1 /*
2  * Copyright (c) 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 "avmetadataresolvemetadata_fuzzer.h"
17 #include <iostream>
18 #include "string_ex.h"
19 #include "media_errors.h"
20 #include "directory_ex.h"
21 #include "window_option.h"
22 #include "image_type.h"
23 
24 using namespace std;
25 using namespace OHOS;
26 using namespace Media;
27 
28 namespace OHOS {
29 namespace Media {
AVMetadataResolveMetadataFuzzer()30 AVMetadataResolveMetadataFuzzer::AVMetadataResolveMetadataFuzzer()
31 {
32 }
33 
~AVMetadataResolveMetadataFuzzer()34 AVMetadataResolveMetadataFuzzer::~AVMetadataResolveMetadataFuzzer()
35 {
36 }
37 
FuzzAVMetadataResolveMetadata(uint8_t * data,size_t size)38 bool AVMetadataResolveMetadataFuzzer::FuzzAVMetadataResolveMetadata(uint8_t *data, size_t size)
39 {
40     constexpr int32_t AV_METADATA_CODELIST = 17;
41 
42     std::shared_ptr<AVMetadataHelper> avmetadata = AVMetadataHelperFactory::CreateAVMetadataHelper();
43     if (avmetadata == nullptr) {
44         return false;
45     }
46 
47     const string path = "/data/test/media/H264_AAC.mp4";
48     int32_t retMetadataSetsource = MetaDataSetSource(path, avmetadata);
49     if (retMetadataSetsource != 0) {
50         avmetadata->Release();
51         return false;
52     }
53 
54     int32_t avMetadataCodes[AV_METADATA_CODELIST] {
55         AV_KEY_ALBUM,
56         AV_KEY_ALBUM_ARTIST,
57         AV_KEY_ARTIST,
58         AV_KEY_AUTHOR,
59         AV_KEY_DATE_TIME,
60         AV_KEY_COMPOSER,
61         AV_KEY_DURATION,
62         AV_KEY_GENRE,
63         AV_KEY_HAS_AUDIO,
64         AV_KEY_HAS_VIDEO,
65         AV_KEY_MIME_TYPE,
66         AV_KEY_NUM_TRACKS,
67         AV_KEY_SAMPLE_RATE,
68         AV_KEY_TITLE,
69         AV_KEY_VIDEO_HEIGHT,
70         AV_KEY_VIDEO_WIDTH,
71         AV_KEY_VIDEO_ORIENTATION
72     };
73     int32_t keyParameter = avMetadataCodes[*reinterpret_cast<int64_t *>(data) % AV_METADATA_CODELIST];
74     std::string retResolvemetadata = avmetadata->ResolveMetadata(keyParameter);
75     avmetadata->Release();
76     return true;
77 }
78 }
79 
FuzzTestAVMetadataResolveMetadata(uint8_t * data,size_t size)80 bool FuzzTestAVMetadataResolveMetadata(uint8_t *data, size_t size)
81 {
82     if (data == nullptr) {
83         return 0;
84     }
85 
86     if (size < sizeof(int64_t)) {
87         return 0;
88     }
89     AVMetadataResolveMetadataFuzzer metadata;
90     return metadata.FuzzAVMetadataResolveMetadata(data, size);
91 }
92 }
93 
94 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(uint8_t * data,size_t size)95 extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size)
96 {
97     /* Run your code on data */
98     OHOS::FuzzTestAVMetadataResolveMetadata(data, size);
99     return 0;
100 }
101