| # Copyright 2018 The Dawn Authors |
| # |
| # 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. |
| |
| import("../../../scripts/dawn_overrides_with_defaults.gni") |
| |
| import("//build_overrides/build.gni") |
| import("${dawn_root}/scripts/dawn_features.gni") |
| import("${dawn_root}/src/dawn/fuzzers/dawn_fuzzers.gni") |
| |
| # We only have libfuzzer in Chromium builds but if we build fuzzer targets only |
| # there, we would risk breaking fuzzer targets all the time when making changes |
| # to Dawn. To avoid that, we make fuzzer targets compile in standalone builds |
| # as well with a dawn_fuzzer_test target that acts like Chromium's fuzzer_test. |
| # |
| # The standalone fuzzer targets are able to run a single fuzzer input which |
| # could help reproduce fuzzer crashes more easily because you don't need a |
| # whole Chromium checkout. |
| |
| if (build_with_chromium) { |
| import("//testing/libfuzzer/fuzzer_test.gni") |
| |
| # In Chromium build we just proxy everything to the real fuzzer_test |
| template("dawn_fuzzer_test") { |
| fuzzer_test(target_name) { |
| forward_variables_from(invoker, "*") |
| } |
| } |
| } else { |
| import("//testing/test.gni") |
| |
| # In standalone build we do something similar to fuzzer_test. |
| template("dawn_fuzzer_test") { |
| test(target_name) { |
| forward_variables_from(invoker, |
| [ |
| "asan_options", |
| "cflags", |
| "cflags_cc", |
| "check_includes", |
| "defines", |
| "deps", |
| "include_dirs", |
| "sources", |
| ]) |
| |
| if (defined(asan_options)) { |
| not_needed([ "asan_options" ]) |
| } |
| |
| if (!defined(configs)) { |
| configs = [] |
| } |
| |
| # Weirdly fuzzer_test uses a special variable for additional configs. |
| if (defined(invoker.additional_configs)) { |
| configs += invoker.additional_configs |
| } |
| |
| sources += [ "StandaloneFuzzerMain.cpp" ] |
| } |
| } |
| } |
| |
| static_library("dawn_wire_server_fuzzer_common") { |
| sources = [ |
| "DawnWireServerFuzzer.cpp", |
| "DawnWireServerFuzzer.h", |
| ] |
| public_deps = [ |
| "${dawn_root}/src/dawn:cpp", |
| "${dawn_root}/src/dawn:proc", |
| "${dawn_root}/src/dawn/common", |
| "${dawn_root}/src/dawn/native:static", |
| "${dawn_root}/src/dawn/utils", |
| "${dawn_root}/src/dawn/wire:static", |
| ] |
| } |
| |
| dawn_fuzzer_test("dawn_wire_server_and_frontend_fuzzer") { |
| sources = [ "DawnWireServerAndFrontendFuzzer.cpp" ] |
| |
| deps = [ ":dawn_wire_server_fuzzer_common" ] |
| |
| additional_configs = [ "${dawn_root}/src/dawn/common:internal_config" ] |
| } |
| |
| if (is_win) { |
| dawn_fuzzer_test("dawn_wire_server_and_d3d12_backend_fuzzer") { |
| sources = [ "DawnWireServerAndD3D12BackendFuzzer.cpp" ] |
| |
| deps = [ ":dawn_wire_server_fuzzer_common" ] |
| |
| additional_configs = [ "${dawn_root}/src/dawn/common:internal_config" ] |
| } |
| } |
| |
