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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+/**
+ * hwpio.h
+ * (C) 1999 Mizi Research, All rights are reserved
+ *
+ * $Id: hiodev.h,v 1.5 2008-04-10 12:05:55 rt Exp $
+ */
+
+#ifndef _HIODEV_H_
+#define _HIODEV_H_
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include <stdio.h>
+#include "hwplib.h"
+/**
+ * @short Abstract IO class
+ */
+class DLLEXPORT HIODev
+{
+ protected:
+ bool compressed;
+ virtual void init();
+ public:
+ HIODev();
+ virtual ~HIODev();
+
+ virtual bool open() = 0;
+ virtual void close() = 0;
+ virtual void flush() = 0;
+ virtual int state() const = 0;
+/* gzip routine wrapper */
+ virtual bool setCompressed( bool ) = 0;
+
+ virtual int read1b() = 0;
+ virtual int read2b() = 0;
+ virtual long read4b() = 0;
+ virtual int readBlock( void *ptr, int size ) = 0;
+ virtual int skipBlock( int size ) = 0;
+
+ virtual int read1b( void *ptr, int nmemb );
+ virtual int read2b( void *ptr, int nmemb );
+ virtual int read4b( void *ptr, int nmemb );
+};
+
+struct gz_stream;
+
+/* ÆÄÀÏ ÀÔÃâ·Â ÀåÄ¡ */
+
+/**
+ * This controls the HStream given by constructor
+ * @short Stream IO device
+ */
+class HStreamIODev : public HIODev
+{
+ private:
+/* zlibÀ¸·Î ¾ÐÃàÀ» Ç®±â À§ÇÑ ÀÚ·á ±¸Á¶ */
+ gz_stream *_gzfp;
+ HStream& _stream;
+ public:
+ HStreamIODev(HStream& stream);
+ virtual ~HStreamIODev();
+/**
+ * Check whether the stream is available
+ */
+ virtual bool open();
+/**
+ * Free stream object
+ */
+ virtual void close();
+/**
+ * If the stream is gzipped, flush the stream.
+ */
+ virtual void flush();
+/**
+ * Not implemented.
+ */
+ virtual int state() const;
+/**
+ * Set whether the stream is compressed or not
+ */
+ virtual bool setCompressed( bool );
+/**
+ * Read one byte from stream
+ */
+ using HIODev::read1b;
+ virtual int read1b();
+/**
+ * Read 2 bytes from stream
+ */
+ using HIODev::read2b;
+ virtual int read2b();
+/**
+ * Read 4 bytes from stream
+ */
+ using HIODev::read4b;
+ virtual long read4b();
+/**
+ * Read some bytes from stream to given pointer as amount of size
+ */
+ virtual int readBlock( void *ptr, int size );
+/**
+ * Move current pointer of stream as amount of size
+ */
+ virtual int skipBlock( int size );
+ protected:
+/**
+ * Initialize this object
+ */
+ virtual void init();
+};
+
+/* ¸Þ¸ð¸® ÀÔÃâ·Â ÀåÄ¡ */
+/**
+ * The HMemIODev class controls the Input/Output device.
+ * @short Memory IO device
+ */
+class HMemIODev : public HIODev
+{
+ uchar *ptr;
+ int pos, length;
+ public:
+ HMemIODev(char *s, int len);
+ virtual ~HMemIODev();
+
+ virtual bool open();
+ virtual void close();
+ virtual void flush();
+ virtual int state() const;
+/* gzip routine wrapper */
+ virtual bool setCompressed( bool );
+ using HIODev::read1b;
+ virtual int read1b();
+ using HIODev::read2b;
+ virtual int read2b();
+ using HIODev::read4b;
+ virtual long read4b();
+ virtual int readBlock( void *ptr, int size );
+ virtual int skipBlock( int size );
+ protected:
+ virtual void init();
+};
+#endif /* _HIODEV_H_*/