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Versions: 42
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Contents
#!/usr/bin/env ruby
module Rex
module Encoder
###
#
# This class performs basic XOR encoding.
#
###
class Xor
attr_accessor :raw, :encoded, :badchars, :opts, :key, :fkey # :nodoc:
#
# wrap that in a wanna be static class
#
def self.encode(*args)
self.new.encode(*args)
end
#
# Return the class associated with this encoder.
#
def encoder()
self.class::EncoderKlass
end
#
# This method encodes the supplied data, taking into account the badchar
# list, and returns the encoded buffer.
#
def encode(data, badchars = '', opts = { })
self.raw = data
self.badchars = badchars
self.opts = opts
# apply any transforms to the plaintext data
data = _unencoded_transform(data)
self.encoded, self.key, self.fkey = encoder().find_key_and_encode(data, badchars)
# apply any transforms to the encoded data
self.encoded = _encoded_transform(encoded)
return _prepend() + encoded + _append()
end
protected
def _unencoded_transform(data) # :nodoc:
data
end
def _encoded_transform(data) # :nodoc:
data
end
def _prepend() # :nodoc:
""
end
def _append() # :nodoc:
""
end
end
end end
Version data entries
42 entries across 42 versions & 1 rubygems