Merge "Add fuzzer for FormatConvert" (8dd67541) · Commits · e / os / android_hardware_interfaces

automotive/evs/common/utils/default/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -15,6 +15,7 @@
		//

		cc_library_static {
		host_supported: true,
		name: "android.hardware.automotive.evs@common-default-lib",
		vendor_available: true,
		relative_install_path: "hw",

automotive/evs/common/utils/default/test/fuzz/Android.bp

0 → 100644

+99 −0

Original line number	Diff line number	Diff line
		//
		// Copyright (C) 2019 The Android Open Source Project
		//
		// 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.
		//

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyNV21toRGB32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_NV21_TO_RGB32",
		],
		}

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyNV21toBGR32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_NV21_TO_BGR32",
		],
		}

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyYV12toRGB32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_YV12_TO_RGB32",
		],
		}

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyYV12toBGR32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_YV12_TO_BGR32",
		],
		}

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyYUYVtoRGB32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_YUYV_TO_RGB32",
		],
		}

		cc_fuzz {
		host_supported: true,
		name : "FormatConvertFuzzer_copyYUYVtoBGR32",
		srcs: [
		"FormatConvertFuzzer.cpp",
		],
		static_libs: [
		"android.hardware.automotive.evs@common-default-lib"
		],
		cflags: [
		"-DCOPY_YUYV_TO_BGR32",
		],
		}

automotive/evs/common/utils/default/test/fuzz/FormatConvertFuzzer.cpp

0 → 100644

+57 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 The Android Open Source Project
		*
		* 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 <cmath>
		#include <cstdlib>
		#include <cstring>
		#include <ctime>
		#include "FormatConvert.h"

		extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, std::size_t size) {
		if (size < 256) {
		return 0;
		}

		std::srand(std::time(nullptr)); // use current time as seed for random generator
		int random_variable = std::rand() % 10;
		int width = (int)sqrt(size);
		int height = width * ((float)random_variable / 10.0);

		uint8_t* src = (uint8_t)malloc(sizeof(uint8_t) size);
		memcpy(src, data, sizeof(uint8_t) * (size));
		uint32_t* tgt = (uint32_t)malloc(sizeof(uint32_t) size);

		#ifdef COPY_NV21_TO_RGB32
		android::hardware::automotive::evs::common::Utils::copyNV21toRGB32(width, height, src, tgt, 0);
		#elif COPY_NV21_TO_BGR32
		android::hardware::automotive::evs::common::Utils::copyNV21toBGR32(width, height, src, tgt, 0);
		#elif COPY_YV12_TO_RGB32
		android::hardware::automotive::evs::common::Utils::copyYV12toRGB32(width, height, src, tgt, 0);
		#elif COPY_YV12_TO_BGR32
		android::hardware::automotive::evs::common::Utils::copyYV12toBGR32(width, height, src, tgt, 0);
		#elif COPY_YUYV_TO_RGB32
		android::hardware::automotive::evs::common::Utils::copyYUYVtoRGB32(width, height, src, 0, tgt,
		0);
		#elif COPY_YUYV_TO_BGR32
		android::hardware::automotive::evs::common::Utils::copyYUYVtoBGR32(width, height, src, 0, tgt,
		0);
		#endif

		free(src);
		free(tgt);

		return 0;
		}