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diff --git a/include/i18nutil/casefolding.hxx b/include/i18nutil/casefolding.hxx
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+++ b/include/i18nutil/casefolding.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#ifndef INCLUDED_I18NUTIL_CASEFOLDING_HXX
+#define INCLUDED_I18NUTIL_CASEFOLDING_HXX
+
+#include <sal/types.h>
+#include <com/sun/star/i18n/TransliterationModules.hpp>
+#include <com/sun/star/lang/Locale.hpp>
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include "i18nutildllapi.h"
+
+namespace com { namespace sun { namespace star { namespace i18n {
+
+#define MappingTypeLowerToUpper     (1 << 0)  // Upper to Lower mapping
+#define MappingTypeUpperToLower     (1 << 1)  // Lower to Upper mapping
+#define MappingTypeToUpper          (1 << 2)  // to Upper mapping
+#define MappingTypeToLower          (1 << 3)  // to Lower mapping
+#define MappingTypeToTitle          (1 << 4)  // to Title mapping
+#define MappingTypeSimpleFolding    (1 << 5)  // Simple Case Folding
+#define MappingTypeFullFolding      (1 << 6)  // Full Case Folding
+#define MappingTypeMask (MappingTypeLowerToUpper|MappingTypeUpperToLower|\
+            MappingTypeToUpper|MappingTypeToLower|MappingTypeToTitle|\
+            MappingTypeSimpleFolding|MappingTypeFullFolding)
+
+#define ValueTypeNotValue           (1 << 7)  // Value field is an address
+
+#define CasedLetter     (MappingTypeMask)  // for final sigmar
+
+struct Value
+{
+    sal_uInt8   type;
+    sal_uInt16  value;  // value or address, depend on the type
+};
+
+struct Mapping
+{
+    sal_uInt8   type;
+    sal_Int8    nmap;
+#define NMAPPINGMAX 3
+    sal_Unicode map[NMAPPINGMAX];
+};      // for Unconditional mapping
+
+struct MappingElement
+{
+    MappingElement() {element.nmap = current = 0;}
+    Mapping element;
+    sal_Int8 current;
+};
+
+class I18NUTIL_DLLPUBLIC casefolding
+{
+public:
+    static Mapping& getValue(const sal_Unicode* str, sal_Int32 pos, sal_Int32 len, com::sun::star::lang::Locale& aLocale, sal_uInt8 nMappingType) throw (com::sun::star::uno::RuntimeException);
+    static Mapping& getConditionalValue(const sal_Unicode* str, sal_Int32 pos, sal_Int32 len, com::sun::star::lang::Locale& aLocale, sal_uInt8 nMappingType) throw (com::sun::star::uno::RuntimeException);
+    static sal_Unicode getNextChar(const sal_Unicode *str, sal_Int32& idx, sal_Int32 len, MappingElement& e, com::sun::star::lang::Locale& aLocale,sal_uInt8 nMappingtype, TransliterationModules moduleLoaded) throw (com::sun::star::uno::RuntimeException);
+
+};
+
+} } } }
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */