[libspng] Integrate libspng (#1664)

* Integrate libspng

* update copyright year

projects/libspng/Dockerfile

@@ -0,0 +1,28 @@
+# 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 randy408@protonmail.com
+
+RUN apt-get update && \
+    apt-get install -y -t xenial-backports meson ninja-build && \
+    apt-get install -y pkg-config zlib1g-dev
+
+RUN git clone --depth 1 https://gitlab.com/randy408/libspng.git
+
+WORKDIR libspng
+COPY build.sh $SRC/

projects/libspng/build.sh

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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.
+#
+################################################################################
+
+mkdir build
+meson --buildtype=plain --default-library static build
+ninja -C build
+
+$CXX $CXXFLAGS -std=c++11 -I. \
+    $SRC/libspng/tests/spng_read_fuzzer.cc \
+    -o $OUT/spng_read_fuzzer \
+    -lFuzzingEngine $SRC/libspng/build/libspng.a -lz
+
+find $SRC/libspng/tests/images -name "*.png" | \
+     xargs zip $OUT/spng_read_fuzzer_seed_corpus.zip
+
+cp $SRC/libspng/tests/spng.dict \
+   $SRC/libspng/tests/spng_read_fuzzer.options $OUT/

projects/libspng/project.yaml

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+homepage: "https://libspng.org"
+primary_contact: "randy408@protonmail.com"
+auto_ccs:
+  - "randy440088@gmail.com"
+sanitizers:
+  - address
+  - undefined