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Verify the size of the buffer read from the file before trying to use 1KB of it for the new rwsig format detection. Add a new test case with a short file containing only 4 bytes of unknown data and run "futility show" on it. BRANCH=smaug BUG=none TEST=futility show foobar.pub.pem where foobar.pub.pem is a 451-byte file. check that "make runtests" passes with the fix and fails without it with the following message : test_file_types.sh ... failed FAIL: 13 / 14 passed Change-Id: Ia9d68c6b528c2b3a595ea6791c907374616d051f Reviewed-on: https://chromium-review.googlesource.com/306682 Commit-Ready: Vincent Palatin <vpalatin@chromium.org> Tested-by: Vincent Palatin <vpalatin@chromium.org> Reviewed-by: Bill Richardson <wfrichar@chromium.org>
These are officially signed BIOS images from existing Chromebooks. bios_mario_mp.bin uses old names for the FMAP areas bios_zgb_mp.bin RW firmware A and B are different bios_link_mp.bin uses the RO_NORMAL flag to skip RW firmware validation bios_peppy_mp.bin doesn't do any of those things