Botan  1.10.9
tea.h
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1 /*
2 * TEA
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7 
8 #ifndef BOTAN_TEA_H__
9 #define BOTAN_TEA_H__
10 
11 #include <botan/block_cipher.h>
12 
13 namespace Botan {
14 
15 /**
16 * TEA
17 */
18 class BOTAN_DLL TEA : public Block_Cipher_Fixed_Params<8, 16>
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() { zeroise(K); }
25  std::string name() const { return "TEA"; }
26  BlockCipher* clone() const { return new TEA; }
27 
28  TEA() : K(4) {}
29  private:
30  void key_schedule(const byte[], size_t);
32  };
33 
34 }
35 
36 #endif
std::string name() const
Definition: tea.h:25
void clear()
Definition: tea.h:24
unsigned char byte
Definition: types.h:22
BlockCipher * clone() const
Definition: tea.h:26
Definition: tea.h:18
TEA()
Definition: tea.h:28
void zeroise(MemoryRegion< T > &vec)
Definition: secmem.h:415