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/*************************************************
* RSA Header File *
* (C) 1999-2008 Jack Lloyd *
*************************************************/
#ifndef BOTAN_RSA_H__
#define BOTAN_RSA_H__
#include <botan/if_algo.h>
namespace Botan {
/*************************************************
* RSA Public Key *
*************************************************/
class BOTAN_DLL RSA_PublicKey : public PK_Encrypting_Key,
public PK_Verifying_with_MR_Key,
public virtual IF_Scheme_PublicKey
{
public:
std::string algo_name() const { return "RSA"; }
SecureVector<byte> encrypt(const byte[], u32bit,
RandomNumberGenerator& rng) const;
SecureVector<byte> verify(const byte[], u32bit) const;
RSA_PublicKey() {}
RSA_PublicKey(const BigInt&, const BigInt&);
protected:
BigInt public_op(const BigInt&) const;
};
/*************************************************
* RSA Private Key *
*************************************************/
class BOTAN_DLL RSA_PrivateKey : public RSA_PublicKey,
public PK_Decrypting_Key,
public PK_Signing_Key,
public IF_Scheme_PrivateKey
{
public:
SecureVector<byte> sign(const byte[], u32bit,
RandomNumberGenerator&) const;
SecureVector<byte> decrypt(const byte[], u32bit) const;
bool check_key(RandomNumberGenerator& rng, bool) const;
RSA_PrivateKey() {}
RSA_PrivateKey(RandomNumberGenerator&,
const BigInt& p, const BigInt& q, const BigInt& e,
const BigInt& d = 0, const BigInt& n = 0);
RSA_PrivateKey(RandomNumberGenerator&, u32bit bits, u32bit = 65537);
private:
BigInt private_op(const byte[], u32bit) const;
};
}
#endif
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