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module Msf::Sessions
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  class CommandShellUnix < CommandShell
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    def initialize(*args)
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      self.platform = "unix"
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      super
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    end
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    def shell_command_token(cmd,timeout = 10)
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      shell_command_token_unix(cmd,timeout)
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    end
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    # Convert the executable and argument array to a command that can be run in this command shell
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    # @param cmd_and_args [Array<String>] The process path and the arguments to the process
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    def to_cmd(cmd_and_args)
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      self.class.to_cmd(cmd_and_args)
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    end
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    # Escape an individual argument per Unix shell rules
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    # @param arg [String] Shell argument
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    def escape_arg(arg)
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      self.class.escape_arg(arg)
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    end
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    # Convert the executable and argument array to a command that can be run in this command shell
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    # @param cmd_and_args [Array<String>] The process path and the arguments to the process
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    def self.to_cmd(cmd_and_args)
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      escaped = cmd_and_args.map do |arg|
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        escape_arg(arg)
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      end
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      escaped.join(' ')
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    end
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    # Escape an individual argument per Unix shell rules
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    # @param arg [String] Shell argument
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    def self.escape_arg(arg)
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      quote_requiring = ['\\', '`', '(', ')', '<', '>', '&', '|', ' ', '@', '"', '$', ';']
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      result = CommandShell._glue_cmdline_escape(arg, quote_requiring, "'", "\\'", "'")
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      if result == ''
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        result = "''"
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      end
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      result
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    end
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  end
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end
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