Tuesday, 17 October 2017

DiceLockSecurity Knowledge

DicelockSecurity (version 9.X)

Apple Mac OS X

XDiceLock 8.0.0.1
Previous Versions
md4.h (Message Digest 4 hash digest algorithm C++ header source code file) Print E-mail
Get C++ DiceLock cipher architecture source code packages of DiceLock for Microsoft Visual Studio 2013 and DiceLock-x for Linux with Test Driver Programs and Response Test Vector files to verify that both them work as expected.
DiceLock for Windows and Linux
DiceLock Security governing software licenses are Free/Libre Source Code License and Educational and Research License

DiceLock is protected by US patent 7508945 and European Patent 1182777 where applicable.

DiceLock and DiceLock logo are trademarks or registered trademarks in the EC, USA and others.

License information can be obtained at our corporate web site




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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
 
//
//  md4.h
//  XDiceLockCipher
//
//  Created by svp on 11/5/12.
//  Copyright (c) 2012 __MyCompanyName__. All rights reserved.
//
 
//
// Creator:    http://www.dicelocksecurity.com
// Version:    vers.8.0.0.1
//
// Copyright (C) 2012 DiceLock Security, LLC. All rights reserved.
//
//                               DISCLAIMER
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// DICELOCK IS A REGISTERED TRADEMARK OR TRADEMARK OF THE OWNERS.
// 
 
#ifndef XDiceLockCipher_md4_h
#define XDiceLockCipher_md4_h
 
#include "baseHash.h"
 
 
#define  MD4_STATES       4   // State (ABCD)
#define  MD4_BLOCK_LENGTH   64   // Size in bytes of the input block to the tranformation algorithm
 
// Number of hash bits
#define  MD4_DIGESTBITS    128
// Number of hash unsigned chars
#define  MD4_DIGESTUCHARS  16
// Number of hash unsigned short ints
#define  MD4_DIGESTUSHORTS  8
// Number of hash unsigned ints
#define  MD4_DIGESTULONGS  4
 
 
namespace DiceLockSecurity {
    
    namespace Hash {
        
        
        class Md4 : public BaseHash {
            
    private:
            
      // Hash Algorithms Class enumerator name
      static const Hashes  hashName;
            
      // Number of hash bits
      static const unsigned short int hashBits;
      // Number of hash unsigned chars
      static const unsigned short int hashUCs;
      // Number of hash unsigned short ints
      static const unsigned short int hashUSs;
      // Number of hash unsigned ints
      static const unsigned short int hashULs;
      // Number of hash unsigned 64 bits
      static const unsigned short int hash64s;
            
        unsigned int state[MD4_STATES];
      unsigned int count[2]; // number bytes computed
      unsigned char buffer[MD4_BLOCK_LENGTH];
            
    protected:
            
      //  Encodes input (unsigned int) into output (BaseCryptoRandomStream). Assumes length is a multiple of 4.
      void Encode(BaseCryptoRandomStream*, unsigned int*);
      //  Encodes input (unsigned char) into output (BaseCryptoRandomStream). Assumes length is a multiple of 4.
      void Encode(BaseCryptoRandomStream*, unsigned char*);
      //  Encodes input (unsigned int) into output (unsigned char). Assumes length is a multiple of 4.
      void Encode(unsigned char*, unsigned int*, unsigned int);
      //  Decodes input (BaseCryptoRandomStream) into (unsigned int) output. Assumes length is a multiple of 4.
      void Decode(unsigned int*, BaseCryptoRandomStream*);
      //  Decodes input (unsigned char) into output (unsigned int). Assumes length is a multiple of 4.
      void Decode(unsigned int*, unsigned char*, unsigned int);
            
        // Transforms context based on 512 bits from input
      void Transform(BaseCryptoRandomStream*);
            
    public:
            
      // Constructor, default 
      Md4();
            
      // Destructor
      ~Md4();
            
      // Initializes common states of Md4 algorithm
      void Initialize(void);
            
      // Adds the BaseCryptoRandomStream stream to the hash
      void Add(BaseCryptoRandomStream*);
            
      // Finalize the hash
      void Finalize(void);
            
      // Gets hash length in bits
      unsigned short int GetBitHashLength(void);
            
      // Gets hash length in unsigned chars
      unsigned short int GetUCHashLength(void);
            
      // Gets hash length in unsigned short ints
      unsigned short int GetUSHashLength(void);
            
      // Gets hash length in unsigned ints
      unsigned short int GetULHashLength(void);
            
      // Gets hash length in unsigned 64 bits
      unsigned short int Get64HashLength(void);
            
      // Gets the type of the object
      Hashes GetType(void);
        };
    }
}
 
#endif