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/*************************************************
* IF Scheme Header File *
* (C) 1999-2006 The Botan Project *
*************************************************/
#ifndef BOTAN_IF_ALGO_H__
#define BOTAN_IF_ALGO_H__
#include <botan/x509_key.h>
#include <botan/pkcs8.h>
#include <botan/pk_core.h>
namespace Botan {
/*************************************************
* IF Public Key *
*************************************************/
class IF_Scheme_PublicKey : public virtual X509_PublicKey
{
public:
bool check_key(bool) const;
const BigInt& get_n() const { return n; }
const BigInt& get_e() const { return e; }
u32bit max_input_bits() const { return (n.bits() - 1); }
virtual ~IF_Scheme_PublicKey() {}
protected:
virtual void X509_load_hook();
BigInt n, e;
IF_Core core;
private:
X509_Encoder* x509_encoder() const;
X509_Decoder* x509_decoder();
};
/*************************************************
* IF Private Key *
*************************************************/
class IF_Scheme_PrivateKey : public virtual IF_Scheme_PublicKey,
public virtual PKCS8_PrivateKey
{
public:
bool check_key(bool) const;
const BigInt& get_p() const { return p; }
const BigInt& get_q() const { return q; }
const BigInt& get_d() const { return d; }
virtual ~IF_Scheme_PrivateKey() {}
protected:
virtual void PKCS8_load_hook();
BigInt d, p, q, d1, d2, c;
private:
SecureVector<byte> DER_encode_priv() const;
void BER_decode_priv(DataSource&);
MemoryVector<byte> DER_encode_params() const;
void BER_decode_params(DataSource&);
};
}
#endif
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