1 /*
2 * Copyright (c) 2025 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 "hpae_dfx_tree.h"
17 #include "audio_log.h"
18 #include "../fuzz_utils.h"
19
20 namespace OHOS {
21 namespace AudioStandard {
22 using namespace std;
23 using namespace HPAE;
24
25 FuzzUtils &g_fuzzUtils = FuzzUtils::GetInstance();
26 const size_t THRESHOLD = 10;
27 typedef void (*TestFuncs)();
28
LevelOrderTraversalFuzzTest()29 void LevelOrderTraversalFuzzTest()
30 {
31 std::shared_ptr<HpaeDfxTree> hpaeDfxTree = std::make_shared<HpaeDfxTree>();
32 CHECK_AND_RETURN(hpaeDfxTree != nullptr);
33 uint32_t parentNodeId = g_fuzzUtils.GetData<uint32_t>();
34 HpaeDfxNodeInfo info = {
35 .nodeId = g_fuzzUtils.GetData<uint32_t>(),
36 };
37 hpaeDfxTree->Insert(parentNodeId, info);
38 hpaeDfxTree->LevelOrderTraversal();
39 }
40
PrintNodeInfoFuzzTest()41 void PrintNodeInfoFuzzTest()
42 {
43 std::shared_ptr<HpaeDfxTree> hpaeDfxTree = std::make_shared<HpaeDfxTree>();
44 CHECK_AND_RETURN(hpaeDfxTree != nullptr);
45 string outStr = "test";
46 HpaeDfxNodeInfo nodeInfo = {
47 .nodeName = "test",
48 .sessionId = g_fuzzUtils.GetData<uint32_t>(),
49 .nodeId = g_fuzzUtils.GetData<uint32_t>(),
50 .samplingRate = g_fuzzUtils.GetData< AudioSamplingRate>(),
51 .channels = g_fuzzUtils.GetData<AudioChannel>(),
52 .format = g_fuzzUtils.GetData<AudioSampleFormat>(),
53 .frameLen = g_fuzzUtils.GetData<uint32_t>(),
54 .sceneType = g_fuzzUtils.GetData<HpaeProcessorType>(),
55 };
56
57 hpaeDfxTree->PrintNodeInfo(outStr, nodeInfo);
58 }
59 vector<TestFuncs> g_testFuncs = {
60 LevelOrderTraversalFuzzTest,
61 PrintNodeInfoFuzzTest,
62 };
63 } // namespace AudioStandard
64 } // namesapce OHOS
65
66 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
68 {
69 if (size < OHOS::AudioStandard::THRESHOLD) {
70 return 0;
71 }
72
73 OHOS::AudioStandard::g_fuzzUtils.fuzzTest(data, size, OHOS::AudioStandard::g_testFuncs);
74 return 0;
75 }
76