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/*
* Engine
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_ENGINE_H__
#define BOTAN_ENGINE_H__
#include <botan/scan_name.h>
#include <botan/block_cipher.h>
#include <botan/stream_cipher.h>
#include <botan/hash.h>
#include <botan/mac.h>
#include <botan/pow_mod.h>
#include <utility>
#include <map>
#if defined(BOTAN_HAS_IF_PUBLIC_KEY_FAMILY)
#include <botan/if_op.h>
#endif
#if defined(BOTAN_HAS_DSA)
#include <botan/dsa_op.h>
#endif
#if defined(BOTAN_HAS_DIFFIE_HELLMAN)
#include <botan/dh_op.h>
#endif
#if defined(BOTAN_HAS_NYBERG_RUEPPEL)
#include <botan/nr_op.h>
#endif
#if defined(BOTAN_HAS_ELGAMAL)
#include <botan/elg_op.h>
#endif
#if defined(BOTAN_HAS_ECDSA)
#include <botan/ecdsa_op.h>
#include <botan/ec_dompar.h>
#endif
#if defined(BOTAN_HAS_ECKAEG)
#include <botan/eckaeg_op.h>
#include <botan/ec_dompar.h>
#endif
namespace Botan {
class Algorithm_Factory;
class Keyed_Filter;
/*
* Engine Base Class
*/
class BOTAN_DLL Engine
{
public:
virtual ~Engine() {}
virtual std::string provider_name() const = 0;
// Lookup functions
virtual BlockCipher*
find_block_cipher(const SCAN_Name&, Algorithm_Factory&) const
{ return 0; }
virtual StreamCipher*
find_stream_cipher(const SCAN_Name&, Algorithm_Factory&) const
{ return 0; }
virtual HashFunction*
find_hash(const SCAN_Name&, Algorithm_Factory&) const
{ return 0; }
virtual MessageAuthenticationCode*
find_mac(const SCAN_Name&, Algorithm_Factory&) const
{ return 0; }
virtual Modular_Exponentiator*
mod_exp(const BigInt&, Power_Mod::Usage_Hints) const
{ return 0; }
virtual Keyed_Filter* get_cipher(const std::string&,
Cipher_Dir,
Algorithm_Factory&)
{ return 0; }
#if defined(BOTAN_HAS_IF_PUBLIC_KEY_FAMILY)
virtual IF_Operation* if_op(const BigInt&, const BigInt&, const BigInt&,
const BigInt&, const BigInt&, const BigInt&,
const BigInt&, const BigInt&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_DSA)
virtual DSA_Operation* dsa_op(const DL_Group&, const BigInt&,
const BigInt&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_NYBERG_RUEPPEL)
virtual NR_Operation* nr_op(const DL_Group&, const BigInt&,
const BigInt&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_ELGAMAL)
virtual ELG_Operation* elg_op(const DL_Group&, const BigInt&,
const BigInt&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_DIFFIE_HELLMAN)
virtual DH_Operation* dh_op(const DL_Group&, const BigInt&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_ECDSA)
virtual ECDSA_Operation* ecdsa_op(const EC_Domain_Params&,
const BigInt&,
const PointGFp&) const
{ return 0; }
#endif
#if defined(BOTAN_HAS_ECKAEG)
virtual ECKAEG_Operation* eckaeg_op(const EC_Domain_Params&,
const BigInt&,
const PointGFp&) const
{ return 0; }
#endif
};
}
#endif
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