Class: Ruckus::IP

Inherits:
Parsel show all
Defined in:
lib/ruckus/ip.rb

Constant Summary

Constants inherited from Parsel

Parsel::VERBOTEN

Instance Attribute Summary

Attributes inherited from Parsel

#name, #parent, #rendered_offset, #rendering, #tag, #value

Instance Method Summary collapse

Methods inherited from Parsel

bytes_for_bits, coerce, #each_matching_selector, endian?, factory?, #find_containing, #find_tag, #find_tag_struct, #fixup, #in, #incomplete!, #index_for_selectors, #inspect, #matches_selector?, #method_missing, #native?, native?, #next, #out, #parent_structure, #permute, #prev, #resolve, #respond_to?, #root, #visit, #where_am_i?

Constructor Details

#initialize(opts = {}) ⇒ IP

Returns a new instance of IP.



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# File 'lib/ruckus/ip.rb', line 9

def initialize(opts={})
    opts[:value] ||= 0
    super(opts)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Ruckus::Parsel

Instance Method Details

#capture(str) ⇒ Object 



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# File 'lib/ruckus/ip.rb', line 29

def capture(str)
    cap = str.shift 4
    sel = self.class.endian? == :little ? :reverse : :to_s
    @value = cap.send(sel).unpack("I").first
    return str
end

#size ⇒ Object 



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# File 'lib/ruckus/ip.rb', line 36

def size; 4; end

#to_s(off = nil) ⇒ Object 



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# File 'lib/ruckus/ip.rb', line 14

def to_s(off=nil)
    @rendered_offset = off || 0

    val = resolve(@value)
    val = IPAddr.inet_addr(val) if val.kind_of? String
    r = [val].pack("I")
    r = r.reverse if self.class.endian? == :little

    if off
        return r, off + 4
    else
        return r
    end
end