| dawn_fuzzer_test("dawn_wire_server_and_vulkan_backend_fuzzer") { |
| sources = [ "DawnWireServerAndVulkanBackendFuzzer.cpp" ] |
| |
| deps = [ ":dawn_wire_server_fuzzer_common" ] |
| |
| additional_configs = [ "${dawn_root}/src/dawn/common:internal_config" ] |
| } |
| |
| if (is_dawn_lpm_fuzzer && build_with_chromium && dawn_use_swiftshader && |
| !disable_libfuzzer && use_fuzzing_engine) { |
| import("//third_party/protobuf/proto_library.gni") |
| import("${dawn_root}/generator/dawn_generator.gni") |
| |
| dawn_json_lpm_generator("dawn_lpmfuzz_cpp") { |
| target = "dawn_lpmfuzz_cpp" |
| outputs = [ |
| "src/dawn/fuzzers/lpmfuzz/DawnLPMSerializer_autogen.cpp", |
| "src/dawn/fuzzers/lpmfuzz/DawnLPMSerializer_autogen.h", |
| "src/dawn/fuzzers/lpmfuzz/DawnLPMConstants_autogen.h", |
| ] |
| } |
| |
| # Generate the `.proto` files |
| dawn_json_lpm_generator("dawn_lpmfuzz_proto") { |
| target = "dawn_lpmfuzz_proto" |
| outputs = [ |
| "src/dawn/fuzzers/lpmfuzz/dawn_lpm_autogen.proto", |
| "src/dawn/fuzzers/lpmfuzz/dawn_object_types_lpm_autogen.proto", |
| ] |
| } |
| |
| # Copy handwritten `.proto` files to build directory |
| copy("copy_dawn_custom_lpm") { |
| sources = [ "${dawn_root}/src/dawn/fuzzers/lpmfuzz/dawn_custom_lpm.proto" ] |
| outputs = [ "$root_out_dir/gen/third_party/dawn/src/dawn/fuzzers/lpmfuzz/dawn_custom_lpm.proto" ] |
| } |
| |
| # Generate the `.pb.h` and `.pb.cc` files |
| proto_library("dawn_lpm_proto") { |
| proto_in_dir = "$root_out_dir/gen" |
| sources = get_target_outputs(":dawn_lpmfuzz_proto") |
| sources += get_target_outputs(":copy_dawn_custom_lpm") |
| |
| generate_python = false |
| use_protobuf_full = true |
| deps = [ |
| ":copy_dawn_custom_lpm", |
| ":dawn_lpmfuzz_proto", |
| "//third_party/protobuf:protobuf_full", |
| ] |
| } |
| |
| dawn_fuzzer_test("dawn_lpm_fuzzer_vulkan_backend") { |
| sources = get_target_outputs(":dawn_lpmfuzz_cpp") |
| sources += get_target_outputs(":dawn_lpm_proto_gen") |
| |
| sources += [ |
| "lpmfuzz/DawnLPMFuzzer.cpp", |
| "lpmfuzz/DawnLPMFuzzer.h", |
| "lpmfuzz/DawnLPMFuzzerAndVulkanBackend.cpp", |
| "lpmfuzz/DawnLPMObjectStore.cpp", |
| "lpmfuzz/DawnLPMObjectStore.h", |
| "lpmfuzz/DawnLPMSerializerCustom.cpp", |
| "lpmfuzz/DawnLPMSerializerCustom.h", |
| ] |
| |
| deps = [ |
| ":dawn_lpm_proto", |
| ":dawn_lpmfuzz_cpp", |
| "${dawn_root}/src/dawn:cpp", |
| "${dawn_root}/src/dawn:proc", |
| "${dawn_root}/src/dawn/common", |
| "${dawn_root}/src/dawn/native:static", |
| "${dawn_root}/src/dawn/utils", |
| "${dawn_root}/src/dawn/wire:static", |
| "//third_party/libprotobuf-mutator", |
| ] |
| } |
| } |
| |
| # A group target to build all the fuzzers |
| group("fuzzers") { |
| testonly = true |
| deps = [ |
| ":dawn_wire_server_and_frontend_fuzzer", |
| ":dawn_wire_server_and_vulkan_backend_fuzzer", |
| ] |
| |
| if (is_win) { |
| deps += [ ":dawn_wire_server_and_d3d12_backend_fuzzer" ] |
| } |
| } |