aboutsummaryrefslogtreecommitdiff
path: root/src/account.cpp
blob: 95bafa8d530e31a4c0134cdb2777a26e8ab9404c (plain)
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
143
144
145
146
147
148
149
150
151
152
#include "axolotl/account.hh"
#include "axolotl/pickle.hh"


axolotl::LocalKey const * axolotl::Account::lookup_key(
    std::uint32_t id
) {
    for (axolotl::LocalKey const & key : one_time_keys) {
        if (key.id == id) return &key;
    }
    return 0;
}

std::size_t axolotl::Account::remove_key(
    std::uint32_t id
) {
    LocalKey * i;
    for (i = one_time_keys.begin(); i != one_time_keys.end(); ++i) {
        if (i->id == id) {
            one_time_keys.erase(i);
            return id;
        }
    }
    return std::size_t(-1);
}

std::size_t axolotl::Account::new_account_random_length() {
    return 103 * 32;
}

std::size_t axolotl::Account::new_account(
    uint8_t const * random, std::size_t random_length
) {
    if (random_length < new_account_random_length()) {
        last_error = axolotl::ErrorCode::NOT_ENOUGH_RANDOM;
        return std::size_t(-1);
    }

    unsigned id = 0;

    identity_key.id = ++id;
    axolotl::generate_key(random, identity_key.key);
    random += 32;

    random += 32;

    last_resort_one_time_key.id = ++id;
    axolotl::generate_key(random, last_resort_one_time_key.key);
    random += 32;

    for (unsigned i = 0; i < 100; ++i) {
        LocalKey & key = *one_time_keys.insert(one_time_keys.end());
        key.id = ++id;
        axolotl::generate_key(random, key.key);
        random += 32;
    }

    return 0;
}


namespace axolotl {


static std::size_t pickle_length(
    axolotl::LocalKey const & value
) {
    return axolotl::pickle_length(value.id) + axolotl::pickle_length(value.key);
}


static std::uint8_t * pickle(
    std::uint8_t * pos,
    axolotl::LocalKey const & value
) {
    pos = axolotl::pickle(pos, value.id);
    pos = axolotl::pickle(pos, value.key);
    return pos;
}


static std::uint8_t const * unpickle(
    std::uint8_t const * pos, std::uint8_t const * end,
    axolotl::LocalKey & value
) {
    pos = axolotl::unpickle(pos, end, value.id);
    pos = axolotl::unpickle(pos, end, value.key);
    return pos;
}


static std::size_t pickle_length(
    axolotl::SignedKey const & value
) {
    return axolotl::pickle_length((axolotl::LocalKey const &) value) + 64;
}


static std::uint8_t * pickle(
    std::uint8_t * pos,
    axolotl::SignedKey const & value
) {
    pos = axolotl::pickle(pos, (axolotl::LocalKey const &) value);
    pos = axolotl::pickle_bytes(pos, value.signature, 64);
    return pos;
}


static std::uint8_t const * unpickle(
    std::uint8_t const * pos, std::uint8_t const * end,
    axolotl::SignedKey & value
) {
    pos = axolotl::unpickle(pos, end, (axolotl::LocalKey &) value);
    pos = axolotl::unpickle_bytes(pos, end, value.signature, 64);
    return pos;
}


} // namespace axolotl


std::size_t axolotl::pickle_length(
    axolotl::Account const & value
) {
    std::size_t length = 0;
    length += axolotl::pickle_length(value.identity_key);
    length += axolotl::pickle_length(value.last_resort_one_time_key);
    length += axolotl::pickle_length(value.one_time_keys);
    return length;
}


std::uint8_t * axolotl::pickle(
    std::uint8_t * pos,
    axolotl::Account const & value
) {
    pos = axolotl::pickle(pos, value.identity_key);
    pos = axolotl::pickle(pos, value.last_resort_one_time_key);
    pos = axolotl::pickle(pos, value.one_time_keys);
    return pos;
}


std::uint8_t const * axolotl::unpickle(
    std::uint8_t const * pos, std::uint8_t const * end,
    axolotl::Account & value
) {
    pos = axolotl::unpickle(pos, end, value.identity_key);
    pos = axolotl::unpickle(pos, end, value.last_resort_one_time_key);
    pos = axolotl::unpickle(pos, end, value.one_time_keys);
    return pos;
}