[libavc] Initial fuzzer (#2710)

* [libavc] Initial fuzzer

* [libavc] Fix indentation in build.sh

projects/libavc/Dockerfile

@@ -0,0 +1,22 @@
+# Copyright 2019 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 harish.mahendrakar@ittiam.com
+RUN apt-get update && apt-get install -y wget cmake
+RUN git clone https://android.googlesource.com/platform/external/libavc
+COPY build.sh avc_dec_fuzzer.dict $SRC/
+WORKDIR libavc

projects/libavc/avc_dec_fuzzer.dict

@@ -0,0 +1,2 @@
+# Start code (bytes 0-3)
+kw1="\x00\x00\x00\x01"

projects/libavc/build.sh

@@ -0,0 +1,40 @@
+#!/bin/bash -eu
+# Copyright 2019 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.
+#
+################################################################################
+
+# Build libavc
+build_dir=$WORK/build
+rm -rf ${build_dir}
+mkdir -p ${build_dir}
+pushd ${build_dir}
+
+cmake $SRC/libavc
+make -j$(nproc)
+popd
+
+# build fuzzers
+$CXX $CXXFLAGS -std=c++11 \
+    -I$SRC/libavc \
+    -I$SRC/libavc/common \
+    -I$SRC/libavc/decoder \
+    -I${build_dir} \
+    -Wl,--start-group \
+    $LIB_FUZZING_ENGINE \
+    $SRC/libavc/fuzzer/avc_dec_fuzzer.cpp -o $OUT/avc_dec_fuzzer \
+    ${build_dir}/libavcdec.a \
+    -Wl,--end-group
+
+cp $SRC/avc_dec_fuzzer.dict $OUT/avcdec_fuzzer.dict

projects/libavc/project.yaml

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+homepage: "https://android.googlesource.com/platform/external/libavc/"
+primary_contact: "harish.mahendrakar@ittiam.com"
+sanitizers:
+- address
+auto_ccs:
+- harish.mahendrakar@ittiam.com
+- essick@google.com
+- lajos@google.com
+architectures:
+ - x86_64
+ - i386