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-rw-r--r--src/pubkey/elgamal/elgamal.h96
1 files changed, 0 insertions, 96 deletions
diff --git a/src/pubkey/elgamal/elgamal.h b/src/pubkey/elgamal/elgamal.h
deleted file mode 100644
index 9566bcca6..000000000
--- a/src/pubkey/elgamal/elgamal.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/*
-* ElGamal
-* (C) 1999-2007 Jack Lloyd
-*
-* Distributed under the terms of the Botan license
-*/
-
-#ifndef BOTAN_ELGAMAL_H__
-#define BOTAN_ELGAMAL_H__
-
-#include <botan/dl_algo.h>
-#include <botan/numthry.h>
-#include <botan/reducer.h>
-#include <botan/blinding.h>
-#include <botan/pk_ops.h>
-
-namespace Botan {
-
-/**
-* ElGamal Public Key
-*/
-class BOTAN_DLL ElGamal_PublicKey : public virtual DL_Scheme_PublicKey
- {
- public:
- std::string algo_name() const { return "ElGamal"; }
- DL_Group::Format group_format() const { return DL_Group::ANSI_X9_42; }
-
- size_t max_input_bits() const { return (group_p().bits() - 1); }
-
- ElGamal_PublicKey(const AlgorithmIdentifier& alg_id,
- const secure_vector<byte>& key_bits) :
- DL_Scheme_PublicKey(alg_id, key_bits, DL_Group::ANSI_X9_42)
- {}
-
- ElGamal_PublicKey(const DL_Group& group, const BigInt& y);
- protected:
- ElGamal_PublicKey() {}
- };
-
-/**
-* ElGamal Private Key
-*/
-class BOTAN_DLL ElGamal_PrivateKey : public ElGamal_PublicKey,
- public virtual DL_Scheme_PrivateKey
- {
- public:
- bool check_key(RandomNumberGenerator& rng, bool) const;
-
- ElGamal_PrivateKey(const AlgorithmIdentifier& alg_id,
- const secure_vector<byte>& key_bits,
- RandomNumberGenerator& rng);
-
- ElGamal_PrivateKey(RandomNumberGenerator& rng,
- const DL_Group& group,
- const BigInt& priv_key = 0);
- };
-
-/**
-* ElGamal encryption operation
-*/
-class BOTAN_DLL ElGamal_Encryption_Operation : public PK_Ops::Encryption
- {
- public:
- size_t max_input_bits() const { return mod_p.get_modulus().bits() - 1; }
-
- ElGamal_Encryption_Operation(const ElGamal_PublicKey& key);
-
- secure_vector<byte> encrypt(const byte msg[], size_t msg_len,
- RandomNumberGenerator& rng);
-
- private:
- Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
- Modular_Reducer mod_p;
- };
-
-/**
-* ElGamal decryption operation
-*/
-class BOTAN_DLL ElGamal_Decryption_Operation : public PK_Ops::Decryption
- {
- public:
- size_t max_input_bits() const { return mod_p.get_modulus().bits() - 1; }
-
- ElGamal_Decryption_Operation(const ElGamal_PrivateKey& key,
- RandomNumberGenerator& rng);
-
- secure_vector<byte> decrypt(const byte msg[], size_t msg_len);
- private:
- Fixed_Exponent_Power_Mod powermod_x_p;
- Modular_Reducer mod_p;
- Blinder blinder;
- };
-
-}
-
-#endif