Method: Bitcoin::Key.from_base58

Defined in:
lib/bitcoin/key.rb

.from_base58(str) ⇒ Object

Import private key from base58 fromat as described in en.bitcoin.it/wiki/Private_key#Base_58_Wallet_Import_format and en.bitcoin.it/wiki/Base58Check_encoding#Encoding_a_private_key. See also #to_base58



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# File 'lib/bitcoin/key.rb', line 24

def self.from_base58(str)
  hex = Bitcoin.decode_base58(str)
  compressed = hex.size == 76
  version, key, flag, checksum = hex.unpack("a2a64a#{compressed ? 2 : 0}a8")
  raise "Invalid version"   unless version == Bitcoin.network[:privkey_version]
  raise "Invalid checksum"  unless Bitcoin.checksum(version + key + flag) == checksum
  key = new(key, nil, compressed)
end