler->endElement(uri, localName, qname);
+}
+
+
+void XMLFilterImpl::characters(const XMLChar ch[], int start, int length)
+{
+	if (_pContentHandler)
+		_pContentHandler->characters(ch, start, length);
+}
+
+
+void XMLFilterImpl::ignorableWhitespace(const XMLChar ch[], int start, int length)
+{
+	if (_pContentHandler)
+		_pContentHandler->ignorableWhitespace(ch, start, length);
+}
+
+
+void XMLFilterImpl::processingInstruction(const XMLString& target, const XMLString& data)
+{
+	if (_pContentHandler)
+		_pContentHandler->processingInstruction(target, data);
+}
+
+
+void XMLFilterImpl::startPrefixMapping(const XMLString& prefix, const XMLString& uri)
+{
+	if (_pContentHandler)
+		_pContentHandler->startPrefixMapping(prefix, uri);
+}
+
+
+void XMLFilterImpl::endPrefixMapping(const XMLString& prefix)
+{
+	if (_pContentHandler)
+		_pContentHandler->endPrefixMapping(prefix);
+}
+
+
+void XMLFilterImpl::skippedEntity(const XMLString& prefix)
+{
+	if (_pContentHandler)
+		_pContentHandler->skippedEntity(prefix);
+}
+
+
+void XMLFilterImpl::warning(const SAXException& e)
+{
+	if (_pErrorHandler)
+		_pErrorHandler->warning(e);
+}
+
+
+void XMLFilterImpl::error(const SAXException& e)
+{
+	if (_pErrorHandler)
+		_pErrorHandler->error(e);
+}
+
+
+void XMLFilterImpl::fatalError(const SAXException& e)
+{
+	if (_pErrorHandler)
+		_pErrorHandler->fatalError(e);
+}
+
+
+void XMLFilterImpl::setupParse()
+{
+	poco_check_ptr (_pParent);
+
+	_pParent->setEntityResolver(this);
+	_pParent->setDTDHandler(this);
+	_pParent->setContentHandler(this);
+	_pParent->setErrorHandler(this);
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLReader.cpp b/contrib/libs/poco/XML/src/XMLReader.cpp
new file mode 100644
index 00000000000..d6cd767d7d3
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLReader.cpp
@@ -0,0 +1,37 @@
+//
+// XMLReader.cpp
+//
+// Library: XML
+// Package: SAX
+// Module:  SAX
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/SAX/XMLReader.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+const XMLString XMLReader::FEATURE_VALIDATION                  = toXMLString("http://xml.org/sax/features/validation");
+const XMLString XMLReader::FEATURE_NAMESPACES                  = toXMLString("http://xml.org/sax/features/namespaces");
+const XMLString XMLReader::FEATURE_NAMESPACE_PREFIXES          = toXMLString("http://xml.org/sax/features/namespace-prefixes");
+const XMLString XMLReader::FEATURE_EXTERNAL_GENERAL_ENTITIES   = toXMLString("http://xml.org/sax/features/external-general-entities");
+const XMLString XMLReader::FEATURE_EXTERNAL_PARAMETER_ENTITIES = toXMLString("http://xml.org/sax/features/external-parameter-entities");
+const XMLString XMLReader::FEATURE_STRING_INTERNING            = toXMLString("http://xml.org/sax/features/string-interning");
+const XMLString XMLReader::PROPERTY_DECLARATION_HANDLER        = toXMLString("http://xml.org/sax/properties/declaration-handler");
+const XMLString XMLReader::PROPERTY_LEXICAL_HANDLER            = toXMLString("http://xml.org/sax/properties/lexical-handler");
+
+
+XMLReader::~XMLReader()
+{
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLStreamParser.cpp b/contrib/libs/poco/XML/src/XMLStreamParser.cpp
new file mode 100644
index 00000000000..850657d79d2
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLStreamParser.cpp
@@ -0,0 +1,939 @@
+//
+// XMLStreamParser.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  XMLStreamParser
+//
+// Copyright (c) 2015, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Based on libstudxml (http://www.codesynthesis.com/projects/libstudxml/).
+// Copyright (c) 2009-2013 Code Synthesis Tools CC.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLStreamParser.h"
+#include <new>
+#include <cstring>
+#include <istream>
+#include <ostream>
+#include <sstream>
+
+
+namespace Poco {
+namespace XML {
+
+
+struct StreamExceptionController
+{
+	StreamExceptionController(std::istream& is):
+		_istr(is),
+		_oldState(_istr.exceptions())
+	{
+		_istr.exceptions(_oldState & ~std::istream::failbit);
+	}
+
+	~StreamExceptionController()
+	{
+		std::istream::iostate s = _istr.rdstate();
+		s &= ~std::istream::failbit;
+
+		// If our error state (sans failbit) intersects with the
+		// exception state then that means we have an active
+		// exception and changing error/exception state will
+		// cause another to be thrown.
+		if (!(_oldState & s))
+		{
+			// Clear failbit if it was caused by eof.
+			//
+			if (_istr.fail() && _istr.eof())
+				_istr.clear(s);
+
+			_istr.exceptions(_oldState);
+		}
+	}
+
+private:
+	StreamExceptionController(const StreamExceptionController&);
+	StreamExceptionController& operator = (const StreamExceptionController&);
+
+private:
+	std::istream& _istr;
+	std::istream::iostate _oldState;
+};
+
+
+static const char* parserEventStrings[] =
+{
+	"start element",
+	"end element",
+	"start attribute",
+	"end attribute",
+	"characters",
+	"start namespace declaration",
+	"end namespace declaration",
+	"end of file"
+};
+
+
+std::ostream& operator << (std::ostream& os, XMLStreamParser::EventType e)
+{
+	return os << parserEventStrings[e];
+}
+
+
+XMLStreamParser::XMLStreamParser(std::istream& is, const std::string& iname, FeatureType f):
+	_size(0),
+	_inputName(iname),
+	_feature(f)
+{
+	_data.is = &is;
+	init();
+}
+
+
+XMLStreamParser::XMLStreamParser(const void* data, std::size_t size, const std::string& iname, FeatureType f):
+	_size(size),
+	_inputName(iname),
+	_feature(f)
+{
+	poco_assert(data != 0 && size != 0);
+
+	_data.buf = data;
+	init();
+}
+
+
+XMLStreamParser::~XMLStreamParser()
+{
+	if (_parser) XML_ParserFree(_parser);
+}
+
+
+void XMLStreamParser::init()
+{
+	_depth = 0;
+	_parserState = state_next;
+	_currentEvent = EV_EOF;
+	_queue = EV_EOF;
+
+	_qualifiedName = &_qname;
+	_pvalue = &_value;
+
+	_line = 0;
+	_column = 0;
+
+	_currentAttributeIndex = 0;
+	_startNamespaceIndex = 0;
+	_endNamespaceIndex = 0;
+
+	if ((_feature & RECEIVE_ATTRIBUTE_MAP) != 0 && (_feature & RECEIVE_ATTRIBUTES_EVENT) != 0)
+		_feature &= ~RECEIVE_ATTRIBUTE_MAP;
+
+	// Allocate the XMLStreamParser. Make sure nothing else can throw after
+	// this call since otherwise we will leak it.
+	//
+	_parser = XML_ParserCreateNS(0, XML_Char(' '));
+
+	if (_parser == 0)
+		throw std::bad_alloc();
+
+	// Get prefixes in addition to namespaces and local names.
+	//
+	XML_SetReturnNSTriplet(_parser, true);
+
+	// Set handlers.
+	//
+	XML_SetUserData(_parser, this);
+
+	if ((_feature & RECEIVE_ELEMENTS) != 0)
+	{
+		XML_SetStartElementHandler(_parser, &handleStartElement);
+		XML_SetEndElementHandler(_parser, &handleEndElement);
+	}
+
+	if ((_feature & RECEIVE_CHARACTERS) != 0)
+		XML_SetCharacterDataHandler(_parser, &handleCharacters);
+
+	if ((_feature & RECEIVE_NAMESPACE_DECLS) != 0)
+		XML_SetNamespaceDeclHandler(_parser, &handleStartNamespaceDecl, &handleEndNamespaceDecl);
+}
+
+
+void XMLStreamParser::handleError()
+{
+	XML_Error e(XML_GetErrorCode(_parser));
+
+	if (e == XML_ERROR_ABORTED)
+	{
+		// For now we only abort the XMLStreamParser in the handleCharacters() and
+		// handleStartElement() handlers.
