Botan  1.10.9
crc24.h
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1 /*
2 * CRC24
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7 
8 #ifndef BOTAN_CRC24_H__
9 #define BOTAN_CRC24_H__
10 
11 #include <botan/hash.h>
12 
13 namespace Botan {
14 
15 /**
16 * 24-bit cyclic redundancy check
17 */
18 class BOTAN_DLL CRC24 : public HashFunction
19  {
20  public:
21  std::string name() const { return "CRC24"; }
22  size_t output_length() const { return 3; }
23  HashFunction* clone() const { return new CRC24; }
24 
25  void clear() { crc = 0xB704CE; }
26 
27  CRC24() { clear(); }
28  ~CRC24() { clear(); }
29  private:
30  void add_data(const byte[], size_t);
31  void final_result(byte[]);
32  u32bit crc;
33  };
34 
35 }
36 
37 #endif
HashFunction * clone() const
Definition: crc24.h:23
size_t output_length() const
Definition: crc24.h:22
~CRC24()
Definition: crc24.h:28
unsigned char byte
Definition: types.h:22
void clear()
Definition: crc24.h:25
std::string name() const
Definition: crc24.h:21
unsigned int u32bit
Definition: types.h:32