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#!/bin/bash -eu
# Copyright 2018 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
################################################################################
# limit allocation size to reduce spurious OOMs
WEBP_CFLAGS="$CFLAGS -DWEBP_MAX_IMAGE_SIZE=838860800" # 800MiB
./autogen.sh
CFLAGS="$WEBP_CFLAGS" ./configure \
--enable-asserts \
--enable-libwebpdemux \
--enable-libwebpmux \
--disable-shared \
--disable-jpeg \
--disable-tiff \
--disable-gif \
--disable-wic
make clean
make -j$(nproc)
find $SRC/libwebp-test-data -type f -size -32k -iname "*.webp" \
-exec zip -qju fuzz_seed_corpus.zip "{}" \;
webp_libs=(
src/demux/.libs/libwebpdemux.a
src/mux/.libs/libwebpmux.a
src/.libs/libwebp.a
imageio/.libs/libimageio_util.a
)
webp_c_fuzzers=(
advanced_api_fuzzer
animation_api_fuzzer
mux_demux_api_fuzzer
simple_api_fuzzer
)
webp_cxx_fuzzers=(
animdecoder_fuzzer
animencoder_fuzzer
enc_dec_fuzzer
)
for fuzzer in "${webp_c_fuzzers[@]}"; do
$CC $CFLAGS -Isrc -I. tests/fuzzer/${fuzzer}.c -c -o tests/fuzzer/${fuzzer}.o
$CXX $CXXFLAGS $LIB_FUZZING_ENGINE \
tests/fuzzer/${fuzzer}.o -o $OUT/${fuzzer} \
"${webp_libs[@]}"
done
for fuzzer in "${webp_cxx_fuzzers[@]}"; do
$CXX $CXXFLAGS -Isrc -I. $LIB_FUZZING_ENGINE \
tests/fuzzer/${fuzzer}.cc -o $OUT/${fuzzer} \
"${webp_libs[@]}"
done
for fuzzer in "${webp_c_fuzzers[@]}" "${webp_cxx_fuzzers[@]}"; do
cp fuzz_seed_corpus.zip $OUT/${fuzzer}_seed_corpus.zip
cp tests/fuzzer/fuzz.dict $OUT/${fuzzer}.dict
done
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