+		//
+		switch (content())
+		{
+		case Content::Empty:
+			throw XMLStreamParserException(*this, "characters in empty content");
+		case Content::Simple:
+			throw XMLStreamParserException(*this, "element in simple content");
+		case Content::Complex:
+			throw XMLStreamParserException(*this, "characters in complex content");
+		default:
+			poco_assert(false);
+		}
+	}
+	else
+		throw XMLStreamParserException(_inputName, XML_GetCurrentLineNumber(_parser), XML_GetCurrentColumnNumber(_parser), XML_ErrorString(e));
+}
+
+
+XMLStreamParser::EventType XMLStreamParser::next()
+{
+	if (_parserState == state_next)
+		return nextImpl(false);
+	else
+	{
+		// If we previously peeked at start/end_element, then adjust
+		// state accordingly.
+		//
+		switch (_currentEvent)
+		{
+		case EV_END_ELEMENT:
+		{
+			if (!_elementState.empty() && _elementState.back().depth == _depth)
+				popElement();
+
+			_depth--;
+			break;
+		}
+		case EV_START_ELEMENT:
+		{
+			_depth++;
+			break;
+		}
+		default:
+			break;
+		}
+
+		_parserState = state_next;
+		return _currentEvent;
+	}
+}
+
+
+const std::string& XMLStreamParser::attribute(const QName& qn) const
+{
+	if (const ElementEntry* e = getElement())
+	{
+		AttributeMapType::const_iterator i(e->attributeMap.find(qn));
+
+		if (i != e->attributeMap.end())
+		{
+			if (!i->second.handled)
+			{
+				i->second.handled = true;
+				e->attributesUnhandled--;
+			}
+			return i->second.value;
+		}
+	}
+
+	throw XMLStreamParserException(*this, "attribute '" + qn.toString() + "' expected");
+}
+
+
+std::string XMLStreamParser::attribute(const QName& qn, const std::string& dv) const
+{
+	if (const ElementEntry* e = getElement())
+	{
+		AttributeMapType::const_iterator i(e->attributeMap.find(qn));
+
+		if (i != e->attributeMap.end())
+		{
+			if (!i->second.handled)
+			{
+				i->second.handled = true;
+				e->attributesUnhandled--;
+			}
+			return i->second.value;
+		}
+	}
+
+	return dv;
+}
+
+
+bool XMLStreamParser::attributePresent(const QName& qn) const
+{
+	if (const ElementEntry* e = getElement())
+	{
+		AttributeMapType::const_iterator i(e->attributeMap.find(qn));
+
+		if (i != e->attributeMap.end())
+		{
+			if (!i->second.handled)
+			{
+				i->second.handled = true;
+				e->attributesUnhandled--;
+			}
+			return true;
+		}
+	}
+
+	return false;
+}
+
+
+void XMLStreamParser::nextExpect(EventType e)
+{
+	if (next() != e)
+		throw XMLStreamParserException(*this, std::string(parserEventStrings[e]) + " expected");
+}
+
+
+void XMLStreamParser::nextExpect(EventType e, const std::string& ns, const std::string& n)
+{
+	if (next() != e || namespaceURI() != ns || localName() != n)
+		throw XMLStreamParserException(*this, std::string(parserEventStrings[e]) + " '" + QName(ns, n).toString() + "' expected");
+}
+
+
+std::string XMLStreamParser::element()
+{
+	content(Content::Simple);
+	std::string r;
+
+	// The content of the element can be empty in which case there
+	// will be no characters event.
+	//
+	EventType e(next());
+	if (e == EV_CHARACTERS)
+	{
+		r.swap(value());
+		e = next();
+	}
+
+	// We cannot really get anything other than end_element since
+	// the simple content validation won't allow it.
+	//
+	poco_assert(e == EV_END_ELEMENT);
+
+	return r;
+}
+
+
+std::string XMLStreamParser::element(const QName& qn, const std::string& dv)
+{
+	if (peek() == EV_START_ELEMENT && getQName() == qn)
+	{
+		next();
+		return element();
+	}
+
+	return dv;
+}
+
+
+const XMLStreamParser::ElementEntry* XMLStreamParser::getElementImpl() const
+{
+	// The handleStartElement() Expat handler may have already provisioned
+	// an entry in the element stack. In this case, we need to get the
+	// one before it, if any.
+	//
+	const ElementEntry* r(0);
+	ElementState::size_type n(_elementState.size() - 1);
+
+	if (_elementState[n].depth == _depth)
+		r = &_elementState[n];
+	else if (n != 0 && _elementState[n].depth > _depth)
+	{
+		n--;
+		if (_elementState[n].depth == _depth)
+			r = &_elementState[n];
+	}
+
+	return r;
+}
+
+
+void XMLStreamParser::popElement()
+{
+	// Make sure there are no unhandled attributes left.
+	//
+	const ElementEntry& e(_elementState.back());
+	if (e.attributesUnhandled != 0)
+	{
+		// Find the first unhandled attribute and report it.
+		//
+		for (AttributeMapType::const_iterator i(e.attributeMap.begin()); i != e.attributeMap.end(); ++i)
+		{
+			if (!i->second.handled)
+				throw XMLStreamParserException(*this, "unexpected attribute '" + i->first.toString() + "'");
+		}
+		poco_assert(false);
+	}
+
+	_elementState.pop_back();
+}
+
+
+XMLStreamParser::EventType XMLStreamParser::nextImpl(bool peek)
+{
+	EventType e(nextBody());
+
+	// Content-specific processing. Note that we handle characters in the
+	// handleCharacters() Expat handler for two reasons. Firstly, it is faster
+	// to ignore the whitespaces at the source. Secondly, this allows us
+	// to distinguish between element and attribute characters. We can
+	// move this processing to the handler because the characters event
+	// is never queued.
+	//
+	switch (e)
+	{
+	case EV_END_ELEMENT:
+	{
+		// If this is a peek, then avoid popping the stack just yet.
+		// This way, the attribute map will still be valid until we
+		// call next().
+		//
+		if (!peek)
+		{
+			if (!_elementState.empty() && _elementState.back().depth == _depth)
+				popElement();
+
+			_depth--;
+		}
+		break;
+	}
+	case EV_START_ELEMENT:
+	{
+		if (const ElementEntry* pEntry = getElement())
+		{
+			switch (pEntry->content)
+			{
+			case Content::Empty:
+				throw XMLStreamParserException(*this, "element in empty content");
+			case Content::Simple:
+				throw XMLStreamParserException(*this, "element in simple content");
+			default:
+				break;
+			}
+		}
+
+		// If this is a peek, then delay adjusting the depth.
+		//
+		if (!peek)
+			_depth++;
+
+		break;
+	}
+	default:
+		break;
+	}
+
+	return e;
+}
+
+
+XMLStreamParser::EventType XMLStreamParser::nextBody()
+{
+	// See if we have any start namespace declarations we need to return.
+	//
+	if (_startNamespaceIndex < _startNamespace.size())
+	{
+		// Based on the previous event determine what's the next one must be.
+		//
+		switch (_currentEvent)
+		{
+		case EV_START_NAMESPACE_DECL:
+		{
+			if (++_startNamespaceIndex == _startNamespace.size())
+			{
+				_startNamespaceIndex = 0;
+				_startNamespace.clear();
+				_qualifiedName = &_qname;
+				break; // No more declarations.
+			}
+			// Fall through.
+		}
+		case EV_START_ELEMENT:
+		{
+			_currentEvent = EV_START_NAMESPACE_DECL;
+			_qualifiedName = &_startNamespace[_startNamespaceIndex];
+			return _currentEvent;
+		}
+		default:
+		{
+			poco_assert(false);
+			return _currentEvent = EV_EOF;
+		}
+		}
+	}
+
+	// See if we have any attributes we need to return as events.
+	//
+	if (_currentAttributeIndex < _attributes.size())
+	{
+		// Based on the previous event determine what's the next one must be.
+		//
+		switch (_currentEvent)
+		{
+		case EV_START_ATTRIBUTE:
+		{
+			_currentEvent = EV_CHARACTERS;
+			_pvalue = &_attributes[_currentAttributeIndex].value;
+			return _currentEvent;
+		}
+		case EV_CHARACTERS:
+		{
+			_currentEvent = EV_END_ATTRIBUTE; // Name is already set.
