Class: Pliney::MachO::FatHeaderReader

Inherits:
Reader
  • Object
show all
Defined in:
lib/pliney/macho.rb

Instance Attribute Summary collapse

Attributes inherited from Reader

#fh, #startpos

Instance Method Summary collapse

Methods inherited from Reader

#initialize, parse, #rewind

Constructor Details

This class inherits a constructor from Pliney::MachO::Reader

Instance Attribute Details

#fat_arches ⇒ Object (readonly)

Returns the value of attribute fat_arches.



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# File 'lib/pliney/macho.rb', line 159

def fat_arches
  @fat_arches
end

#magic ⇒ Object (readonly)

Returns the value of attribute magic.



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# File 'lib/pliney/macho.rb', line 159

def magic
  @magic
end

#nfat_arch ⇒ Object (readonly)

Returns the value of attribute nfat_arch.



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# File 'lib/pliney/macho.rb', line 159

def nfat_arch
  @nfat_arch
end

Instance Method Details

#each_macho ⇒ Object 



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# File 'lib/pliney/macho.rb', line 178

def each_macho()
    @fat_arches.each do |arch|
        @fh.pos = @startpos + arch.offset
        yield arch.macho_reader.parse(@fh)
    end
end

#machos ⇒ Object 



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# File 'lib/pliney/macho.rb', line 172

def machos()
    a = []
    each_macho {|mh| a << mh}
    return a
end

#parse ⇒ Object 



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# File 'lib/pliney/macho.rb', line 161

def parse()
    super()
    @magic = @fh.read_uint32
    @nfat_arch = @fh.read_uint32
    @fat_arches = Array.new(@nfat_arch) { FatArchReader.parse(@fh) }

    unless MachO::is_fat_magic(@magic)
        raise(ReaderError, "Unexpected magic value for FAT header: 0x%0.8x" % @magic)
    end
end