Class: Bitcoin::Wallet::DeterministicKeyStore

Inherits:
Object
  • Object
show all
Defined in:
lib/bitcoin/wallet/keystore.rb

Overview

Deterministic keystore.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ DeterministicKeyStore

Initialize keystore.

config

Hash of settings (=> 1, :seed => …, :nonce => …)



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# File 'lib/bitcoin/wallet/keystore.rb', line 174

def initialize config
  @config = Hash[config.map{|k,v|[k.to_sym,v]}]
  @config[:keys] = (@config[:keys] || 1).to_i
  @generator = Bitcoin::Wallet::KeyGenerator.new(@config[:seed], @config[:nonce])
end

Instance Attribute Details

#generator ⇒ Object (readonly)

Returns the value of attribute generator.



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# File 'lib/bitcoin/wallet/keystore.rb', line 170

def generator
  @generator
end

Instance Method Details

#export(addr) ⇒ Object

Export key for given addr to base58. (See Bitcoin::Key.to_base58)



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# File 'lib/bitcoin/wallet/keystore.rb', line 201

def export(addr)
  key(addr).to_base58 rescue nil
end

#key(addr) ⇒ Object

Get key for given addr.



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# File 'lib/bitcoin/wallet/keystore.rb', line 186

def key(addr)
  1.upto(@config[:keys].to_i).map do |i|
    key = @generator.get_key(i)
    return key  if key.addr == addr
  end
end

#keys ⇒ Object

List all keys upto configured limit.



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# File 'lib/bitcoin/wallet/keystore.rb', line 181

def keys
  1.upto(@config[:keys].to_i).map {|i| @generator.get_key(i) }
end

#new_key ⇒ Object

Get new key (actually just increase the key limit).



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# File 'lib/bitcoin/wallet/keystore.rb', line 194

def new_key
  @config[:keys] += 1
  @generator.get_key(@config[:keys])
end