+			return _currentEvent;
+		}
+		case EV_END_ATTRIBUTE:
+		{
+			if (++_currentAttributeIndex == _attributes.size())
+			{
+				_currentAttributeIndex = 0;
+				_attributes.clear();
+				_qualifiedName = &_qname;
+				_pvalue = &_value;
+				break; // No more attributes.
+			}
+			// Fall through.
+		}
+		case EV_START_ELEMENT:
+		case EV_START_NAMESPACE_DECL:
+		{
+			_currentEvent = EV_START_ATTRIBUTE;
+			_qualifiedName = &_attributes[_currentAttributeIndex].qname;
+			return _currentEvent;
+		}
+		default:
+		{
+			poco_assert(false);
+			return _currentEvent = EV_EOF;
+		}
+		}
+	}
+
+	// See if we have any end namespace declarations we need to return.
+	//
+	if (_endNamespaceIndex < _endNamespace.size())
+	{
+		// Based on the previous event determine what's the next one must be.
+		//
+		switch (_currentEvent)
+		{
+		case EV_END_NAMESPACE_DECL:
+		{
+			if (++_endNamespaceIndex == _endNamespace.size())
+			{
+				_endNamespaceIndex = 0;
+				_endNamespace.clear();
+				_qualifiedName = &_qname;
+				break; // No more declarations.
+			}
+			// Fall through.
+		}
+			// The end namespace declaration comes before the end element
+			// which means it can follow pretty much any other event.
+			//
+		default:
+		{
+			_currentEvent = EV_END_NAMESPACE_DECL;
+			_qualifiedName = &_endNamespace[_endNamespaceIndex];
+			return _currentEvent;
+		}
+		}
+	}
+
+	// Check the queue.
+	//
+	if (_queue != EV_EOF)
+	{
+		_currentEvent = _queue;
+		_queue = EV_EOF;
+
+		_line = XML_GetCurrentLineNumber(_parser);
+		_column = XML_GetCurrentColumnNumber(_parser);
+
+		return _currentEvent;
+	}
+
+	// Reset the character accumulation flag.
+	//
+	_accumulateContent = false;
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(_parser, &ps);
+
+	switch (ps.parsing)
+	{
+	case XML_INITIALIZED:
+	{
+		// As if we finished the previous chunk.
+		break;
+	}
+	case XML_PARSING:
+	{
+		poco_assert(false);
+		return _currentEvent = EV_EOF;
+	}
+	case XML_FINISHED:
+	{
+		return _currentEvent = EV_EOF;
+	}
+	case XML_SUSPENDED:
+	{
+		switch (XML_ResumeParser(_parser))
+		{
+		case XML_STATUS_SUSPENDED:
+		{
+			// If the XMLStreamParser is again in the suspended state, then
+			// that means we have the next event.
+			//
+			return _currentEvent;
+		}
+		case XML_STATUS_OK:
+		{
+			// Otherwise, we need to get and parse the next chunk of data
+			// unless this was the last chunk, in which case this is eof.
+			//
+			if (ps.finalBuffer)
+				return _currentEvent = EV_EOF;
+
+			break;
+		}
+		case XML_STATUS_ERROR:
+			handleError();
+		}
+		break;
+	}
+	}
+
+	// Get and parse the next chunk of data until we get the next event
+	// or reach eof.
+	//
+	if (!_accumulateContent)
+		_currentEvent = EV_EOF;
+
+	XML_Status s;
+	do
+	{
+		if (_size != 0)
+		{
+			s = XML_Parse(_parser, static_cast<const char*>(_data.buf), static_cast<int>(_size), true);
+
+			if (s == XML_STATUS_ERROR)
+				handleError();
+
+			break;
+		}
+		else
+		{
+			const size_t cap(4096);
+
+			char* b(static_cast<char*>(XML_GetBuffer(_parser, cap)));
+			if (b == 0)
+				throw std::bad_alloc();
+
+			// Temporarily unset the exception failbit. Also clear the fail bit
+			// when we reset the old state if it was caused by eof.
+			//
+			std::istream& is(*_data.is);
+			{
+				StreamExceptionController sec(is);
+				is.read(b, static_cast<std::streamsize>(cap));
+			}
+
+			// If the caller hasn't configured the stream to use exceptions,
+			// then use the parsing exception to report an error.
+			//
+			if (is.bad() || (is.fail() && !is.eof()))
+				throw XMLStreamParserException(*this, "io failure");
+
+			bool eof(is.eof());
+
+			s = XML_ParseBuffer(_parser, static_cast<int>(is.gcount()), eof);
+
+			if (s == XML_STATUS_ERROR)
+				handleError();
+
+			if (eof)
+				break;
+		}
+	} while (s != XML_STATUS_SUSPENDED);
+
+	return _currentEvent;
+}
+
+
+static void splitName(const XML_Char* s, QName& qn)
+{
+	std::string& ns(qn.namespaceURI());
+	std::string& name(qn.localName());
+	std::string& prefix(qn.prefix());
+
+	const char* p(strchr(s, ' '));
+
+	if (p == 0)
+	{
+		ns.clear();
+		name = s;
+		prefix.clear();
+	}
+	else
+	{
+		ns.assign(s, 0, p - s);
+
+		s = p + 1;
+		p = strchr(s, ' ');
+
+		if (p == 0)
+		{
+			name = s;
+			prefix.clear();
+		}
+		else
+		{
+			name.assign(s, 0, p - s);
+			prefix = p + 1;
+		}
+	}
+}
+
+
+void XMLCALL XMLStreamParser::handleStartElement(void* v, const XML_Char* name, const XML_Char** atts)
+{
+	XMLStreamParser& p(*static_cast<XMLStreamParser*>(v));
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(p._parser, &ps);
+
+	// Expat has a (mis)-feature of a possibily calling handlers even
+	// after the non-resumable XML_StopParser call.
+	//
+	if (ps.parsing == XML_FINISHED)
+		return;
+
+	// Cannot be a followup event.
+	//
+	poco_assert(ps.parsing == XML_PARSING);
+
+	// When accumulating characters in simple content, we expect to
+	// see more characters or end element. Seeing start element is
+	// possible but means violation of the content model.
+	//
+	if (p._accumulateContent)
+	{
+		// It would have been easier to throw the exception directly,
+		// however, the Expat code is most likely not exception safe.
+		//
+		p._line = XML_GetCurrentLineNumber(p._parser);
+		p._column = XML_GetCurrentColumnNumber(p._parser);
+		XML_StopParser(p._parser, false);
+		return;
+	}
+
+	p._currentEvent = EV_START_ELEMENT;
+	splitName(name, p._qname);
+
+	p._line = XML_GetCurrentLineNumber(p._parser);
+	p._column = XML_GetCurrentColumnNumber(p._parser);
+
+	// Handle attributes.
+	//
+	if (*atts != 0)
+	{
+		bool am((p._feature & RECEIVE_ATTRIBUTE_MAP) != 0);
+		bool ae((p._feature & RECEIVE_ATTRIBUTES_EVENT) != 0);
+
+		// Provision an entry for this element.
+		//
+		ElementEntry* pe(0);
+		if (am)
+		{
+			p._elementState.push_back(ElementEntry(p._depth + 1));
+			pe = &p._elementState.back();
+		}
+
+		if (am || ae)
+		{
+			for (; *atts != 0; atts += 2)
+			{
+				if (am)
+				{
+					QName qn;
+					splitName(*atts, qn);
+					AttributeMapType::value_type value(qn, AttributeValueType());
+					value.second.value = *(atts + 1);
+					value.second.handled = false;
+					pe->attributeMap.insert(value);
+				}
+				else
+				{
+					p._attributes.push_back(AttributeType());
+					splitName(*atts, p._attributes.back().qname);
+					p._attributes.back().value = *(atts + 1);
+				}
+			}
+
+			if (am)
+				pe->attributesUnhandled = pe->attributeMap.size();
+		}
+	}
+
+	XML_StopParser(p._parser, true);
+}
+
+
+void XMLCALL XMLStreamParser::handleEndElement(void* v, const XML_Char* name)
+{
+	XMLStreamParser& p(*static_cast<XMLStreamParser*>(v));
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(p._parser, &ps);
+
+	// Expat has a (mis)-feature of a possibily calling handlers even
+	// after the non-resumable XML_StopParser call.
+	//
+	if (ps.parsing == XML_FINISHED)
+		return;
+
+	// This can be a followup event for empty elements (<foo/>). In this
+	// case the element name is already set.
