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diff --git a/include/oox/helper/textinputstream.hxx b/include/oox/helper/textinputstream.hxx
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+++ b/include/oox/helper/textinputstream.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_OOX_HELPER_TEXTINPUTSTREAM_HXX
+#define INCLUDED_OOX_HELPER_TEXTINPUTSTREAM_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <rtl/textenc.h>
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+
+namespace com::sun::star {
+    namespace io { class XInputStream; }
+    namespace io { class XTextInputStream2; }
+    namespace uno { class XComponentContext; }
+}
+
+namespace oox {
+
+class BinaryInputStream;
+
+
+class TextInputStream
+{
+public:
+    explicit            TextInputStream(
+                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
+                            const css::uno::Reference< css::io::XInputStream >& rxInStrm,
+                            rtl_TextEncoding eTextEnc );
+
+    explicit            TextInputStream(
+                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
+                            BinaryInputStream& rInStrm,
+                            rtl_TextEncoding eTextEnc );
+
+                        ~TextInputStream();
+
+    /** Returns true, if no more text is available in the stream.
+     */
+    bool                isEof() const;
+
+    /** Reads a text line from the stream.
+
+        If the last line in the stream is not terminated with line-end
+        character(s), the stream will immediately go into EOF state and return
+        the text line. Otherwise, if the last character in the stream is a
+        line-end character, the next call to this function will turn the stream
+        into EOF state and return an empty string.
+     */
+    OUString     readLine();
+
+    /** Reads a text portion from the stream until the specified character is
+        found.
+
+        If the end of the stream is not terminated with the specified
+        character, the stream will immediately go into EOF state and return the
+        remaining text portion. Otherwise, if the last character in the stream
+        is the specified character (and caller specifies to read and return it,
+        see parameter bIncludeChar), the next call to this function will turn
+        the stream into EOF state and return an empty string.
+
+        @param cChar
+            The separator character to be read to.
+
+        @param bIncludeChar
+            True = if found, the specified character will be read from stream
+                and included in the returned string.
+            False = the specified character will neither be read from the
+                stream nor included in the returned string, but will be
+                returned as first character in the next call of this function
+                or readLine().
+     */
+    OUString     readToChar( sal_Unicode cChar, bool bIncludeChar );
+
+
+    /** Creates a UNO text input stream object from the passed UNO input stream.
+     */
+    static css::uno::Reference< css::io::XTextInputStream2 >
+                        createXTextInputStream(
+                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
+                            const css::uno::Reference< css::io::XInputStream >& rxInStrm,
+                            rtl_TextEncoding eTextEnc );
+
+
+private:
+    void                init(
+                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
+                            const css::uno::Reference< css::io::XInputStream >& rxInStrm,
+                            rtl_TextEncoding eTextEnc );
+
+    /** Adds the pending character in front of the passed string, if existing. */
+    OUString     createFinalString( const OUString& rString );
+
+private:
+    css::uno::Reference< css::io::XTextInputStream2 >
+                        mxTextStrm;
+    sal_Unicode         mcPendingChar;
+};
+
+
+} // namespace oox
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */