class SocksTunnel::Coder

Public Class Methods

new() click to toggle source
# File lib/socks_tunnel/coder.rb, line 5
def initialize
  cipher = OpenSSL::Cipher.new(Config.cipher)
  key_iv = OpenSSL::PKCS5.pbkdf2_hmac_sha1(Config.password, Config.salt, 2000, cipher.key_len + cipher.iv_len)
  @key = key_iv[0, cipher.key_len]
  @iv = key_iv[cipher.key_len, cipher.iv_len]

  @encoder = OpenSSL::Cipher.new(Config.cipher)
  @encoder.encrypt
  @encoder.key = @key

  @decoder = OpenSSL::Cipher.new(Config.cipher)
  @decoder.decrypt
  @decoder.key = @key
end

Public Instance Methods

decode(data) click to toggle source
# File lib/socks_tunnel/coder.rb, line 25
def decode(data)
  @decoder.iv = @iv
  @decoder.update(data) + @decoder.final
end
encode(data) click to toggle source
# File lib/socks_tunnel/coder.rb, line 20
def encode(data)
  @encoder.iv = @iv
  @encoder.update(data) + @encoder.final
end