+	//
+	if (ps.parsing != XML_PARSING)
+		p._queue = EV_END_ELEMENT;
+	else
+	{
+		splitName(name, p._qname);
+
+		// If we are accumulating characters, then queue this event.
+		//
+		if (p._accumulateContent)
+			p._queue = EV_END_ELEMENT;
+		else
+		{
+			p._currentEvent = EV_END_ELEMENT;
+
+			p._line = XML_GetCurrentLineNumber(p._parser);
+			p._column = XML_GetCurrentColumnNumber(p._parser);
+		}
+
+		XML_StopParser(p._parser, true);
+	}
+}
+
+
+void XMLCALL XMLStreamParser::handleCharacters(void* v, const XML_Char* s, int n)
+{
+	XMLStreamParser& p(*static_cast<XMLStreamParser*>(v));
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(p._parser, &ps);
+
+	// Expat has a (mis)-feature of a possibily calling handlers even
+	// after the non-resumable XML_StopParser call.
+	//
+	if (ps.parsing == XML_FINISHED)
+		return;
+
+	Content cont(p.content());
+
+	// If this is empty or complex content, see if these are whitespaces.
+	//
+	switch (cont)
+	{
+	case Content::Empty:
+	case Content::Complex:
+	{
+		for (int i(0); i != n; ++i)
+		{
+			char c(s[i]);
+			if (c == 0x20 || c == 0x0A || c == 0x0D || c == 0x09)
+				continue;
+
+			// It would have been easier to throw the exception directly,
+			// however, the Expat code is most likely not exception safe.
+			//
+			p._line = XML_GetCurrentLineNumber(p._parser);
+			p._column = XML_GetCurrentColumnNumber(p._parser);
+			XML_StopParser(p._parser, false);
+			break;
+		}
+		return;
+	}
+	default:
+		break;
+	}
+
+	// Append the characters if we are accumulating. This can also be a
+	// followup event for another character event. In this case also
+	// append the data.
+	//
+	if (p._accumulateContent || ps.parsing != XML_PARSING)
+	{
+		poco_assert(p._currentEvent == EV_CHARACTERS);
+		p._value.append(s, n);
+	}
+	else
+	{
+		p._currentEvent = EV_CHARACTERS;
+		p._value.assign(s, n);
+
+		p._line = XML_GetCurrentLineNumber(p._parser);
+		p._column = XML_GetCurrentColumnNumber(p._parser);
+
+		// In simple content we need to accumulate all the characters
+		// into a single event. To do this we will let the XMLStreamParser run
+		// until we reach the end of the element.
+		//
+		if (cont == Content::Simple)
+			p._accumulateContent = true;
+		else
+			XML_StopParser(p._parser, true);
+	}
+}
+
+
+void XMLCALL XMLStreamParser::handleStartNamespaceDecl(void* v, const XML_Char* prefix, const XML_Char* ns)
+{
+	XMLStreamParser& p(*static_cast<XMLStreamParser*>(v));
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(p._parser, &ps);
+
+	// Expat has a (mis)-feature of a possibily calling handlers even
+	// after the non-resumable XML_StopParser call.
+	//
+	if (ps.parsing == XML_FINISHED)
+		return;
+
+	p._startNamespace.push_back(QName());
+	p._startNamespace.back().prefix() = (prefix != 0 ? prefix : "");
+	p._startNamespace.back().namespaceURI() = (ns != 0 ? ns : "");
+}
+
+
+void XMLCALL XMLStreamParser::handleEndNamespaceDecl(void* v, const XML_Char* prefix)
+{
+	XMLStreamParser& p(*static_cast<XMLStreamParser*>(v));
+
+	XML_ParsingStatus ps;
+	XML_GetParsingStatus(p._parser, &ps);
+
+	// Expat has a (mis)-feature of a possibily calling handlers even
+	// after the non-resumable XML_StopParser call.
+	//
+	if (ps.parsing == XML_FINISHED)
+		return;
+
+	p._endNamespace.push_back(QName());
+	p._endNamespace.back().prefix() = (prefix != 0 ? prefix : "");
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLStreamParserException.cpp b/contrib/libs/poco/XML/src/XMLStreamParserException.cpp
new file mode 100644
index 00000000000..d7b01690edd
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLStreamParserException.cpp
@@ -0,0 +1,88 @@
+//
+// XMLStreamParserException.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  XMLStreamParserException
+//
+// Copyright (c) 2015, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLStreamParserException.h"
+#include "Poco/XML/XMLStreamParser.h"
+
+
+namespace Poco {
+namespace XML {
+
+
+XMLStreamParserException::~XMLStreamParserException() noexcept
+{
+}
+
+
+XMLStreamParserException::XMLStreamParserException(const std::string& n, Poco::UInt64 l, Poco::UInt64 c, const std::string& d):
+	_name(n),
+	_line(l),
+	_column(c),
+	_description(d)
+{
+	init();
+}
+
+
+XMLStreamParserException::XMLStreamParserException(const XMLStreamParser& p, const std::string& d):
+	_name(p.inputName()),
+	_line(p.line()),
+	_column(p.column()),
+	_description(d)
+{
+	init();
+}
+
+
+void XMLStreamParserException::init()
+{
+	std::ostringstream os;
+	if (!_name.empty())
+		os << _name << ':';
+	os << _line << ':' << _column << ": error: " << _description;
+	_what = os.str();
+}
+
+
+const char* XMLStreamParserException::name() const noexcept
+{
+	return _name.c_str();
+}
+
+
+Poco::UInt64 XMLStreamParserException::line() const
+{
+	return _line;
+}
+
+
+Poco::UInt64 XMLStreamParserException::column() const
+{
+	return _column;
+}
+
+
+const std::string& XMLStreamParserException::description() const
+{
+	return _description;
+}
+
+
+char const* XMLStreamParserException::what() const noexcept
+{
+	return _what.c_str();
+}
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLString.cpp b/contrib/libs/poco/XML/src/XMLString.cpp
new file mode 100644
index 00000000000..732d61f1a5a
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLString.cpp
@@ -0,0 +1,64 @@
+//
+// XMLString.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  XMLString
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLString.h"
+
+
+#if defined(XML_UNICODE_WCHAR_T)
+#include <stdlib.h>
+#endif
+
+
+namespace Poco {
+namespace XML {
+
+
+#if defined(XML_UNICODE_WCHAR_T)
+
+
+std::string fromXMLString(const XMLString& str)
+{
+	std::string result;
+	result.reserve(str.size());
+	
+	for (XMLString::const_iterator it = str.begin(); it != str.end(); ++it)
+	{
+		char c;
+		wctomb(&c, *it);
+		result += c;
+	}
+	return result;
+}
+
+
+XMLString toXMLString(const std::string& str)
+{
+	XMLString result;
+	result.reserve(str.size());
+	
+	for (std::string::const_iterator it = str.begin(); it != str.end();)
+	{
+		wchar_t c;
+		int n = mbtowc(&c, &*it, MB_CUR_MAX);
+		result += c;
+		it += (n > 0 ? n : 1);
+	}
+	return result;
+}
+
+
+#endif // XML_UNICODE_WCHAR_T
+
+
+} } // namespace Poco::XML
diff --git a/contrib/libs/poco/XML/src/XMLWriter.cpp b/contrib/libs/poco/XML/src/XMLWriter.cpp
new file mode 100644
index 00000000000..10833e7b335
--- /dev/null
+++ b/contrib/libs/poco/XML/src/XMLWriter.cpp
@@ -0,0 +1,1072 @@
+//
+// XMLWriter.cpp
+//
+// Library: XML
+// Package: XML
+// Module:  XMLWriter
+//
+// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// SPDX-License-Identifier:	BSL-1.0
+//
+
+
