1cb93a386Sopenharmony_ci/*
2cb93a386Sopenharmony_ci * Copyright 2019 Google, LLC
3cb93a386Sopenharmony_ci *
4cb93a386Sopenharmony_ci * Use of this source code is governed by a BSD-style license that can be
5cb93a386Sopenharmony_ci * found in the LICENSE file.
6cb93a386Sopenharmony_ci */
7cb93a386Sopenharmony_ci
8cb93a386Sopenharmony_ci#include "src/core/SkDescriptor.h"
9cb93a386Sopenharmony_ci#include "src/core/SkRemoteGlyphCache.h"
10cb93a386Sopenharmony_ci
11cb93a386Sopenharmony_civoid FuzzSkDescriptorDeserialize(sk_sp<SkData> bytes) {
12cb93a386Sopenharmony_ci    SkAutoDescriptor aDesc;
13cb93a386Sopenharmony_ci    bool ok = SkFuzzDeserializeSkDescriptor(bytes, &aDesc);
14cb93a386Sopenharmony_ci    if (!ok) {
15cb93a386Sopenharmony_ci         return;
16cb93a386Sopenharmony_ci    }
17cb93a386Sopenharmony_ci
18cb93a386Sopenharmony_ci    auto desc = aDesc.getDesc();
19cb93a386Sopenharmony_ci
20cb93a386Sopenharmony_ci    desc->computeChecksum();
21cb93a386Sopenharmony_ci    desc->isValid();
22cb93a386Sopenharmony_ci
23cb93a386Sopenharmony_ci    // An arbitrary number
24cb93a386Sopenharmony_ci    uint32_t tagToFind = 117;
25cb93a386Sopenharmony_ci
26cb93a386Sopenharmony_ci    uint32_t ignore;
27cb93a386Sopenharmony_ci    desc->findEntry(tagToFind, &ignore);
28cb93a386Sopenharmony_ci}
29cb93a386Sopenharmony_ci
30cb93a386Sopenharmony_ci#if defined(SK_BUILD_FOR_LIBFUZZER)
31cb93a386Sopenharmony_ciextern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
32cb93a386Sopenharmony_ci    if (size > 1024) {
33cb93a386Sopenharmony_ci        return 0;
34cb93a386Sopenharmony_ci    }
35cb93a386Sopenharmony_ci    auto bytes = SkData::MakeWithoutCopy(data, size);
36cb93a386Sopenharmony_ci    FuzzSkDescriptorDeserialize(bytes);
37cb93a386Sopenharmony_ci    return 0;
38cb93a386Sopenharmony_ci}
39cb93a386Sopenharmony_ci#endif
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