XML: fixed an issue with parsing a memory buffer > 2 GB

XML/src/ParserEngine.cpp

@@ -265,7 +265,15 @@ void ParserEngine::parse(const char* pBuffer, std::size_t size)
 	pushContext(_parser, &src);
 	if (_pContentHandler) _pContentHandler->setDocumentLocator(this);
 	if (_pContentHandler) _pContentHandler->startDocument();
-	if (!XML_Parse(_parser, pBuffer, static_cast<int>(size), 1))
+	std::size_t processed = 0;
+	while (processed < size)
+	{
+		const int bufferSize = processed + PARSE_BUFFER_SIZE < size ? PARSE_BUFFER_SIZE : 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();