+#include "Poco/XML/XMLWriter.h"
+#include "Poco/XML/XMLString.h"
+#include "Poco/XML/XMLException.h"
+#include "Poco/SAX/AttributesImpl.h"
+#include "Poco/UTF8Encoding.h"
+#include "Poco/UTF16Encoding.h"
+#include <sstream>
+
+
+namespace Poco {
+namespace XML {
+
+
+const std::string XMLWriter::NEWLINE_DEFAULT;
+const std::string XMLWriter::NEWLINE_CR         = "\r";
+const std::string XMLWriter::NEWLINE_CRLF       = "\r\n";
+const std::string XMLWriter::NEWLINE_LF         = "\n";
+const std::string XMLWriter::MARKUP_QUOTENC     = "&quot;";
+const std::string XMLWriter::MARKUP_AMPENC      = "&amp;";
+const std::string XMLWriter::MARKUP_LTENC       = "&lt;";
+const std::string XMLWriter::MARKUP_GTENC       = "&gt;";
+const std::string XMLWriter::MARKUP_TABENC      = "&#x9;";
+const std::string XMLWriter::MARKUP_CRENC       = "&#xD;";
+const std::string XMLWriter::MARKUP_LFENC       = "&#xA;";
+const std::string XMLWriter::MARKUP_LT          = "<";
+const std::string XMLWriter::MARKUP_GT          = ">";
+const std::string XMLWriter::MARKUP_SLASHGT     = "/>";
+const std::string XMLWriter::MARKUP_LTSLASH     = "</";
+const std::string XMLWriter::MARKUP_COLON       = ":";
+const std::string XMLWriter::MARKUP_EQQUOT      = "=\"";
+const std::string XMLWriter::MARKUP_QUOT        = "\"";
+const std::string XMLWriter::MARKUP_SPACE       = " ";
+const std::string XMLWriter::MARKUP_TAB         = "\t";
+const std::string XMLWriter::MARKUP_BEGIN_CDATA = "<![CDATA[";
+const std::string XMLWriter::MARKUP_END_CDATA   = "]]>";
+
+
+#if defined(XML_UNICODE_WCHAR_T)
+	#define NATIVE_ENCODING Poco::UTF16Encoding
+#else
+	#define NATIVE_ENCODING Poco::UTF8Encoding
+#endif
+
+
+XMLWriter::XMLWriter(XMLByteOutputStream& str, int options):
+	_pTextConverter(0),
+	_pInEncoding(new NATIVE_ENCODING),
+	_pOutEncoding(new Poco::UTF8Encoding),
+	_options(options),
+	_encoding("UTF-8"),
+	_depth(-1),
+	_elementCount(0),
+	_inFragment(false),
+	_inCDATA(false),
+	_inDTD(false),
+	_inInternalDTD(false),
+	_contentWritten(false),
+	_unclosedStartTag(false),
+	_prefix(0),
+	_nsContextPushed(false),
+	_indent(MARKUP_TAB)
+{
+	_pTextConverter = new Poco::OutputStreamConverter(str, *_pInEncoding, *_pOutEncoding);
+	setNewLine((_options & CANONICAL_XML) ? NEWLINE_LF : NEWLINE_DEFAULT);
+}
+
+
+XMLWriter::XMLWriter(XMLByteOutputStream& str, int options, const std::string& encodingName, Poco::TextEncoding& textEncoding):
+	_pTextConverter(0),
+	_pInEncoding(new NATIVE_ENCODING),
+	_pOutEncoding(0),
+	_options(options),
+	_encoding(encodingName),
+	_depth(-1),
+	_elementCount(0),
+	_inFragment(false),
+	_inCDATA(false),
+	_inDTD(false),
+	_inInternalDTD(false),
+	_contentWritten(false),
+	_unclosedStartTag(false),
+	_prefix(0),
+	_nsContextPushed(false),
+	_indent(MARKUP_TAB)
+{
+	_pTextConverter = new Poco::OutputStreamConverter(str, *_pInEncoding, textEncoding);
+	setNewLine((_options & CANONICAL_XML) ? NEWLINE_LF : NEWLINE_DEFAULT);
+}
+
+
+XMLWriter::XMLWriter(XMLByteOutputStream& str, int options, const std::string& encodingName, Poco::TextEncoding* pTextEncoding):
+	_pTextConverter(0),
+	_pInEncoding(new NATIVE_ENCODING),
+	_pOutEncoding(0),
+	_options(options),
+	_encoding(encodingName),
+	_depth(-1),
+	_elementCount(0),
+	_inFragment(false),
+	_inCDATA(false),
+	_inDTD(false),
+	_inInternalDTD(false),
+	_contentWritten(false),
+	_unclosedStartTag(false),
+	_prefix(0),
+	_nsContextPushed(false),
+	_indent(MARKUP_TAB)
+{
+	if (pTextEncoding)
+	{
+		_pTextConverter = new Poco::OutputStreamConverter(str, *_pInEncoding, *pTextEncoding);
+	}
+	else
+	{
+		_encoding = "UTF-8";
+		_pOutEncoding = new Poco::UTF8Encoding;
+		_pTextConverter = new Poco::OutputStreamConverter(str, *_pInEncoding, *_pOutEncoding);
+	}
+	setNewLine((_options & CANONICAL_XML) ? NEWLINE_LF : NEWLINE_DEFAULT);
+}
+
+
+XMLWriter::~XMLWriter()
+{
+	delete _pTextConverter;
+	delete _pInEncoding;
+	delete _pOutEncoding;
+}
+
+
+void XMLWriter::setDocumentLocator(const Locator* /*loc*/)
+{
+}
+
+
+void XMLWriter::setNewLine(const std::string& newLineCharacters)
+{
+	if (newLineCharacters.empty())
+	{
+#if defined(_WIN32)
+		_newLine = NEWLINE_CRLF;
+#else
+		_newLine = NEWLINE_LF;
+#endif
+	}
+	else _newLine = newLineCharacters;
+}
+
+
+const std::string& XMLWriter::getNewLine() const
+{
+	return _newLine;
+}
+
+
+void XMLWriter::setIndent(const std::string& indent)
+{
+	_indent = indent;
+}
+
+
+const std::string& XMLWriter::getIndent() const
+{
+	return _indent;
+}
+
+
+void XMLWriter::startDocument()
+{
+	if (_depth != -1)
+		throw XMLException("Cannot start a document in another document");
+
+	_inFragment    = false;
+	_depth         = 0;
+	_elementCount  = 0;
+	_inDTD         = false;
+	_inInternalDTD = false;
+	_prefix        = 0;
+
+	if (_options & WRITE_XML_DECLARATION)
+		writeXMLDeclaration();
+	
+	_contentWritten = true;
+	_namespaces.reset();
+	_namespaces.pushContext();
+}
+
+
+void XMLWriter::endDocument()
+{
+	if (_depth > 0)
+		throw XMLException("Not well-formed (at least one tag has no matching end tag)");
+	if (_elementCount == 0)
+		throw XMLException("No document element");
+
+	poco_assert_dbg (!_unclosedStartTag);
+
+	_elementCount = 0;
+	_depth        = -1;
+}
+
+
+void XMLWriter::startFragment()
+{
+	if (_depth != -1)
+		throw XMLException("Cannot start a fragment in another fragment or document");
+
+	_inFragment   = true;
+	_depth        = 0;
+	_elementCount = 0;
+	_prefix       = 0;
+
+	_contentWritten = true;
+	_namespaces.reset();
+	_namespaces.pushContext();
+}
+
+
+void XMLWriter::endFragment()
+{
+	if (_depth > 1)
+		throw XMLException("Not well-formed (at least one tag has no matching end tag)");
+	
+	_inFragment   = false;
+	_elementCount = 0;
+	_depth        = -1;
+}
+
+
+void XMLWriter::startElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname)
+{
+	const AttributesImpl attributes;
+	startElement(namespaceURI, localName, qname, attributes);
+}
+
+
+void XMLWriter::startElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
+{
+	if (_depth == 0 && !_inFragment && _elementCount > 1) 
+		throw XMLException("Not well-formed. Second root element found", nameToString(localName, qname));
+	
+	if (_unclosedStartTag) closeStartTag();
+	prettyPrint();
+	if (_options & CANONICAL_XML)
+		writeCanonicalStartElement(namespaceURI, localName, qname, attributes);
+	else		
+		writeStartElement(namespaceURI, localName, qname, attributes);
+	_elementStack.push_back(Name(qname, namespaceURI, localName));
+	_contentWritten = false;
+	++_depth;
+}
+
+
+void XMLWriter::endElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname)
+{
+	if (_depth < 1)
+		throw XMLException("No unclosed tag");
+
