3 files changed, 141 insertions, 0 deletions
diff --git a/include/package/Deflater.hxx b/include/package/Deflater.hxx
new file mode 100644
index 000000000..3cd528bf5
--- /dev/null
+++ b/include/package/Deflater.hxx
@@ -0,0 +1,62 @@
+/* -*- 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_PACKAGE_DEFLATER_HXX
+#define INCLUDED_PACKAGE_DEFLATER_HXX
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <package/packagedllapi.hxx>
+#include <memory>
+
+struct z_stream_s;
+
+namespace ZipUtils {
+
+class DLLPUBLIC_PACKAGE Deflater final
+{
+    typedef struct z_stream_s z_stream;
+
+    css::uno::Sequence< sal_Int8 > sInBuffer;
+    bool                    bFinish;
+    bool                    bFinished;
+    sal_Int64               nOffset, nLength;
+    std::unique_ptr<z_stream> pStream;
+
+    void init (sal_Int32 nLevel, bool bNowrap);
+    sal_Int32 doDeflateBytes (css::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);
+
+public:
+    ~Deflater();
+    Deflater(sal_Int32 nSetLevel, bool bNowrap);
+    void setInputSegment( const css::uno::Sequence< sal_Int8 >& rBuffer );
+    bool needsInput() const;
+    void finish(  );
+    bool finished() const { return bFinished;}
+    sal_Int32 doDeflateSegment( css::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewLength );
+    sal_Int64 getTotalIn() const;
+    sal_Int64 getTotalOut() const;
+    void reset(  );
+    void end(  );
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/package/Inflater.hxx b/include/package/Inflater.hxx
new file mode 100644
index 000000000..1b9b134a4
--- /dev/null
+++ b/include/package/Inflater.hxx
@@ -0,0 +1,57 @@
+/* -*- 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_PACKAGE_INFLATER_HXX
+#define INCLUDED_PACKAGE_INFLATER_HXX
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <package/packagedllapi.hxx>
+#include <memory>
+
+struct z_stream_s;
+
+namespace ZipUtils {
+
+class DLLPUBLIC_PACKAGE Inflater final
+{
+    typedef struct z_stream_s z_stream;
+
+    bool                    bFinished, bNeedDict;
+    sal_Int32               nOffset, nLength, nLastInflateError;
+    std::unique_ptr<z_stream>  pStream;
+    css::uno::Sequence < sal_Int8 >  sInBuffer;
+    sal_Int32   doInflateBytes (css::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);
+
+public:
+    Inflater(bool bNoWrap);
+    ~Inflater();
+    void setInput( const css::uno::Sequence< sal_Int8 >& rBuffer );
+    bool needsDictionary(  ) { return bNeedDict;}
+    bool finished(  ) { return bFinished;}
+    sal_Int32 doInflateSegment( css::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
+    void end(  );
+
+    sal_Int32 getLastInflateError() const { return nLastInflateError; }
+};
+
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/package/packagedllapi.hxx b/include/package/packagedllapi.hxx
new file mode 100644
index 000000000..71b5c82aa
--- /dev/null
+++ b/include/package/packagedllapi.hxx
@@ -0,0 +1,22 @@
+/* -*- 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/.
+ */
+#ifndef INCLUDED_PACKAGE_PACKAGEDLLAPI_HXX
+#define INCLUDED_PACKAGE_PACKAGEDLLAPI_HXX
+
+#include <sal/types.h>
+
+#if defined(DLLIMPLEMENTATION_PACKAGE)
+#define DLLPUBLIC_PACKAGE  SAL_DLLPUBLIC_EXPORT
+#else
+#define DLLPUBLIC_PACKAGE  SAL_DLLPUBLIC_IMPORT
+#endif
+
+#endif // INCLUDED_PACKAGE_PACKAGEDLLAPI_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */