1/* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16#include <cstdio> 17#include <cstdlib> 18#include <unistd.h> 19#include "hdf_base.h" 20 21#ifdef __cplusplus 22extern "C" { 23 int32_t AudioEffectGetConfigDescriptor(const char *path, struct ConfigDescriptor **cfgDesc); 24 void AudioEffectReleaseCfgDesc(struct ConfigDescriptor *cfgDesc); 25} 26#endif 27 28static bool DoSomethingInterestingWithMyAPI(const uint8_t *rawData, size_t size) 29{ 30 if (rawData == NULL) { 31 return false; 32 } 33 34 // Create a temporary file with the data 35 char tmpfile[] = "/tmp/fuzz-XXXXXX"; 36 int fd = mkstemp(tmpfile); 37 if (fd < 0) { 38 return 0; 39 } 40 write(fd, rawData, size); 41 close(fd); 42 43 struct ConfigDescriptor *cfgDesc; 44 // Call the interface with the temporary file 45 int ret = AudioEffectGetConfigDescriptor(tmpfile, &cfgDesc); 46 if (ret != HDF_SUCCESS) { 47 return false; 48 } 49 AudioEffectReleaseCfgDesc(cfgDesc); 50 51 // Remove the temporary file 52 remove(tmpfile); 53 return true; 54} 55 56extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) 57{ 58 DoSomethingInterestingWithMyAPI(data, size); 59 60 return 0; 61} 62