# File openssl/lib/openssl/x509.rb, line 236 def expand_hexstring(str) return nil unless str der = str.gsub(HexPair){$&.to_i(16).chr } a1 = OpenSSL::ASN1.decode(der) return a1.value, a1.tag end
# File openssl/lib/openssl/x509.rb, line 224 def expand_pair(str) return nil unless str return str.gsub(Pair){ pair = $& case pair.size when 2 then pair[1,1] when 3 then Integer("0x#{pair[1,2]}").chr else raise OpenSSL::X509::NameError, "invalid pair: #{str}" end } end
# File openssl/lib/openssl/x509.rb, line 243 def expand_value(str1, str2, str3) value = expand_pair(str1) value, tag = expand_hexstring(str2) unless value value = expand_pair(str3) unless value return value, tag end
# File openssl/lib/openssl/x509.rb, line 250 def scan(dn) str = dn ary = [] while true if md = TypeAndValue.match(str) remain = md.post_match type = md[1] value, tag = expand_value(md[2], md[3], md[4]) rescue nil if value type_and_value = [type, value] type_and_value.push(tag) if tag ary.unshift(type_and_value) if remain.length > 2 && remain[0] == ?, str = remain[1..-1] next elsif remain.length > 2 && remain[0] == ?+ raise OpenSSL::X509::NameError, "multi-valued RDN is not supported: #{dn}" elsif remain.empty? break end end end msg_dn = dn[0, dn.length - str.length] + " =>" + str raise OpenSSL::X509::NameError, "malformed RDN: #{msg_dn}" end return ary end