100644 blob a3a91e81e237d5e43a0056046b2101fa82564085	tools.cc
100644 blob 8231f5f74a727c2b469bbf2c23ec758b1f1753f4	tools.h
100644 blob 6eaa8f60bb65b129060187e3c4d712e835ae986b	tools_test.cc