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111200
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use v5.26; |
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33
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2
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639
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use Object::Pad; |
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11944
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11
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3
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4
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package Blockchain::Ethereum::Keystore::Seed 0.005; |
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class Blockchain::Ethereum::Keystore::Seed; |
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7
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=encoding utf8 |
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9
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=head1 NAME |
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Blockchain::Ethereum::Keystore::Seed |
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=head1 SYNOPSIS |
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15
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If instantiated without a seed or mnemonic, this module uses L<Crypt::PRNG> for the random seed generation |
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my $seed = Blockchain::Ethereum::Seed->new; |
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my $key = $seed->deriv_key(2); |
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print $key->address; |
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... |
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=cut |
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24
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2
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2
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768
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use Carp; |
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4
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2
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161
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25
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2
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2
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536
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use Crypt::PRNG qw(random_bytes); |
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3857
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2
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143
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26
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2
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2
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1167
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use Bitcoin::Crypto qw(btc_extprv); |
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2
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729
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2
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138
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28
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2
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2
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519
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use Blockchain::Ethereum::Keystore::Key; |
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2
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6
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2
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2182
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29
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30
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field $seed :reader :writer :param //= undef; |
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5
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5
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0
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29
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field $mnemonic :reader :writer :param //= undef; |
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1
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0
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39
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1
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77
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1
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5
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32
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3
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3
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0
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496171
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field $salt :reader :writer :param //= undef; |
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3
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0
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0
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17
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0
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0
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0
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0
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33
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34
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10
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10
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0
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31
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field $_hdw_handler :reader(_hdw_handler) :writer(set_hdw_handler); |
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10
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1
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0
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74
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1
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3
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0
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4
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1
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0
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6
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3
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39730
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3
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29
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0
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0
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0
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0
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35
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36
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ADJUST { |
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if ($self->seed) { |
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$self->set_hdw_handler(btc_extprv->from_hex_seed(unpack "H*", $self->seed)); |
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} elsif ($self->mnemonic) { |
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$self->set_hdw_handler(btc_extprv->from_mnemonic($self->mnemonic, $self->salt)); |
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} |
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43
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unless ($self->_hdw_handler) { |
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# if the seed is not given, generate a new one |
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$self->set_seed(random_bytes(64)); |
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$self->set_hdw_handler(btc_extprv->from_hex_seed(unpack "H*", $self->seed)); |
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} |
48
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} |
49
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50
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7
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7
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0
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57
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method derive_key ($index, $account = 0, $purpose = 44, $coin_type = 60, $change = 0) { |
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7
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15
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7
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22
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7
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16
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7
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14
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7
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11
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7
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18
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7
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12
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51
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52
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7
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172
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my $path = Bitcoin::Crypto::BIP44->new( |
53
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index => $index, |
54
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purpose => $purpose, |
55
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coin_type => $coin_type, |
56
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account => $account, |
57
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change => $change, |
58
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); |
59
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60
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7
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7568
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return Blockchain::Ethereum::Keystore::Key->new( |
61
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private_key => pack "H*", |
62
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$self->_hdw_handler->derive_key($path)->get_basic_key->to_hex |
63
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); |
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65
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} |
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67
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1; |
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69
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__END__ |
70
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71
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=head1 AUTHOR |
72
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73
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Reginaldo Costa, C<< <refeco at cpan.org> >> |
74
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75
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=head1 BUGS |
76
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77
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Please report any bugs or feature requests to L<https://github.com/refeco/perl-ethereum-keystore> |
78
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79
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=head1 LICENSE AND COPYRIGHT |
80
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81
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This software is Copyright (c) 2023 by REFECO. |
82
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83
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This is free software, licensed under: |
84
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85
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The MIT License |
86
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87
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=cut |
88
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