aboutsummaryrefslogtreecommitdiffstats
path: root/include/cbc.h
blob: cedfffc88c10dafa465e522e60a69a06e6d4f933 (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
47
48
49
/*************************************************
* CBC Mode Header File                           *
* (C) 1999-2006 The Botan Project                *
*************************************************/

#ifndef BOTAN_CBC_H__
#define BOTAN_CBC_H__

#include <botan/modebase.h>
#include <botan/mode_pad.h>

namespace Botan {

/*************************************************
* CBC Encryption                                 *
*************************************************/
class CBC_Encryption : public BlockCipherMode
   {
   public:
      CBC_Encryption(const std::string&, const std::string&);
      CBC_Encryption(const std::string&, const std::string&,
                     const SymmetricKey&, const InitializationVector&);
   private:
      std::string name() const;
      void write(const byte[], u32bit);
      void end_msg();
      const BlockCipherModePaddingMethod* padder;
   };

/*************************************************
* CBC Decryption                                 *
*************************************************/
class CBC_Decryption : public BlockCipherMode
   {
   public:
      CBC_Decryption(const std::string&, const std::string&);
      CBC_Decryption(const std::string&, const std::string&,
                     const SymmetricKey&, const InitializationVector&);
   private:
      std::string name() const;
      void write(const byte[], u32bit);
      void end_msg();
      const BlockCipherModePaddingMethod* padder;
      SecureVector<byte> temp;
   };

}

#endif