oslfile2streamwrap.hxx

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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#ifndef INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_HXX
#define INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_HXX
 
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <cppuhelper/implbase.hxx>
#include <comphelper/comphelperdllapi.h>
#include <mutex>
 
namespace osl { class File; }
 
namespace comphelper
{
 
// Stream to read and write data, based on File
 
class OSLInputStreamWrapper final : public ::cppu::WeakImplHelper<css::io::XInputStream>
{
public:
    COMPHELPER_DLLPUBLIC OSLInputStreamWrapper(::osl::File& _rStream);
 
private:
    virtual ~OSLInputStreamWrapper() override;
 
// css::io::XInputStream
    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;
 
    std::mutex      m_aMutex;
    ::osl::File*    m_pFile;
};
 
 
// data sink for the files
 
class OSLOutputStreamWrapper final : public ::cppu::WeakImplHelper<css::io::XOutputStream>
{
public:
    COMPHELPER_DLLPUBLIC OSLOutputStreamWrapper(::osl::File& _rFile);
 
private:
    virtual ~OSLOutputStreamWrapper() override;
 
// css::io::XOutputStream
    virtual void SAL_CALL writeBytes(const css::uno::Sequence< sal_Int8 >& aData) override;
    virtual void SAL_CALL flush() override;
    virtual void SAL_CALL closeOutput() override;
 
    ::osl::File&        rFile;
};
 
}   // namespace comphelper
 
 
#endif // INCLUDED_COMPHELPER_OSLFILE2STREAMWRAP_HXX
 
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