diff --git a/src/draco/tools/fuzz/build.sh b/src/draco/tools/fuzz/build.sh new file mode 100644 index 0000000..bbeb105 --- /dev/null +++ b/src/draco/tools/fuzz/build.sh @@ -0,0 +1,35 @@ +#!/bin/bash -eu +# 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. +# +################################################################################ + +# build project +cmake $SRC/draco +# The draco_decoder and draco_encoder binaries don't build nicely with OSS-Fuzz +# options, so just build the Draco shared libraries. +make -j$(nproc) draco + +# build fuzzers +for fuzzer in $(find $SRC/draco/src/draco/tools/fuzz -name '*.cc'); do + fuzzer_basename=$(basename -s .cc $fuzzer) + $CXX $CXXFLAGS \ + -I $SRC/ \ + -I $SRC/draco/src \ + -I $WORK/ \ + $LIB_FUZZING_ENGINE \ + $fuzzer \ + $WORK/libdraco.a \ + -o $OUT/$fuzzer_basename +done diff --git a/src/draco/tools/fuzz/draco_databuffer_fuzzer.cc b/src/draco/tools/fuzz/draco_databuffer_fuzzer.cc new file mode 100644 index 0000000..4a1ec30 --- /dev/null +++ b/src/draco/tools/fuzz/draco_databuffer_fuzzer.cc @@ -0,0 +1,21 @@ +// Copyright 2020 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. + +#include "draco/src/draco/core/data_buffer.h" + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + draco::DataBuffer buffer; + buffer.Update(reinterpret_cast(data), static_cast(size)); + return 0; +} diff --git a/src/draco/tools/fuzz/draco_mesh_decoder_fuzzer.cc b/src/draco/tools/fuzz/draco_mesh_decoder_fuzzer.cc new file mode 100644 index 0000000..9a50836 --- /dev/null +++ b/src/draco/tools/fuzz/draco_mesh_decoder_fuzzer.cc @@ -0,0 +1,29 @@ +// Copyright 2020 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. + +#include + +#include "draco/src/draco/compression/decode.h" +#include "draco/src/draco/core/decoder_buffer.h" +#include "draco/src/draco/mesh/mesh.h" + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + draco::DecoderBuffer buffer; + buffer.Init(reinterpret_cast(data), size); + + draco::Decoder decoder; + decoder.DecodeMeshFromBuffer(&buffer); + + return 0; +} diff --git a/src/draco/tools/fuzz/draco_mesh_decoder_without_dequantization_fuzzer.cc b/src/draco/tools/fuzz/draco_mesh_decoder_without_dequantization_fuzzer.cc new file mode 100644 index 0000000..4c612cc --- /dev/null +++ b/src/draco/tools/fuzz/draco_mesh_decoder_without_dequantization_fuzzer.cc @@ -0,0 +1,30 @@ +// Copyright 2020 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. + +#include + +#include "draco/src/draco/compression/decode.h" +#include "draco/src/draco/core/decoder_buffer.h" +#include "draco/src/draco/mesh/mesh.h" + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + draco::DecoderBuffer buffer; + buffer.Init(reinterpret_cast(data), size); + + draco::Decoder decoder; + decoder.SetSkipAttributeTransform(draco::GeometryAttribute::POSITION); + decoder.DecodeMeshFromBuffer(&buffer); + + return 0; +} diff --git a/src/draco/tools/fuzz/draco_pc_decoder_fuzzer.cc b/src/draco/tools/fuzz/draco_pc_decoder_fuzzer.cc new file mode 100644 index 0000000..3a764f1 --- /dev/null +++ b/src/draco/tools/fuzz/draco_pc_decoder_fuzzer.cc @@ -0,0 +1,29 @@ +// Copyright 2020 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. + +#include + +#include "draco/src/draco/compression/decode.h" +#include "draco/src/draco/core/decoder_buffer.h" +#include "draco/src/draco/point_cloud/point_cloud.h" + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + draco::DecoderBuffer buffer; + buffer.Init(reinterpret_cast(data), size); + + draco::Decoder decoder; + decoder.DecodePointCloudFromBuffer(&buffer); + + return 0; +} diff --git a/src/draco/tools/fuzz/draco_pc_decoder_without_dequantization_fuzzer.cc b/src/draco/tools/fuzz/draco_pc_decoder_without_dequantization_fuzzer.cc new file mode 100644 index 0000000..1d0c539 --- /dev/null +++ b/src/draco/tools/fuzz/draco_pc_decoder_without_dequantization_fuzzer.cc @@ -0,0 +1,30 @@ +// Copyright 2020 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. + +#include + +#include "draco/src/draco/compression/decode.h" +#include "draco/src/draco/core/decoder_buffer.h" +#include "draco/src/draco/point_cloud/point_cloud.h" + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + draco::DecoderBuffer buffer; + buffer.Init(reinterpret_cast(data), size); + + draco::Decoder decoder; + decoder.SetSkipAttributeTransform(draco::GeometryAttribute::POSITION); + decoder.DecodePointCloudFromBuffer(&buffer); + + return 0; +}