[wasm3] Initial integration (#5573)

projects/wasm3/Dockerfile

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+# Copyright 2021 Google LLC
+#
+# 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
+RUN apt-get update && apt-get install -y make
+RUN git clone --depth 1 https://github.com/wasm3/wasm3
+WORKDIR wasm3
+COPY build.sh $SRC/

projects/wasm3/build.sh

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+#!/bin/bash -eu
+# Copyright 2021 Google LLC
+#
+# 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 && cd build
+cmake -DBUILD_WASI=none ..
+make -j$(nproc)
+$CC $CFLAGS -c $SRC/wasm3/platforms/app_fuzz/fuzzer.c -o fuzzer.o -I/src/wasm3/source
+$CXX $CXXFLAGS $LIB_FUZZING_ENGINE -o $OUT/fuzzer fuzzer.o /src/wasm3/build/source/libm3.a

projects/wasm3/project.yaml

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+homepage: "https://github.com/wasm3/wasm3"
+main_repo: "https://github.com/wasm3/wasm3"
+language: c
+primary_contact: "vshymanskyi@gmail.com"
+auto_ccs:
+  - "Adam@adalogics.com"
+sanitizers:
+  - address
+  - undefined
+  - memory
+fuzzing_engines:
+  - libfuzzer
+  - afl
+  - honggfuzz