Class: MachO::UUIDCommand

Inherits:
LoadCommand show all
Defined in:
lib/macho/load_commands.rb

Overview

A load command containing a single 128-bit unique random number identifying an object produced by static link editor. Corresponds to LC_UUID.

Constant Summary collapse

FORMAT = 
"L=2a16"
SIZEOF = 
24

Instance Attribute Summary collapse

Attributes inherited from LoadCommand

#cmd, #cmdsize, #offset

Instance Method Summary collapse

Methods inherited from LoadCommand

new_from_bin, #to_s, #type

Methods inherited from MachOStructure

bytesize, new_from_bin

Constructor Details

#initialize(raw_data, offset, cmd, cmdsize, uuid) ⇒ UUIDCommand

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of UUIDCommand.



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# File 'lib/macho/load_commands.rb', line 238

def initialize(raw_data, offset, cmd, cmdsize, uuid)
  super(raw_data, offset, cmd, cmdsize)
  @uuid = uuid.unpack("C16") # re-unpack for the actual UUID array
end

Instance Attribute Details

#uuid ⇒ Array<Fixnum> (readonly)

Returns the UUID.

Returns:

  • (Array<Fixnum>) —

    the UUID



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# File 'lib/macho/load_commands.rb', line 232

def uuid
  @uuid
end

Instance Method Details

#uuid_string ⇒ String

Returns a string representation of the UUID.

Returns:

  • (String) —

    a string representation of the UUID



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# File 'lib/macho/load_commands.rb', line 244

def uuid_string
  hexes = uuid.map { |e| "%02x" % e }
  segs = [
    hexes[0..3].join, hexes[4..5].join, hexes[6..7].join,
    hexes[8..9].join, hexes[10..15].join
  ]

  segs.join("-")
end