UserChoiceLatestHash/HashCommon.h at main · cssxn/UserChoiceLatestHash · 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
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
#ifndef USERCHOICELATESTHASH_COMMON_H
#define USERCHOICELATESTHASH_COMMON_H

#include <windows.h>
#include <wincrypt.h>
#include <sddl.h>

#include <cstring>
#include <cwchar>
#include <cwctype>
#include <string>
#include <vector>
#include <iostream>

#pragma comment(lib, "advapi32.lib")
#pragma comment(lib, "crypt32.lib")

namespace UserChoiceLatestHash
{
typedef unsigned char U8;
typedef unsigned short U16;
typedef unsigned int U32;
typedef unsigned __int64 U64;

extern const U64 kRepeatSentinel;
extern const U64 kRepeatTokenA;
extern const U64 kRepeatTokenB;
extern const U64 kRepeatTokenC;
extern const U64 kRepeatTokenD;
extern const U64 kRepeatTokenE;
extern const U32 kSeenModulo;
extern const U32 kSeenQwordCount;

struct WorkingSeeds
{
    U32 a[4];
    U32 b[4];
};

enum RunMode
{
    kModeHash,
    kModeVerify,
    kModeDebug,
    kModeDerive
};

struct DebugData
{
    std::vector<U16> packed_words;
    U32 md5_words[4];
    U32 pair_a[2];
    U32 pair_b[2];

    DebugData();
};

struct Tables
{
    std::vector<U8> byte_class_table;
    std::vector<U8> token_region;
    std::vector<U8> fallback_token_code_table;
    std::vector<U8> token_bit_width_table;
    std::vector<U8> short_rewind_table;
    std::vector<U8> long_rewind_table;
};

struct EncoderState
{
    std::vector<U64> entries;
    U64 seen[161];
    U64 count;
    U64 last;
    U32 repeat;
    U32 total_units;

    EncoderState();
};

struct AssocContext
{
    std::wstring assoc;
    std::wstring base_key;
    std::wstring choice_name;
    std::wstring progid;
    std::wstring registry_hash;
    std::wstring machine_id_raw;
    std::wstring machine_id_trimmed;
    std::wstring sid;
    std::wstring timestamp_hex;
    std::wstring canonical_primary;
    std::wstring canonical_alternate;
    std::wstring computed_primary;
    std::wstring computed_alternate;
    int mod_class;
    bool alternate_used;
};

U32 ReadLe32(const U8 *bytes);
bool ParseHexBytes(const wchar_t *text, std::vector<U8> *out);
bool ParseHexSeed128(const wchar_t *text, U32 out[4]);
void LoadProvidedSeeds(WorkingSeeds *out);
std::wstring ToLowerWide(const std::wstring &value);
const Tables &GetTables();

bool ComputeHash(const std::wstring &canonical_input,
                 const WorkingSeeds &seeds,
                 bool lowercase_output,
                 std::wstring *out_hash,
                 DebugData *debug_data);

void ApplyLicenseNameShaMix(const U32 base_a[4],
                            const U32 base_b[4],
                            const std::wstring &license_name,
                            WorkingSeeds *out);

bool LooksLikeAssociationToken(const std::wstring &value);
bool VerifyCurrentAssociation(const std::wstring &assoc,
                              const WorkingSeeds &seeds,
                              AssocContext *ctx);

int PrintVerificationResult(const AssocContext &ctx);
void PrintDebugResult(const std::wstring &hash, const DebugData &dbg);
int RunStandaloneCli(int argc, wchar_t **argv);
} // namespace UserChoiceLatestHash

#endif