cmac.hpp

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#ifndef CMAC_HPP__
#define CMAC_HPP__
 
#include <vector>
#include <memory>
#include <logicalaccess/plugins/crypto/openssl.hpp>
#include <logicalaccess/plugins/crypto/openssl_symmetric_cipher.hpp>
#include <logicalaccess/lla_fwd.hpp>
 
namespace logicalaccess
{
namespace openssl
{
class LLA_CRYPTO_API CMACCrypto
{
  public:
    CMACCrypto()
    {
        OpenSSLInitializer::GetInstance();
    }
    ~CMACCrypto()
    {
    }
 
    /*
     * \brief Calculate CMAC for a crypto algorithm and key.
     * \param key The key to use.
     * \param crypto The crypto algorithm (3DES, AES, ...).
     * \param data The data buffer to calculate CMAC.
     * \param padding_size The padding size.
     * \return The CMAC result for the message.
     */
    static ByteVector cmac(const ByteVector &key, std::string crypto,
                           const ByteVector &data, const ByteVector &iv = {},
                           int padding_size = 0);
 
    static ByteVector cmac(const ByteVector &key,
                           std::shared_ptr<SymmetricCipher> cipherMAC,
                           const ByteVector &data, const ByteVector &lastIV = {},
                           unsigned int padding_size = 0, bool forceK2Use = false);
 
    static ByteVector cmac_iks(const std::string &iks_key_name, const ByteVector &data,
                               const ByteVector &lastIv, unsigned int padding_size,
                               const std::shared_ptr<RemoteCrypto> &remote_crypto);
 
    static ByteVector shift_string(const ByteVector &buf, unsigned char xorparam = 0x00);
};
}
}
 
#endif