+	if (!_elementStack.back().equalsWeakly(qname, namespaceURI, localName))
+		throw XMLException("End tag does not match start tag", nameToString(localName, qname));
+
+	_elementStack.pop_back();
+	--_depth;
+	if (!_unclosedStartTag) prettyPrint();
+	writeEndElement(namespaceURI, localName, qname);
+	_contentWritten = false;
+	if (_depth == 0)
+		writeNewLine();
+}
+
+
+void XMLWriter::emptyElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname)
+{
+	const AttributesImpl attributes;
+	emptyElement(namespaceURI, localName, qname, attributes);
+}
+
+
+void XMLWriter::emptyElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
+{
+	if (_depth == 0 && _elementCount > 1)
+		throw XMLException("Not well-formed. Second root element found.");
+
+	if (_unclosedStartTag) closeStartTag();
+	prettyPrint();
+	if (_options & CANONICAL_XML)
+		writeCanonicalStartElement(namespaceURI, localName, qname, attributes);
+	else
+		writeStartElement(namespaceURI, localName, qname, attributes);
+	_contentWritten = false;
+	writeMarkup("/");
+	closeStartTag();
+	_namespaces.popContext();
+}
+
+
+void XMLWriter::characters(const XMLChar ch[], int start, int length)
+{
+	if (length == 0) return;
+
+	if (_unclosedStartTag) closeStartTag();
+	_contentWritten = _contentWritten || length > 0;
+	if (_inCDATA)
+	{
+		while (length-- > 0) writeXML(ch[start++]);
+	}
+	else
+	{
+		while (length-- > 0)
+		{
+			XMLChar c = ch[start++];
+			switch (c)
+			{
+			case '"':  writeMarkup(MARKUP_QUOTENC); break;
+			case '&':  writeMarkup(MARKUP_AMPENC); break;
+			case '<':  writeMarkup(MARKUP_LTENC); break;
+			case '>':  writeMarkup(MARKUP_GTENC); break;
+			default:
+				if (c >= 0 && c < 32)
+				{
+					if (c == '\t' || c == '\r' || c == '\n')
+						writeXML(c);
+					else
+						throw XMLException("Invalid character token.");
+				}
+				else writeXML(c);
+			}
+		}
+	}
+}
+
+
+void XMLWriter::characters(const XMLString& str)
+{
+	characters(str.data(), 0, (int) str.length());
+}
+
+
+void XMLWriter::rawCharacters(const XMLString& str)
+{
+	if (_unclosedStartTag) closeStartTag();
+	_contentWritten = _contentWritten || !str.empty();
+	writeXML(str);
+}
+
+
+void XMLWriter::ignorableWhitespace(const XMLChar ch[], int start, int length)
+{
+	characters(ch, start, length);
+}
+
+
+void XMLWriter::processingInstruction(const XMLString& target, const XMLString& data)
+{
+	if (_unclosedStartTag) closeStartTag();
+	prettyPrint();
+	writeMarkup("<?");
+	writeXML(target);
+	if (!data.empty())
+	{
+		writeMarkup(MARKUP_SPACE);
+		writeXML(data);
+	}
+	writeMarkup("?>");
+	if (_depth == 0)
+		writeNewLine();
+}
+
+
+namespace
+{
+	static const XMLString CDATA = toXMLString("CDATA");
+}
+
+
+void XMLWriter::dataElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname,
+                             const XMLString& data,
+	                         const XMLString& attr1, const XMLString& value1,
+							 const XMLString& attr2, const XMLString& value2,
+							 const XMLString& attr3, const XMLString& value3)
+{
+	AttributesImpl attributes;
+	if (!attr1.empty()) attributes.addAttribute(XMLString(), XMLString(), attr1, CDATA, value1);
+	if (!attr2.empty()) attributes.addAttribute(XMLString(), XMLString(), attr2, CDATA, value2);
+	if (!attr3.empty()) attributes.addAttribute(XMLString(), XMLString(), attr3, CDATA, value3);
+	if (data.empty())
+	{
+		emptyElement(namespaceURI, localName, qname, attributes);
+	}
+	else
+	{
+		startElement(namespaceURI, localName, qname, attributes);
+		characters(data);
+		endElement(namespaceURI, localName, qname);
+	}
+}
+
+
+void XMLWriter::startPrefixMapping(const XMLString& prefix, const XMLString& namespaceURI)
+{
+	if (prefix != NamespaceSupport::XML_NAMESPACE_PREFIX)
+	{
+		if (!_nsContextPushed)
+		{
+			_namespaces.pushContext();
+			_nsContextPushed = true;
+		}
+		_namespaces.declarePrefix(prefix, namespaceURI);
+	}
+}
+
+
+void XMLWriter::endPrefixMapping(const XMLString& /*prefix*/)
+{
+	// Note: prefix removed by popContext() at element closing tag
+}
+
+
+void XMLWriter::skippedEntity(const XMLString& /*name*/)
+{
+}
+
+
+void XMLWriter::startCDATA()
+{
+	if (_inCDATA) throw XMLException("Cannot nest CDATA sections");
+	if (_unclosedStartTag) closeStartTag();
+	_inCDATA = true;
+	writeMarkup(MARKUP_BEGIN_CDATA);
+}
+
+
+void XMLWriter::endCDATA()
+{
+	poco_assert (_inCDATA);
+	_inCDATA = false;
+	writeMarkup(MARKUP_END_CDATA);
+}
+
+
+void XMLWriter::comment(const XMLChar ch[], int start, int length)
+{
+	if (_unclosedStartTag) closeStartTag();
+	prettyPrint();
+	writeMarkup("<!--");
+	while (length-- > 0) writeXML(ch[start++]);
+	writeMarkup("-->");
+	_contentWritten = false;
+}
+
+
+void XMLWriter::startDTD(const XMLString& name, const XMLString& publicId, const XMLString& systemId)
+{
+	writeMarkup("<!DOCTYPE ");
+	writeXML(name);
+	if (!publicId.empty())
+	{
+		writeMarkup(" PUBLIC \"");
+		writeXML(publicId);
+		writeMarkup("\"");
+	}
+	if (!systemId.empty())
+	{
+		if (publicId.empty())
+		{
+			writeMarkup(" SYSTEM");
+		}
+		writeMarkup(" \"");
+		writeXML(systemId);
+		writeMarkup("\"");
+	}
+	_inDTD = true;
+}
+
+
+void XMLWriter::endDTD()
+{
+	poco_assert (_inDTD);
+	if (_inInternalDTD)
+	{
+		writeNewLine();
+		writeMarkup("]");
+		_inInternalDTD = false;
+	}
+	writeMarkup(">");
+	writeNewLine();
+	_inDTD = false;
+}
+
+
+void XMLWriter::startEntity(const XMLString& /*name*/)
+{
+}
+
+
+void XMLWriter::endEntity(const XMLString& /*name*/)
+{
+}
+
+
+void XMLWriter::notationDecl(const XMLString& name, const XMLString* publicId, const XMLString* systemId)
+{
+	if (!_inDTD) throw XMLException("Notation declaration not within DTD");
+	if (!_inInternalDTD)
+	{
+		writeMarkup(" [");
+		_inInternalDTD = true;
+	}
+	if (_options & PRETTY_PRINT)
+	{
+		writeNewLine();
+		writeMarkup(_indent);
+	}
+	writeMarkup("<!NOTATION ");
+	writeXML(name);
+	if (systemId && !systemId->empty())
+	{
+		writeMarkup(" SYSTEM \"");
+		writeXML(*systemId);
+		writeMarkup("\"");
+	}
+	if (publicId && !publicId->empty())
+	{
+		writeMarkup(" PUBLIC \"");
+		writeXML(*publicId);
+		writeMarkup("\"");
+	}
+	writeMarkup(">");
+}
+
+
+void XMLWriter::unparsedEntityDecl(const XMLString& name, const XMLString* publicId, const XMLString& systemId, const XMLString& notationName)
+{
+	if (!_inDTD) throw XMLException("Entity declaration not within DTD");
+	if (!_inInternalDTD)
+	{
+		writeMarkup(" [");
+		_inInternalDTD = true;
+	}
+	if (_options & PRETTY_PRINT)
+	{
+		writeNewLine();
+		writeMarkup(_indent);
+	}
+	writeMarkup("<!ENTITY ");
+	writeXML(name);
+	if (!systemId.empty())
+	{
+		writeMarkup(" SYSTEM \"");
+		writeXML(systemId);
+		writeMarkup("\"");
+	}
