blob: 3c01ad8739a1e5438d0aa441b086ab90c2674de8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/*
* IDEA
* (C) 1999-2007 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_IDEA_H__
#define BOTAN_IDEA_H__
#include <botan/block_cipher.h>
namespace Botan {
/**
* IDEA
*/
class BOTAN_DLL IDEA : public Block_Cipher_Fixed_Params<8, 16>
{
public:
void encrypt_n(const byte in[], byte out[], size_t blocks) const;
void decrypt_n(const byte in[], byte out[], size_t blocks) const;
void clear();
std::string name() const { return "IDEA"; }
BlockCipher* clone() const { return new IDEA; }
protected:
/**
* @return const reference to encryption subkeys
*/
const secure_vector<u16bit>& get_EK() const { return EK; }
/**
* @return const reference to decryption subkeys
*/
const secure_vector<u16bit>& get_DK() const { return DK; }
private:
void key_schedule(const byte[], size_t);
secure_vector<u16bit> EK, DK;
};
}
#endif
|
