module Smbhash::Private

Constants

LM_MAGIC

Public Instance Methods

des_crypt56(input, key_str, forward_only) click to toggle source
# File lib/smbhash.rb, line 58
def des_crypt56(input, key_str, forward_only)
  key = str_to_key(key_str)
  encoder = OpenSSL::Cipher::DES.new
  encoder.encrypt
  encoder.key = key
  encoder.update(input)
end
encrypt_14characters(chars) click to toggle source
# File lib/smbhash.rb, line 67
def encrypt_14characters(chars)
  raise ArgumentError.new("must be <= 14 characters") if chars.size > 14
  chars = chars.to_s.ljust(14, "\000")
  des_crypt56(LM_MAGIC, chars[0, 7], true) +
      des_crypt56(LM_MAGIC, chars[7, 7], true)
end
normalize_encoding(encoding) click to toggle source
# File lib/smbhash.rb, line 48
def normalize_encoding(encoding)
  encoding.downcase.gsub(/-/, "_")
end
same_encoding?(a, b) click to toggle source
# File lib/smbhash.rb, line 52
def same_encoding?(a, b)
  na = normalize_encoding(a)
  nb = normalize_encoding(b)
  na == nb or na.gsub(/_/, '') == nb.gsub(/_/, '')
end