+	if (publicId && !publicId->empty())
+	{
+		writeMarkup(" PUBLIC \"");
+		writeXML(*publicId);
+		writeMarkup("\"");
+	}
+	if (!notationName.empty())
+	{
+		writeMarkup(" NDATA ");
+		writeXML(notationName);
+	}
+	writeMarkup(">");
+}
+
+
+void XMLWriter::prettyPrint() const
+{
+	if ((_options & PRETTY_PRINT) && !_contentWritten)
+	{
+		writeNewLine();
+		writeIndent();
+	}
+}
+
+
+void XMLWriter::writeStartElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
+{
+	if (!_nsContextPushed)
+		_namespaces.pushContext();
+	_nsContextPushed = false;
+	++_elementCount;
+	
+	declareAttributeNamespaces(attributes);
+
+	writeMarkup(MARKUP_LT);
+	if (!localName.empty() && (qname.empty() || localName == qname))
+	{
+		XMLString prefix;
+		if (!namespaceURI.empty() && !_namespaces.isMapped(namespaceURI))
+		{
+			prefix = uniquePrefix();
+			_namespaces.declarePrefix(prefix, namespaceURI);
+		}
+		else prefix = _namespaces.getPrefix(namespaceURI);
+		writeName(prefix, localName);
+	}
+	else if (namespaceURI.empty() && localName.empty() && !qname.empty())
+	{
+		writeXML(qname);
+	}
+	else if (!localName.empty() && !qname.empty())
+	{
+		XMLString local;
+		XMLString prefix;
+		Name::split(qname, prefix, local);
+		if (prefix.empty()) prefix = _namespaces.getPrefix(namespaceURI);
+		const XMLString& uri = _namespaces.getURI(prefix);
+		if ((uri.empty() || uri != namespaceURI) && !namespaceURI.empty())
+		{
+			_namespaces.declarePrefix(prefix, namespaceURI);
+		}
+		writeName(prefix, localName);
+	}
+	else throw XMLException("Tag mismatch", nameToString(localName, qname));
+
+	AttributeMap attributeMap;
+	addNamespaceAttributes(attributeMap);
+	addAttributes(attributeMap, attributes, namespaceURI);
+	writeAttributes(attributeMap);
+	_unclosedStartTag = true;
+}
+
+
+void XMLWriter::writeCanonicalStartElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname, const Attributes& attributes)
+{
+	if (!_nsContextPushed)
+		_namespaces.pushContext();
+	_nsContextPushed = false;
+	++_elementCount;
+	
+	declareNamespaces(namespaceURI, localName, qname, attributes);
+
+	writeMarkup(MARKUP_LT);
+	if (!localName.empty())
+	{
+		writeName(_namespaces.getPrefix(namespaceURI), localName);
+	}
+	else if (namespaceURI.empty() && !qname.empty())
+	{
+		writeXML(qname);
+	}
+	else throw XMLException("Tag mismatch", nameToString(localName, qname));
+
+	CanonicalAttributeMap namespaceAttributeMap;
+	addNamespaceAttributes(namespaceAttributeMap);
+	writeAttributes(namespaceAttributeMap);
+	CanonicalAttributeMap attributeMap;
+	addAttributes(attributeMap, attributes, namespaceURI);
+	writeAttributes(attributeMap);
+	_unclosedStartTag = true;
+}
+
+
+void XMLWriter::writeEndElement(const XMLString& namespaceURI, const XMLString& localName, const XMLString& qname)
+{
+	if (_unclosedStartTag && !(_options & CANONICAL_XML))
+	{
+		writeMarkup(MARKUP_SLASHGT);
+		_unclosedStartTag = false;
+	}
+	else
+	{
+		if (_unclosedStartTag)
+		{
+			writeMarkup(MARKUP_GT);
+			_unclosedStartTag = false;
+		}
+		writeMarkup(MARKUP_LTSLASH);
+		if (!localName.empty())
+		{
+			XMLString prefix = _namespaces.getPrefix(namespaceURI);
+			writeName(prefix, localName);
+		}
+		else
+		{
+			writeXML(qname);
+		}
+		writeMarkup(MARKUP_GT);
+	}
+	_namespaces.popContext();
+}
+
+
+void XMLWriter::closeStartTag()
+{
+	_unclosedStartTag = false;
+	writeMarkup(MARKUP_GT);
+}
+
+
+void XMLWriter::declareNamespaces(const XMLString& namespaceURI, const XMLString& /*localName*/, const XMLString& qname, const Attributes& attributes)
+{
+	std::map<XMLString, std::set<XMLString> > usedNamespaces;
+	bool defaultNameSpaceUsed = false;
+	XMLString defaultNamespaceURI = _namespaces.getURI(XMLString());
+	XMLString local;
+	XMLString prefix;
+	XMLString elementNamespaceURI = namespaceURI;
+	Name::split(qname, prefix, local);
+	if (elementNamespaceURI.empty())
+		elementNamespaceURI = _namespaces.getURI(prefix);
+	if (!elementNamespaceURI.empty())
+	{
+		usedNamespaces[prefix].insert(elementNamespaceURI);
+		if (!defaultNamespaceURI.empty() && elementNamespaceURI == defaultNamespaceURI)
+			defaultNameSpaceUsed = true;
+	}
+	for (int i = 0; i < attributes.getLength(); i++)
+	{
+		XMLString attributeNamespaceURI = attributes.getURI(i);
+		XMLString attributeLocalName    = attributes.getLocalName(i);
+		XMLString attributeQName        = attributes.getQName(i);
+	
+		XMLString attributePrefix;
+		XMLString attributeLocal;
+		Name::split(attributeQName, attributePrefix, attributeLocal);
+		if (attributeNamespaceURI.empty())
+			attributeNamespaceURI = _namespaces.getURI(prefix);
+		if (!attributeNamespaceURI.empty())
+		{
+			usedNamespaces[attributePrefix].insert(attributeNamespaceURI);
+			defaultNameSpaceUsed = defaultNameSpaceUsed || (!defaultNamespaceURI.empty() &&  attributeNamespaceURI == defaultNamespaceURI);
+		}
+	}
+	for (std::map<XMLString, std::set<XMLString> >::const_iterator it = usedNamespaces.begin(); it != usedNamespaces.end(); ++it)
+	{
+		const std::set<XMLString> namespaceURIs = it->second;
+		for (std::set<XMLString>::const_iterator itURI = namespaceURIs.begin(); itURI != namespaceURIs.end(); ++itURI)
+		{
+			XMLString prefix2 = it->first;
+			if (prefix2.empty())
+				prefix2 = _namespaces.getPrefix(*itURI);
+			if (prefix2.empty() && !_namespaces.isMapped(*itURI))
+			{
+				if (defaultNameSpaceUsed)
+				{
+					if (*itURI != defaultNamespaceURI)
+						prefix2 = uniquePrefix();
+				}
+				else
+				{
+					defaultNamespaceURI = *itURI;
+					defaultNameSpaceUsed = true;
+				}
+
+			}
+			const XMLString& uri = _namespaces.getURI(prefix2);
+			if ((uri.empty() || uri != *itURI) && !itURI->empty())
+			{
+				_namespaces.declarePrefix(prefix2, *itURI);
+			}
+		}
+	}
+}
+
+
+void XMLWriter::declareAttributeNamespaces(const Attributes& attributes)
+{
+	for (int i = 0; i < attributes.getLength(); i++)
+	{
+		XMLString namespaceURI = attributes.getURI(i);
+		XMLString localName    = attributes.getLocalName(i);
+		XMLString qname        = attributes.getQName(i);
+		if (!localName.empty())
+		{
+			XMLString prefix;
+			XMLString splitLocalName;
+			Name::split(qname, prefix, splitLocalName);
+			if (prefix.empty()) prefix = _namespaces.getPrefix(namespaceURI);
+			if (prefix.empty() && !namespaceURI.empty() && !_namespaces.isMapped(namespaceURI))
+			{
+				prefix = uniquePrefix();
+				_namespaces.declarePrefix(prefix, namespaceURI);
+			}
+
+			const XMLString& uri = _namespaces.getURI(prefix);
+			if ((uri.empty() || uri != namespaceURI) && !namespaceURI.empty())
+			{
+				_namespaces.declarePrefix(prefix, namespaceURI);
+			}
+		}
+	}
+}
+
+
+void XMLWriter::addNamespaceAttributes(AttributeMap& attributeMap)
+{
