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- // Copyright 2018 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include <stddef.h>
- #include <stdint.h>
- #include "cc/paint/paint_op_buffer.h"
- #include "cc/paint/raw_memory_transfer_cache_entry.h"
- #include "cc/test/transfer_cache_test_helper.h"
- #include "components/viz/test/test_context_provider.h"
- #include "third_party/skia/include/core/SkSurface.h"
- #include "third_party/skia/include/gpu/GrDirectContext.h"
- extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
- if (size < 4)
- return 0;
- scoped_refptr<viz::TestContextProvider> context_provider =
- viz::TestContextProvider::Create();
- context_provider->BindToCurrentThread();
- cc::TransferCacheEntryType entry_type =
- static_cast<cc::TransferCacheEntryType>(data[0]);
- std::unique_ptr<cc::ServiceTransferCacheEntry> entry =
- cc::ServiceTransferCacheEntry::Create(entry_type);
- if (!entry)
- return 0;
- // Align data.
- base::span<const uint8_t> span(&data[4], size - 4);
- if (!entry->Deserialize(context_provider->GrContext(), span))
- return 0;
- // TODO(enne): consider running Serialize() here to fuzz that codepath
- // for bugs. However, that requires setting up a real context with
- // a raster interface that supports gl operations and that has a
- // TransferCacheTestHelper in it so the innards of client and service
- // are accessible.
- return 0;
- }
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