2019-11-27 15:51:53 +00:00
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#!/bin/bash -eu
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# Copyright 2019 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 libcbor, taken from oss-fuzz/projects/libcbor/build.sh
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# Note SANITIZE=OFF since it gets taken care of by $CFLAGS set by oss-fuzz
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cd ${SRC}/libcbor
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patch -l -p0 < ${SRC}/libfido2/fuzz/README
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mkdir build && cd build
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cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_INSTALL_PREFIX=${WORK} -DSANITIZE=OFF ..
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make -j$(nproc) VERBOSE=1
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make install
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# Build OpenSSL, taken from oss-fuzz/projects/openssl/build.sh
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cd ${SRC}/openssl
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CONFIGURE_FLAGS=""
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if [[ ${SANITIZER} = memory ]]
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then
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CONFIGURE_FLAGS="no-asm"
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fi
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./config --debug no-tests ${CFLAGS} --prefix=${WORK} \
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--openssldir=${WORK}/openssl ${CONFIGURE_FLAGS}
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make -j$(nproc) LDCMD="${CXX} ${CXXFLAGS}"
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make install_sw
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# Building libfido2 with ${LIB_FUZZING_ENGINE} and chosen sanitizer
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cd ${SRC}/libfido2
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mkdir build && cd build
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cmake -DFUZZ=1 -DFUZZ_LDFLAGS=${LIB_FUZZING_ENGINE} \
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-DPKG_CONFIG_USE_CMAKE_PREFIX_PATH=1 \
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-DCMAKE_PREFIX_PATH=${WORK} \
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-DCMAKE_INSTALL_PREFIX=${WORK} \
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-DCMAKE_BUILD_TYPE=Debug ..
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make -j$(nproc)
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make install
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# Prepare ${OUT} with instrumented libs
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mkdir -p ${OUT}/lib
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for lib in `ls ${WORK}/lib/lib*.so*`; do
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cp ${lib} ${OUT}/lib;
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done
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# Fixup rpath in the fuzzers so they use our libs
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for f in `ls fuzz/fuzz_*`; do
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cp ${f} ${OUT}/
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fuzzer=$(basename $f)
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chrpath -r '$ORIGIN/lib' ${OUT}/${fuzzer}
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done
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# Prepare seed corpora
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2020-03-12 22:36:36 +00:00
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tar xzf ${SRC}/corpus.tgz
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2019-11-27 15:51:53 +00:00
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(set -e ; cd fuzz_assert/corpus ; zip -r ${OUT}/fuzz_assert_seed_corpus.zip .)
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(set -e ; cd fuzz_bio/corpus ; zip -r ${OUT}/fuzz_bio_seed_corpus.zip .)
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(set -e ; cd fuzz_cred/corpus ; zip -r ${OUT}/fuzz_cred_seed_corpus.zip .)
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(set -e ; cd fuzz_credman/corpus ; zip -r ${OUT}/fuzz_credman_seed_corpus.zip .)
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(set -e ; cd fuzz_mgmt/corpus ; zip -r ${OUT}/fuzz_mgmt_seed_corpus.zip .)
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