VirgilTinyCipher.h

#ifndef VIRGIL_CRYPTO_TINY_CIPHER_H
#define VIRGIL_CRYPTO_TINY_CIPHER_H

#include <memory>
#include <string>

#include "VirgilByteArray.h"

namespace virgil { namespace crypto {

class VirgilTinyCipherImpl;

class VirgilTinyCipher {
public:
    enum PackageSize {
        PackageSize_Min = 113,       
        PackageSize_Short_SMS = 120, 
        PackageSize_Long_SMS = 1200  
    };
public:

    explicit VirgilTinyCipher(size_t packageSize = PackageSize_Short_SMS);

    void reset();


    void encrypt(const VirgilByteArray& data, const VirgilByteArray& recipientPublicKey);

    void encryptAndSign(
            const VirgilByteArray& data, const VirgilByteArray& recipientPublicKey,
            const VirgilByteArray& senderPrivateKey,
            const VirgilByteArray& senderPrivateKeyPassword = VirgilByteArray());

    size_t getPackageCount() const;

    VirgilByteArray getPackage(size_t index) const;


    void addPackage(const VirgilByteArray& package);

    bool isPackagesAccumulated() const;

    VirgilByteArray decrypt(
            const VirgilByteArray& recipientPrivateKey,
            const VirgilByteArray& recipientPrivateKeyPassword = VirgilByteArray());

    VirgilByteArray verifyAndDecrypt(
            const VirgilByteArray& senderPublicKey,
            const VirgilByteArray& recipientPrivateKey,
            const VirgilByteArray& recipientPrivateKeyPassword = VirgilByteArray());
public:
    VirgilTinyCipher(VirgilTinyCipher&& rhs) noexcept;

    VirgilTinyCipher& operator=(VirgilTinyCipher&& rhs) noexcept;

    virtual ~VirgilTinyCipher() noexcept;

private:
    class Impl;

    std::unique_ptr<Impl> impl_;
};

}}

#endif // VIRGIL_CRYPTO_TINY_CIPHER_H