/* -*- 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 .

 */

#pragma once

#include <rtl/ustring.hxx>

#include <cppuhelper/implbase.hxx>

#include <com/sun/star/io/XSeekable.hpp>

#include <com/sun/star/io/XInputStream.hpp>

#include <comphelper/bytereader.hxx>

#include "filrec.hxx"

enum class TaskHandlerErr;

namespace fileaccess {

    class XInputStream_impl final

        : public cppu::WeakImplHelper<css::io::XInputStream, css::io::XSeekable>,

          public comphelper::ByteReader

    {

    public:

        XInputStream_impl( const OUString& aUncPath, bool bLock );

        virtual ~XInputStream_impl() override;

        /**

         *  Returns an error code as given by filerror.hxx

         */

        TaskHandlerErr CtorSuccess() const { return m_nErrorCode;}

        sal_Int32 getMinorError() const { return m_nMinorErrorCode;}

        virtual sal_Int32 SAL_CALL

        readBytes(

            css::uno::Sequence< sal_Int8 >& aData,

            sal_Int32 nBytesToRead ) override;

        virtual sal_Int32 SAL_CALL

        readSomeBytes(

            css::uno::Sequence< sal_Int8 >& aData,

            sal_Int32 nMaxBytesToRead ) override;

        virtual void SAL_CALL

        skipBytes( sal_Int32 nBytesToSkip ) override;

        virtual sal_Int32 SAL_CALL

        available() override;

        virtual void SAL_CALL

        closeInput() override;

        virtual void SAL_CALL

        seek( sal_Int64 location ) override;

        virtual sal_Int64 SAL_CALL

        getPosition() override;

        virtual sal_Int64 SAL_CALL

        getLength() override;

        virtual sal_Int32 readSomeBytes(sal_Int8* aData, sal_Int32 nBytesToRead) override;

    private:

        bool                                               m_nIsOpen;

        ReconnectingFile                                   m_aFile;

        TaskHandlerErr                                     m_nErrorCode;

        sal_Int32                                          m_nMinorErrorCode;

    };

} // end namespace XInputStream_impl

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