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Diffstat (limited to 'tools/oss-fuzz.sh')
-rwxr-xr-x | tools/oss-fuzz.sh | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/tools/oss-fuzz.sh b/tools/oss-fuzz.sh new file mode 100755 index 0000000..4aa7f23 --- /dev/null +++ b/tools/oss-fuzz.sh @@ -0,0 +1,42 @@ +#!/usr/bin/env bash + +set -ex + +export LC_CTYPE=C.UTF-8 + +export CC=${CC:-clang} +export CXX=${CXX:-clang++} +export LIB_FUZZING_ENGINE=${LIB_FUZZING_ENGINE:--fsanitize=fuzzer} + +SANITIZER=${SANITIZER:-address -fsanitize-address-use-after-scope} +flags="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=$SANITIZER -fsanitize=fuzzer-no-link" + +export CFLAGS=${CFLAGS:-$flags} +export CXXFLAGS=${CXXFLAGS:-$flags} + +export OUT=${OUT:-$(pwd)/out} +mkdir -p $OUT + +if [[ "$SANITIZER" == undefined ]]; then + additional_ubsan_checks=alignment + UBSAN_FLAGS="-fsanitize=$additional_ubsan_checks -fno-sanitize-recover=$additional_ubsan_checks" + CFLAGS+=" $UBSAN_FLAGS" + CXXFLAGS+=" $UBSAN_FLAGS" +fi + +./autogen.sh +./configure --disable-all-programs --enable-libuuid --enable-libfdisk --enable-last --enable-fuzzing-engine --enable-libmount --enable-libblkid +make -j$(nproc) V=1 check-programs + +for d in "$(dirname $0)"/../tests/ts/fuzzers/test_*_fuzz_files; do + bd=$(basename "$d") + fuzzer=${bd%_files} + zip -jqr $OUT/${fuzzer}_seed_corpus.zip "$d" +done + +# create seed corpus for blkid fuzzing +unxz -k "$(dirname $0)"/../tests/ts/blkid/images-*/*.xz +zip -jqrm $OUT/test_blkid_fuzz_seed_corpus.zip "$(dirname $0)"/../tests/ts/blkid/images-*/*.img + +find . -maxdepth 1 -type f -executable -name "test_*_fuzz" -exec mv {} $OUT \; +find . -type f -name "fuzz-*.dict" -exec cp {} $OUT \; |