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fwupd/plugins/dfu/fuzzing.md
Richard Hughes 68480a2069 trivial: Move the libdfu sources to the dfu plugin
2017-09-07 18:39:23 +01:00

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Fuzzing

CC=afl-gcc meson --default-library=static ../
AFL_HARDEN=1 ninja
afl-fuzz -m 300 -i fuzzing -o findings ./plugins/dfu/dfu-tool --force dump @@
afl-fuzz -m 300 -i fuzzing-patch-dump -o findings ./plugins/dfu/dfu-tool --force patch-dump @@

Generating

mkdir -p fuzzing-patch-dump
echo -n hello > complete-replace.old
echo -n XXXXX > complete-replace.new
./plugins/dfu/dfu-tool patch-create complete-replace.old complete-replace.new fuzzing-patch-dump/complete-replace.bdiff

echo -n helloworldhelloworldhelloworldhelloworld > grow-two-chunks.old
echo -n XelloXorldhelloworldhelloworldhelloworlXXX > grow-two-chunks.new
./plugins/dfu/dfu-tool patch-create grow-two-chunks.old grow-two-chunks.new fuzzing-patch-dump/grow-two-chunks.bdiff