PdfStatefulEncrypt.h

// SPDX-FileCopyrightText: 2021 Francesco Pretto <ceztko@gmail.com>
// SPDX-License-Identifier: LGPL-2.0-or-later OR MPL-2.0
 
#ifndef PDF_STATEFUL_ENCRYPT_H
#define PDF_STATEFUL_ENCRYPT_H
 
#include "PdfReference.h"
#include "PdfEncrypt.h"
 
namespace PoDoFo
{
    class PODOFO_API PdfStatefulEncrypt final
    {
    public:
        PdfStatefulEncrypt(const PdfEncrypt& encrypt, PdfEncryptContext& context, const PdfReference& objref);
 
    public:
        void EncryptTo(charbuff& out, const bufferview& view) const;
 
        void DecryptTo(charbuff& out, const bufferview& view) const;
 
        size_t CalculateStreamLength(size_t length) const;
 
    private:
        PdfStatefulEncrypt(const PdfStatefulEncrypt&) = delete;
        PdfStatefulEncrypt& operator=(const PdfStatefulEncrypt&) = delete;
 
    private:
        const PdfEncrypt* m_encrypt;
        PdfEncryptContext* m_context;
        PdfReference m_currReference;       // Reference of the current PdfObject
    };
}
 
#endif // PDF_STATEFUL_ENCRYPT_H