Class: DL::Stack

Inherits:
Object
  • Object
show all
Defined in:
lib/dl/stack.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(types) ⇒ Stack


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# File 'lib/dl/stack.rb', line 9

def initialize(types)
  parse_types(types)
end

Class Method Details

.[](*types) ⇒ Object


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# File 'lib/dl/stack.rb', line 5

def self.[](*types)
  new(types)
end

Instance Method Details

#pack(ary) ⇒ Object


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# File 'lib/dl/stack.rb', line 21

def pack(ary)
  case SIZEOF_VOIDP
  when SIZEOF_LONG
    ary.pack(@template).unpack('l!*')
  when SIZEOF_LONG_LONG
    ary.pack(@template).unpack('q*')
  else
    raise(RuntimeError, "sizeof(void*)?")
  end
end

#sizeObject


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# File 'lib/dl/stack.rb', line 13

def size()
  @size
end

#typesObject


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# File 'lib/dl/stack.rb', line 17

def types()
  @types
end

#unpack(ary) ⇒ Object


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# File 'lib/dl/stack.rb', line 32

def unpack(ary)
  case SIZEOF_VOIDP
  when SIZEOF_LONG
    ary.pack('l!*').unpack(@template)
  when SIZEOF_LONG_LONG
    ary.pack('q*').unpack(@template)
  else
    raise(RuntimeError, "sizeof(void*)?")
  end
end