mirror of https://github.com/google/oss-fuzz.git
63 lines
2.0 KiB
Bash
Executable File
63 lines
2.0 KiB
Bash
Executable File
#!/bin/bash -eu
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# Copyright 2018 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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################################################################################
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# Build libvpx
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build_dir=$WORK/build
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rm -rf ${build_dir}
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mkdir -p ${build_dir}
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pushd ${build_dir}
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# oss-fuzz has 2 GB total memory allocation limit. So, we limit per-allocation
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# limit in libvpx to 1 GB to avoid OOM errors. A smaller per-allocation is
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# needed for MemorySanitizer (see bug oss-fuzz:9497 and bug oss-fuzz:9499).
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if [[ $CFLAGS = *sanitize=memory* ]]; then
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extra_c_flags='-DVPX_MAX_ALLOCABLE_MEMORY=536870912'
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else
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extra_c_flags='-DVPX_MAX_ALLOCABLE_MEMORY=1073741824'
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fi
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LDFLAGS="$CXXFLAGS" LD=$CXX $SRC/libvpx/configure \
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--disable-unit-tests \
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--disable-examples \
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--size-limit=12288x12288 \
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--extra-cflags="${extra_c_flags}" \
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--disable-webm-io \
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--enable-debug \
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--disable-vp8-encoder \
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--disable-vp9-encoder
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make -j$(nproc) all
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popd
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# build fuzzers
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fuzzer_src_name=vpx_dec_fuzzer
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fuzzer_decoders=( 'vp9' 'vp8' )
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for decoder in "${fuzzer_decoders[@]}"; do
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fuzzer_name=${fuzzer_src_name}"_"${decoder}
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$CXX $CXXFLAGS -std=c++11 \
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-DDECODER=${decoder} \
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-I$SRC/libvpx \
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-I${build_dir} \
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-Wl,--start-group \
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-lFuzzingEngine \
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$SRC/libvpx/examples/${fuzzer_src_name}.cc -o $OUT/${fuzzer_name} \
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${build_dir}/libvpx.a \
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-Wl,--end-group
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cp $SRC/vpx_fuzzer_seed_corpus.zip $OUT/${fuzzer_name}_seed_corpus.zip
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cp $SRC/vpx_dec_fuzzer.dict $OUT/${fuzzer_name}.dict
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done
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