Contents

module RestfulX::AMF::Pure
  module WriteIOHelpers #:nodoc:
    def pack_integer(integer)
      integer = integer & 0x1fffffff
      if(integer < 0x80)
        [integer].pack('c')
      elsif(integer < 0x4000)
        [integer >> 7 & 0x7f | 0x80].pack('c')+
        [integer & 0x7f].pack('c')
      elsif(integer < 0x200000)
        [integer >> 14 & 0x7f | 0x80].pack('c') +
        [integer >> 7 & 0x7f | 0x80].pack('c') +
        [integer & 0x7f].pack('c')
      else
        [integer >> 22 & 0x7f | 0x80].pack('c')+
        [integer >> 15 & 0x7f | 0x80].pack('c')+
        [integer >> 8 & 0x7f | 0x80].pack('c')+
        [integer & 0xff].pack('c')
      end
    end

    def pack_double(double)
      [double].pack('G')
    end

    def pack_int8(val)
      [val].pack('c')
    end

    def pack_int16_network(val)
      [val].pack('n')
    end

    def pack_word32_network(val)
      str = [val].pack('L')
      str.reverse! if byte_order_little? # swap bytes as native=little (and we want network)
      str
    end

    def byte_order
      if [0x12345678].pack("L") == "\x12\x34\x56\x78"
        :BigEndian
      else
        :LittleEndian
      end
    end

    def byte_order_little?
      (byte_order == :LittleEndian) ? true : false;
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
restfulx-1.3.1	lib/restfulx/amf/pure/io_helpers.rb
restfulx-1.3.0	lib/restfulx/amf/pure/io_helpers.rb