RasPi-Encryption/KeyDecode.py at master · DCRasPi/RasPi-Encryption · GitHub

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
#This file contains all the various KEY decode functions

#We have to find the correct key order


def KeyValue(KeyList, component):

    x = int(KeyList[component], 16)

    return x


def OrderByKeyList(Key):
    i = 0
    templist = []
    orderedhexlist = []
    while not i == 4:
        templist.append(KeyValue(Key, i))
        i = i + 1

    templist = sorted(templist, reverse=True)

    for value in templist:
        orderedhexlist.append(hex(value)[2:])

    return orderedhexlist


def OrderKey(keyDict, orderedKeyLis):


        OrderedKeyHash = {}
        numbers = range(0, 4)

        for x in numbers:
                OrderedKeyHash[x] = 0


        i = 0

        while not i == 4:
                n = 0
                while not n == 4:
                        if orderedKeyLis[i] == keyDict[n]:
                                OrderedKeyHash[i] = n
                        n = n + 1
                i = i + 1

        return OrderedKeyHash


def FlipDictionary(Dict):

    iList = range(0, 4)
    FlippedDict = {}

    i = 0

    while not i > 3:
        for value in iList:
            if Dict[value] == i:
                FlippedDict[i] = value

        i = i + 1

    return FlippedDict


def ConvertToList(Key):
    Keylist = []
    i = 0
    n = 0
    while not i == 4:
        n = 0
        while not n > 3:
            if n == 3:
                tempstring = Key[i][n:]
            else:
                tempstring = Key[i][n:(n+1)]
            Keylist.append(tempstring)
            n = n + 1
        i = i + 1

    return Keylist