+	NamespaceSupport::PrefixSet prefixes;
+	_namespaces.getDeclaredPrefixes(prefixes);
+	for (NamespaceSupport::PrefixSet::const_iterator it = prefixes.begin(); it != prefixes.end(); ++it)
+	{
+		XMLString prefix = *it;
+		XMLString uri    = _namespaces.getURI(prefix);
+		XMLString qname  = NamespaceSupport::XMLNS_NAMESPACE_PREFIX;
+		
+		if (!prefix.empty())
+		{
+			qname.append(toXMLString(MARKUP_COLON));
+			qname.append(prefix);
+		}
+		attributeMap[qname] = uri;
+	}
+}
+
+
+void XMLWriter::addNamespaceAttributes(CanonicalAttributeMap& attributeMap)
+{
+	NamespaceSupport::PrefixSet prefixes;
+	_namespaces.getDeclaredPrefixes(prefixes);
+	for (NamespaceSupport::PrefixSet::const_iterator it = prefixes.begin(); it != prefixes.end(); ++it)
+	{
+		XMLString prefix = *it;
+		XMLString uri    = _namespaces.getURI(prefix);
+		XMLString qname  = NamespaceSupport::XMLNS_NAMESPACE_PREFIX;
+		
+		if (!prefix.empty())
+		{
+			qname.append(toXMLString(MARKUP_COLON));
+			qname.append(prefix);
+		}
+		attributeMap.insert(std::make_pair(qname, std::make_pair(qname, uri)));
+	}
+}
+
+
+void XMLWriter::addAttributes(AttributeMap& attributeMap, const Attributes& attributes, const XMLString& /*elementNamespaceURI*/)
+{
+	for (int i = 0; i < attributes.getLength(); i++)
+	{
+		XMLString namespaceURI = attributes.getURI(i);
+		XMLString localName    = attributes.getLocalName(i);
+		XMLString qname        = attributes.getQName(i);
+		if (!localName.empty())
+		{
+			XMLString prefix;
+			if (!namespaceURI.empty())
+				prefix = _namespaces.getPrefix(namespaceURI);
+			if (!prefix.empty())
+			{
+				qname = prefix;
+				qname.append(toXMLString(MARKUP_COLON));
+			}
+			else qname.clear();
+			qname.append(localName);
+		}
+		attributeMap[qname] = attributes.getValue(i);
+	}
+}
+
+
+void XMLWriter::addAttributes(CanonicalAttributeMap& attributeMap, const Attributes& attributes, const XMLString& /*elementNamespaceURI*/)
+{
+	for (int i = 0; i < attributes.getLength(); i++)
+	{
+		XMLString namespaceURI = attributes.getURI(i);
+		XMLString localName    = attributes.getLocalName(i);
+		XMLString qname        = attributes.getQName(i);
+		XMLString fullQName    = qname;
+		if (!localName.empty())
+		{
+			XMLString prefix;
+			if (!namespaceURI.empty())
+			{
+				prefix    = _namespaces.getPrefix(namespaceURI);
+				fullQName = namespaceURI;
+				fullQName.append(toXMLString(MARKUP_COLON));
+			}
+			else fullQName.clear();
+			if (!prefix.empty())
+			{
+				qname = prefix;
+				qname.append(toXMLString(MARKUP_COLON));
+			}
+			else qname.clear();
+			qname.append(localName);
+			fullQName.append(localName);
+		}
+		attributeMap.insert(std::make_pair(fullQName, std::make_pair(qname, attributes.getValue(i))));
+	}
+}
+
+
+void XMLWriter::writeAttributes(const AttributeMap& attributeMap)
+{
+	for (AttributeMap::const_iterator it = attributeMap.begin(); it != attributeMap.end(); ++it)
+	{
+		if ((_options & PRETTY_PRINT) && (_options & PRETTY_PRINT_ATTRIBUTES))
+		{
+			writeNewLine();
+			writeIndent(_depth + 1);
+		}
+		else
+		{
+			writeMarkup(MARKUP_SPACE);
+		}
+		writeXML(it->first);
+		writeMarkup(MARKUP_EQQUOT);
+		for (XMLString::const_iterator itc = it->second.begin(); itc != it->second.end(); ++itc)
+		{
+			XMLChar c = *itc;
+			switch (c)
+			{
+			case '"':  writeMarkup(MARKUP_QUOTENC); break;
+			case '&':  writeMarkup(MARKUP_AMPENC); break;
+			case '<':  writeMarkup(MARKUP_LTENC); break;
+			case '>':  writeMarkup(MARKUP_GTENC); break;
+			case '\t': writeMarkup(MARKUP_TABENC); break;
+			case '\r': writeMarkup(MARKUP_CRENC); break;
+			case '\n': writeMarkup(MARKUP_LFENC); break;
+			default:
+				if (c >= 0 && c < 32)
+					throw XMLException("Invalid character token.");
+				else 
+					writeXML(c);
+			}
+		}
+		writeMarkup(MARKUP_QUOT);
+	}
+}
+
+
+void XMLWriter::writeAttributes(const CanonicalAttributeMap& attributeMap)
+{
+	for (CanonicalAttributeMap::const_iterator it = attributeMap.begin(); it != attributeMap.end(); ++it)
+	{
+		if ((_options & PRETTY_PRINT) && (_options & PRETTY_PRINT_ATTRIBUTES))
+		{
+			writeNewLine();
+			writeIndent(_depth + 1);
+		}
+		else
+		{
+			writeMarkup(MARKUP_SPACE);
+		}
+		writeXML(it->second.first);
+		writeMarkup(MARKUP_EQQUOT);
+		for (XMLString::const_iterator itc = it->second.second.begin(); itc != it->second.second.end(); ++itc)
+		{
+			XMLChar c = *itc;
+			switch (c)
+			{
+			case '"':  writeMarkup(MARKUP_QUOTENC); break;
+			case '&':  writeMarkup(MARKUP_AMPENC); break;
+			case '<':  writeMarkup(MARKUP_LTENC); break;
+			case '>':  writeMarkup(MARKUP_GTENC); break;
+			case '\t': writeMarkup(MARKUP_TABENC); break;
+			case '\r': writeMarkup(MARKUP_CRENC); break;
+			case '\n': writeMarkup(MARKUP_LFENC); break;
+			default:
+				if (c >= 0 && c < 32)
+					throw XMLException("Invalid character token.");
+				else 
+					writeXML(c);
+			}
+		}
+		writeMarkup(MARKUP_QUOT);
+	}
+}
+
+
+void XMLWriter::writeMarkup(const std::string& str) const
+{
+#if defined(XML_UNICODE_WCHAR_T)
+	const XMLString xmlString = toXMLString(str);
+	writeXML(xmlString);
+#else
+	_pTextConverter->write(str.data(), (int) str.size());
+#endif
+}
+
+
+void XMLWriter::writeXML(const XMLString& str) const
+{
+	_pTextConverter->write((const char*) str.data(), (int) str.size()*sizeof(XMLChar));
+}
+
+
+void XMLWriter::writeXML(XMLChar ch) const
+{
+	_pTextConverter->write((const char*) &ch, sizeof(ch));
+}
+
+
+void XMLWriter::writeName(const XMLString& prefix, const XMLString& localName)
+{
+	if (prefix.empty())
+	{
+		writeXML(localName);
+	}
+	else
+	{
+		writeXML(prefix); 
+		writeMarkup(MARKUP_COLON); 
+		writeXML(localName);
+	}
+}
+
+
+void XMLWriter::writeNewLine() const
+{
+	if (_options & PRETTY_PRINT)
+		writeMarkup(_newLine);
+}
+
+
+void XMLWriter::writeIndent() const
+{
+	writeIndent(_depth);
+}
+
+
+void XMLWriter::writeIndent(int depth) const
+{
+	for (int i = 0; i < depth; ++i)
+		writeMarkup(_indent);
+}
+
+
+void XMLWriter::writeXMLDeclaration()
+{
+	writeMarkup("<?xml version=\"1.0\"");
+	if (!_encoding.empty())
+	{
+		writeMarkup(" encoding=\"");
+		writeMarkup(_encoding);
+		writeMarkup("\"");
+	}
+	writeMarkup("?>");
+	writeNewLine();
+}
+
+
+std::string XMLWriter::nameToString(const XMLString& localName, const XMLString& qname)
+{
+	if (qname.empty())
+		return fromXMLString(localName);
+	else
+		return fromXMLString(qname);
+}
+
+
+XMLString XMLWriter::uniquePrefix()
+{
+	std::ostringstream str;
+	str << "ns" << ++_prefix;
+	return toXMLString(str.str());
+}
+
+
+bool XMLWriter::isNamespaceMapped(const XMLString& namespc) const
+{
+	return _namespaces.isMapped(namespc);
+}
+
+
+} } // namespace Poco::XML