[speex] add fuzzer targets (#2529)

* [speex] Add Dockerfile and build.sh

* [speex] add fixed-point fuzz target

* [speex] make corpus files discoverable

* [speex] use $LIB_FUZZING_ENGINE

* [speex] copy instead of making a link

projects/speex/Dockerfile

@@ -0,0 +1,23 @@
+# 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.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder
+MAINTAINER tmatth@videolan.org
+RUN apt-get update && apt-get install -y make autoconf libtool pkg-config wget
+RUN git clone https://git.xiph.org/ogg.git
+RUN git clone https://git.xiph.org/speex.git speex
+WORKDIR speex
+COPY build.sh $SRC/

projects/speex/build.sh

@@ -0,0 +1,44 @@
+#!/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.
+#
+################################################################################
+
+pushd $SRC/ogg
+./autogen.sh
+./configure --prefix="$WORK" --enable-static --disable-shared --disable-crc
+make clean
+make -j$(nproc)
+make install
+popd
+
+./autogen.sh
+export CFLAGS="$CFLAGS -DDISABLE_NOTIFICATIONS -DDISABLE_WARNINGS"
+# Build fixed-point fuzzer
+PKG_CONFIG_PATH="$WORK"/lib/pkgconfig ./configure --prefix="$WORK" --enable-static --disable-shared --enable-fixed
+make -j$(nproc)
+make install
+$CXX $CXXFLAGS contrib/oss-fuzz/speexdec_fuzzer.cc -o $OUT/speex_decode_fuzzer_fixed -L"$WORK/lib" -I"$WORK/include" $LIB_FUZZING_ENGINE -lspeex -logg
+# Build floating-point fuzzer
+PKG_CONFIG_PATH="$WORK"/lib/pkgconfig ./configure --prefix="$WORK" --enable-static --disable-shared
+make -j$(nproc)
+make install
+$CXX $CXXFLAGS contrib/oss-fuzz/speexdec_fuzzer.cc -o $OUT/speex_decode_fuzzer_float -L"$WORK/lib" -I"$WORK/include" $LIB_FUZZING_ENGINE -lspeex -logg
+
+# build samples and prepare corpus
+cd src/
+./generate-samples.sh
+zip -j0r ${OUT}/speex_decode_fuzzer_fixed_seed_corpus.zip ./samples/
+cp ${OUT}/speex_decode_fuzzer_fixed_seed_corpus.zip ${OUT}/speex_decode_fuzzer_float_seed_corpus.zip
+cd ..

projects/speex/project.yaml

@@ -1,2 +1,8 @@
 homepage: "https://speex.org/"
 primary_contact: "tmatth@videolan.org"
+auto_ccs:
+  - "twsmith@mozilla.com"
+sanitizers:
+  - address
+  - memory
+  - undefined