oatpp: initial integration. (#5689)

* oatpp: initial integration.

projects/oatpp/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 autoconf automake libtool
+RUN git clone --depth 1 https://github.com/oatpp/oatpp.git oatpp 
+WORKDIR oatpp
+COPY build.sh $SRC/
+COPY fuzz_mapper.cpp $SRC/

projects/oatpp/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 ../
+make
+$CXX $CXXFLAGS $LIB_FUZZING_ENGINE $SRC/fuzz_mapper.cpp -o $OUT/fuzz_mapper \
+    ./src/liboatpp.a -I../src

projects/oatpp/fuzz_mapper.cpp

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+/* Copyright 2020 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.
+*/
+
+#include "oatpp/parser/json/mapping/ObjectMapper.hpp"
+#include "oatpp/core/macro/codegen.hpp"
+
+typedef oatpp::parser::Caret ParsingCaret;
+typedef oatpp::parser::json::mapping::Serializer Serializer;
+typedef oatpp::parser::json::mapping::Deserializer Deserializer;
+
+#include OATPP_CODEGEN_BEGIN(DTO)
+
+class EmptyDto : public oatpp::DTO {
+  DTO_INIT(EmptyDto, DTO)
+};
+
+
+class Test1 : public oatpp::DTO {
+  DTO_INIT(Test1, DTO)
+  DTO_FIELD(String, strF);
+};
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+  oatpp::String input(reinterpret_cast<const char*>(data), size, true);
+  oatpp::parser::json::mapping::ObjectMapper mapper;
+  try {
+    mapper.readFromString<oatpp::Object<Test1>>(input);
+  } catch(...) {}
+
+  return 0;
+}

projects/oatpp/project.yaml

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+homepage: "https://oatpp.io/"
+language: c++
+primary_contact: "bugs@oatpp.io"
+main_repo: "https://github.com/oatpp/oatpp"
+auto_ccs: 
+  - "david@adalogics.com"