/src/skia/fuzz/oss_fuzz/FuzzSkDescriptorDeserialize.cpp
Line | Count | Source |
1 | | /* |
2 | | * Copyright 2019 Google, LLC |
3 | | * |
4 | | * Use of this source code is governed by a BSD-style license that can be |
5 | | * found in the LICENSE file. |
6 | | */ |
7 | | |
8 | | #include "src/core/SkDescriptor.h" |
9 | | #include "src/core/SkReadBuffer.h" |
10 | | |
11 | 396 | void FuzzSkDescriptorDeserialize(const uint8_t *data, size_t size) { |
12 | 396 | SkReadBuffer buffer{data, size}; |
13 | 396 | auto sut = SkAutoDescriptor::MakeFromBuffer(buffer); |
14 | 396 | if (!sut.has_value()) { |
15 | 250 | return; |
16 | 250 | } |
17 | | |
18 | 146 | auto desc = sut->getDesc(); |
19 | | |
20 | 146 | desc->computeChecksum(); |
21 | 146 | desc->isValid(); |
22 | | |
23 | | // An arbitrary number |
24 | 146 | uint32_t tagToFind = 117; |
25 | | |
26 | 146 | uint32_t ignore; |
27 | 146 | desc->findEntry(tagToFind, &ignore); |
28 | 146 | } |
29 | | |
30 | | #if defined(SK_BUILD_FOR_LIBFUZZER) |
31 | 190k | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
32 | 190k | if (size > 1024) { |
33 | 220 | return 0; |
34 | 220 | } |
35 | 190k | FuzzSkDescriptorDeserialize(data, size); |
36 | 190k | return 0; |
37 | 190k | } |
38 | | #endif |