Module: BinData::Int

Defined in:
lib/bindata/int.rb

Overview

Defines a number of classes that contain an integer. The integer is defined by endian, signedness and number of bytes.

Constant Summary collapse

@@mutex =

:nodoc: all

Mutex.new

Class Method Summary collapse

Class Method Details

.define_class(name, nbits, endian, signed) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
 
# File 'lib/bindata/int.rb', line 12

def define_class(name, nbits, endian, signed)
  @@mutex.synchronize do
    unless BinData.const_defined?(name)
      BinData.module_eval "        class \#{name} < BasePrimitive\n          def assign(val)\n            \#{create_clamp_code(nbits, signed)}\n            super(val)\n          end\n\n          def do_num_bytes\n            \#{nbits / 8}\n          end\n\n          #---------------\n          private\n\n          def sensible_default\n            0\n          end\n\n          def value_to_binary_string(val)\n            \#{create_clamp_code(nbits, signed)}\n            \#{create_to_binary_s_code(nbits, endian, signed)}\n          end\n\n          def read_and_return_value(io)\n            \#{create_read_code(nbits, endian, signed)}\n          end\n        end\n      END\n    end\n  end\n\n  BinData.const_get(name)\nend\n"