[simdjson] initial integration (#2999)

* [simdjson] initial attempt

* fix name mismatch

* fix bad path

* add corpus build script

* drop setting the c++ standard

projects/simdjson/Dockerfile

@@ -0,0 +1,32 @@
+# 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 pauldreikossfuzz@gmail.com
+
+RUN apt-get update && apt-get install -y ninja-build wget
+
+# We need a modern cmake
+ENV CMAKEVER 3.15.4
+RUN wget --quiet https://github.com/Kitware/CMake/releases/download/v${CMAKEVER}/cmake-${CMAKEVER}-Linux-x86_64.sh ;\
+    chmod +x cmake-${CMAKEVER}-Linux-x86_64.sh ; \
+    ./cmake-${CMAKEVER}-Linux-x86_64.sh --skip-license --prefix="/usr/local"
+
+# point to https://github.com/lemire/simdjson.git once integrated
+RUN git clone --depth 1 --single-branch --branch paul/ossfuzz_step1 https://github.com/pauldreik/simdjson.git simdjson
+WORKDIR simdjson
+COPY build.sh $SRC/
+

projects/simdjson/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 the corpus (all inputs are json, the same corpus can be used for everyone)
+fuzz/build_corpus.sh
+
+mkdir build
+cd build
+
+cmake .. \
+-GNinja \
+-DCMAKE_BUILD_TYPE=Debug \
+-DSIMDJSON_BUILD_STATIC=On \
+-DENABLE_FUZZING=On \
+-DSIMDJSON_FUZZ_LINKMAIN=Off \
+-DSIMDJSON_FUZZ_LDFLAGS=$LIB_FUZZING_ENGINE
+
+cmake --build .
+
+cp fuzz/fuzz_* $OUT
+
+# all corpora are equal, they all take json as input
+for f in $OUT/fuzz* ; do
+   cp ../corpus.zip $(basename $f).zip
+done
+

projects/simdjson/project.yaml

@@ -0,0 +1,5 @@
+homepage: "https://github.com/lemire/simdjson"
+primary_contact: "pauldreikossfuzz@gmail.com"
+auto_ccs:
+ - "lemire@gmail.com"
+