1 /*
2  * Copyright (c) 2021-2022 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 "audiolibaudiobindservicerender_fuzzer.h"
17 #include "audio_adm_fuzzer_common.h"
18 
19 using namespace OHOS::Audio;
20 namespace OHOS {
21 namespace Audio {
AudioLibAudioBindserviceRenderFuzzTest(const uint8_t * data,size_t size)22     bool AudioLibAudioBindserviceRenderFuzzTest(const uint8_t *data, size_t size)
23     {
24         bool result = false;
25         struct DevHandle *(*BindServiceRender)(const char *) = nullptr;
26         char resolvedPath[] = HDF_LIBRARY_FULL_PATH("libaudio_render_adapter");
27         void *ptrHandle = dlopen(resolvedPath, RTLD_LAZY);
28         if (ptrHandle == nullptr) {
29             HDF_LOGE("%{public}s: dlopen failed \n", __func__);
30             return false;
31         }
32         BindServiceRender = reinterpret_cast<struct DevHandle *(*)(const char *)>(dlsym(ptrHandle,
33             "AudioBindServiceRender"));
34         if (BindServiceRender == nullptr) {
35             dlclose(ptrHandle);
36             HDF_LOGE("%{public}s: dlsym AudioBindServiceRender failed \n", __func__);
37             return false;
38         }
39         char *bindFuzz = reinterpret_cast<char *>(const_cast<uint8_t *>(data));
40         struct DevHandle *handle = BindServiceRender(bindFuzz);
41         if (handle != nullptr) {
42             result = true;
43         }
44         dlclose(ptrHandle);
45         return result;
46     }
47 }
48 }
49 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)50 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
51 {
52     OHOS::Audio::AudioLibAudioBindserviceRenderFuzzTest(data, size);
53     return 0;
54 }