Quelle  Standard2007Engine.hxx

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#ifndef INCLUDED_OOX_CRYPTO_STANDARD2007ENGINE_HXX
#define INCLUDED_OOX_CRYPTO_STANDARD2007ENGINE_HXX

#include <oox/dllapi.h>
#include <oox/crypto/CryptoEngine.hxx>
#include <filter/msfilter/mscodec.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>

namespace oox::crypto {

class OOX_DLLPUBLIC Standard2007Engine final : public CryptoEngine
{
    msfilter::StandardEncryptionInfo mInfo;

    bool generateVerifier();
    bool calculateEncryptionKey(std::u16string_view rPassword);

public:
    Standard2007Engine() = default;

    bool readEncryptionInfo(css::uno::Reference<css::io::XInputStream> & rxInputStream) override;

    virtual bool generateEncryptionKey(OUString const & rPassword) override;

    virtual bool decrypt(
                    BinaryXInputStream& aInputStream,
                    BinaryXOutputStream& aOutputStream) override;

    bool checkDataIntegrity() override;

    void encrypt(const css::uno::Reference<css::io::XInputStream>&  rxInputStream,
                 css::uno::Reference<css::io::XOutputStream>& rxOutputStream,
                 sal_uInt32 nSize) override;

    virtual void writeEncryptionInfo(BinaryXOutputStream& rStream) override;

    virtual bool setupEncryption(OUString const & rPassword) override;

};

} // namespace oox::crypto

#endif

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