Module: NmDatafile::Blowfish

Defined in:
lib/nm_datafile/blowfish.rb

Class Method Summary collapse

Class Method Details

.cipher(mode, key, data) ⇒ Object 



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# File 'lib/nm_datafile/blowfish.rb', line 8

def self.cipher(mode, key, data)
  cipher = OpenSSL::Cipher::Cipher.new('bf-cbc').send(mode)
  cipher.key = Digest::SHA256.digest(key)
  cipher.update(data) << cipher.final
end

.decrypt(key, text) ⇒ Object 



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# File 'lib/nm_datafile/blowfish.rb', line 18

def self.decrypt(key, text)
  cipher(:decrypt, key, text)
end

.encrypt(key, data) ⇒ Object 



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# File 'lib/nm_datafile/blowfish.rb', line 14

def self.encrypt(key, data)
  cipher(:encrypt, key, data)
end