Class: HrrRbSsh::DataType::String

Inherits:
Object
  • Object
show all
Defined in:
lib/hrr_rb_ssh/data_type.rb

Class Method Summary collapse

Class Method Details

.decode(io) ⇒ Object 



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# File 'lib/hrr_rb_ssh/data_type.rb', line 85

def self.decode io
  length = io.read(4).unpack("N")[0]
  io.read(length).unpack("a*")[0]
end

.encode(arg) ⇒ Object 



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# File 'lib/hrr_rb_ssh/data_type.rb', line 75

def self.encode arg
  unless arg.kind_of? ::String
    raise ArgumentError, "must be a kind of String, but got #{arg.inspect}"
  end
  if arg.length > 0xffff_ffff
    raise ArgumentError, "must be shorter than or equal to #{0xffff_ffff}, but got length #{arg.length}"
  end
  [arg.length, arg].pack("Na*")
end