Botan  2.1.0
Crypto and TLS for C++11
xtea.h
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1 /*
2 * XTEA
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_XTEA_H__
9 #define BOTAN_XTEA_H__
10 
11 #include <botan/block_cipher.h>
12 
13 namespace Botan {
14 
15 /**
16 * XTEA
17 */
18 class BOTAN_DLL XTEA : public Block_Cipher_Fixed_Params<8, 16>
19  {
20  public:
21  void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
22  void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
23 
24  void clear() override;
25  std::string name() const override { return "XTEA"; }
26  BlockCipher* clone() const override { return new XTEA; }
27  protected:
28  /**
29  * @return const reference to the key schedule
30  */
31  const secure_vector<uint32_t>& get_EK() const { return m_EK; }
32 
33  private:
34  void key_schedule(const uint8_t[], size_t) override;
36  };
37 
38 }
39 
40 #endif
BlockCipher * clone() const override
Definition: xtea.h:26
const secure_vector< uint32_t > & get_EK() const
Definition: xtea.h:31
std::vector< T, secure_allocator< T >> secure_vector
Definition: secmem.h:121
Definition: alg_id.cpp:13
std::string name() const override
Definition: xtea.h:25