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
135
136
137
138
139
140
141
142
|
//
// Creator: http://www.dicelocksecurity.com
// Version: vers.5.0.0.1
//
// Copyright 2011 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.
#ifndef DECREASEBASE0INDEXMODIFIER_HPP
#define DECREASEBASE0INDEXMODIFIER_HPP
#include "baseCryptoRandomStream.h"
#include "arithmeticFunctions.h"
#include "baseCryptoPad.h"
#include "baseIndexModifier.h"
using namespace DiceLockSecurity;
using namespace DiceLockSecurity::Cipher::SymmetricCipher::SymmetricStreamer::BlockCipherOperationMode::CryptoPad;
namespace DiceLockSecurity {
namespace Cipher {
namespace DiceLock {
namespace IndexModifier {
class DecreaseBase0IndexModifier : public BaseIndexModifier {
protected:
/// Index modifier type enumerator name
static const IndexModifiers indexModifierType;
/// Mantains the index to transform the initial key
BaseCryptoRandomStream* index;
/// Points out if index stream has been automatically generated
bool autoIndex;
/// Mantains the base index to check if all possible indexes have
/// been tested
BaseCryptoRandomStream* baseIndex;
/// Points out if baseIndex stream has been automatically generated
bool autoBaseIndex;
/// Arithmtic functions to validate overflows and other functions
ArithmeticFunctions* arithmeticFunctions;
public:
/// Constructor, default
DecreaseBase0IndexModifier();
/// Destructor
~DecreaseBase0IndexModifier();
/// Initializes the object
void Initialize(void);
/// Gets the index length in bits
unsigned long int GetBitIndexLength(void);
/// Gets the index length in unsigned chars
unsigned long int GetUCIndexLength(void);
/// Gets the index length in unsigned short ints
unsigned long int GetUSIndexLength(void);
/// Gets the index length in unsigned long ints
unsigned long int GetULIndexLength(void);
/// Gets the next key based on the index
void GenerateNextKeyIndexed(BaseCryptoRandomStream*, BaseCryptoRandomStream*);
/// Gets the transformed key based on initial key and index
void GetTransformedKey(BaseCryptoRandomStream*, BaseCryptoRandomStream*, BaseCryptoRandomStream*);
/// Gets the current index corresponding to the transformed key
BaseCryptoRandomStream* GetTransformerIndex(void);
/// Gets index modifier type
IndexModifiers GetIndexModifierType(void);
// SPECIFIC MEMBERS OF THIS INDEX CLASS
/// Sets the index length in bits
void SetBitIndexLength(unsigned long int);
/// Sets the index length in unsigned chars
void SetUCIndexLength(unsigned long int);
/// Sets the index length in unsigned short ints
void SetUSIndexLength(unsigned long int);
/// Sets the index length in unsigned long ints
void SetULIndexLength(unsigned long int);
/// Sets the working index if externally created
void SetWorkingIndex(BaseCryptoRandomStream*);
/// Gets the working index
BaseCryptoRandomStream* GetWorkingIndex(void);
/// Removes the working index if externally created
void RemoveWorkingIndex(void);
/// Sets the working baseIndex if externally created
void SetWorkingBaseIndex(BaseCryptoRandomStream*);
/// Gets the working baseIndex
BaseCryptoRandomStream* GetWorkingBaseIndex(void);
/// Removes the working baseIndex if externally created
void RemoveWorkingBaseIndex(void);
};
}
}
}
}
#endif
|
