require 'metasm'

sc = Metasm::Shellcode.new(Metasm::Ia32.new)

sc.assemble <<EOS
jmp c_func
EOS

sc.compile_c <<EOS
int c_func(void)
{
	int i = 1234;
	int r;

	r = i%27;
	return r;
}
EOS

sc.encode_file 'fu'