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 "dynamicfontprovider_fuzzer.h"
17
18 #include "get_object.h"
19 #include "texgine/dynamic_font_provider.h"
20
21 namespace OHOS {
22 namespace Rosen {
23 namespace TextEngine {
DynamicFontProviderLoadFontFuzzTest(const uint8_t * data,size_t size)24 void DynamicFontProviderLoadFontFuzzTest(const uint8_t* data, size_t size)
25 {
26 if (data == nullptr) {
27 return;
28 }
29
30 // initialize
31 g_data = data;
32 g_size = size;
33 g_pos = 0;
34
35 std::shared_ptr<DynamicFontProvider> dynamicFontProvider = DynamicFontProvider::Create();
36 if (dynamicFontProvider == nullptr) {
37 return;
38 }
39 std::string familyName = GetStringFromData();
40 dynamicFontProvider->LoadFont(familyName, data, size);
41 return;
42 }
43
DynamicFontProviderMatchFamilyFuzzTest(const uint8_t * data,size_t size)44 void DynamicFontProviderMatchFamilyFuzzTest(const uint8_t* data, size_t size)
45 {
46 if (data == nullptr) {
47 return;
48 }
49
50 // initialize
51 g_data = data;
52 g_size = size;
53 g_pos = 0;
54
55 std::shared_ptr<DynamicFontProvider> dynamicFontProvider = DynamicFontProvider::Create();
56 if (dynamicFontProvider == nullptr) {
57 return;
58 }
59 std::string familyName = GetStringFromData();
60 dynamicFontProvider->MatchFamily(familyName);
61 return;
62 }
63 } // namespace TextEngine
64 } // namespace Rosen
65 } // namespace OHOS
66
67 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)68 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
69 {
70 /* Run your code on data */
71 OHOS::Rosen::TextEngine::DynamicFontProviderLoadFontFuzzTest(data, size);
72 OHOS::Rosen::TextEngine::DynamicFontProviderMatchFamilyFuzzTest(data, size);
73 return 0;
74 }