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/*
* IDEA
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_IDEA_H__
#define BOTAN_IDEA_H__
#include <botan/block_cipher.h>
namespace Botan {
/**
* IDEA
*/
class BOTAN_DLL IDEA : public BlockCipher
{
public:
void encrypt_n(const byte in[], byte out[], u32bit blocks) const;
void decrypt_n(const byte in[], byte out[], u32bit blocks) const;
void clear() { EK.clear(); DK.clear(); }
std::string name() const { return "IDEA"; }
BlockCipher* clone() const { return new IDEA; }
IDEA() : BlockCipher(8, 16) {}
private:
void key_schedule(const byte[], u32bit);
protected: // for IDEA_SSE2
SecureVector<u16bit, 52> EK, DK;
};
}
#endif
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