EllipticCurve.h

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#ifndef EllipticCurve_H_
#define EllipticCurve_H_

/* c++ library includes */
#include <string>

/* local includes */
#include <libcryptosec/BigInteger.h>

class EllipticCurve {

public:

    EllipticCurve();

    EllipticCurve(ByteArray &encoded);

    EllipticCurve(std::string &encoded);

    ~EllipticCurve();

    const BIGNUM * BN_a() const throw();

    const BIGNUM * BN_b() const throw();

    const BIGNUM * BN_p() const throw();

    const BIGNUM * BN_x() const throw();

    const BIGNUM * BN_y() const throw();

    const BIGNUM * BN_order() const throw();

    const BIGNUM * BN_cofactor() const throw();

    /*
     * Getters and setters. Setter com Hex disponível para simplificação
     * de código (caso mais comum).
     */
    const BigInteger getA() const;
    void setA(const BigInteger a);
    void setA(const std::string hex);
    const BigInteger getB() const;
    void setB(const BigInteger b);
    void setB(const std::string hex);
    const BigInteger getCofactor() const;
    void setCofactor(const BigInteger cofactor);
    void setCofactor(const std::string hex);
    const std::string getName() const;
    void setName(const std::string name);
    const std::string getOid() const;
    void setOid(const std::string oid);
    const BigInteger getOrder() const;
    void setOrder(const BigInteger order);
    void setOrder(const std::string hex);
    const BigInteger getP() const;
    void setP(const BigInteger p);
    void setP(const std::string hex);
    const BigInteger getX() const;
    void setX(const BigInteger x);
    void setX(const std::string hex);
    const BigInteger getY() const;
    void setY(const BigInteger y);
    void setY(const std::string hex);

protected:
    std::string oid, name;
    BigInteger a, b, p, x, y, order, cofactor;

    static const std::string notSpecified;

};
#endif /* EllipticCurve_H_ */