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require 'metasm'
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require 'securerandom'
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module Metasploit
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  module Framework
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    module Obfuscation
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      module CRandomizer
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        class Utility
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          # Returns a random number.
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          #
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          # @return [Integer]
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          def self.rand_int
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            SecureRandom.random_number(100000000)
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          end
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          # Returns a random string.
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          #
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          # @return [String]
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          def self.rand_string
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            SecureRandom.hex
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          end
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          # Returns a Metasm parser.
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          #
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          # @param code [String] The C code to parse.
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          # @return [Metasm::C::Parser]
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          def self.parse(code)
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            parser = Metasm::C::Parser.new
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            parser.allow_bad_c = true
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            parser.parse(code)
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            parser
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          end
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        end
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      end
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    end
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  end
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end
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