Botan 1.10.17

desx.h
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1 /*
2 * DESX
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7
8 #ifndef BOTAN_DESX_H__
9 #define BOTAN_DESX_H__
10
11 #include <botan/des.h>
12
13 namespace Botan {
14
15 /**
16 * DESX
17 */
18 class BOTAN_DLL DESX : public Block_Cipher_Fixed_Params<8, 24>
19 {
20 public:
21 void encrypt_n(const byte in[], byte out[], size_t blocks) const;
22 void decrypt_n(const byte in[], byte out[], size_t blocks) const;
23
24 void clear() { des.clear(); zeroise(K1); zeroise(K2); }
25 std::string name() const { return "DESX"; }
26 BlockCipher* clone() const { return new DESX; }
27
28 DESX() : K1(8), K2(8) {}
29 private:
30 void key_schedule(const byte[], size_t);
31 SecureVector<byte> K1, K2;
32 DES des;
33 };
34
35 }
36
37 #endif
Botan::DESX::DESX
DESX()
Definition: desx.h:28
Botan::byte
unsigned char byte
Definition: types.h:22
Botan::DESX::name
std::string name() const
Definition: desx.h:25
Botan::DESX::clear
void clear()
Definition: desx.h:24
Botan
Definition: algo_base.h:14
Botan::DESX::clone
BlockCipher * clone() const
Definition: desx.h:26
Botan::DESX
Definition: desx.h:18
Botan::DES
Definition: des.h:18
Botan::SecureVector< byte >
Botan::Block_Cipher_Fixed_Params
Definition: block_cipher.h:104
Botan::zeroise
void zeroise(MemoryRegion< T > &vec)
Definition: secmem.h:428
Botan::BlockCipher
Definition: block_cipher.h:18