blob: 868abc868389a55ddf23f13b92faa80cf2fa2521 [file] [log] [blame]
// Copyright 2016 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 "net/filter/brotli_source_stream.h"
#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "base/test/fuzzed_data_provider.h"
#include "net/base/io_buffer.h"
#include "net/base/test_completion_callback.h"
#include "net/filter/fuzzed_source_stream.h"
#include "net/filter/source_stream.h"
// Fuzzer for BrotliSourceStream.
// |data| is used to create a FuzzedSourceStream.
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
net::TestCompletionCallback callback;
base::FuzzedDataProvider data_provider(data, size);
std::unique_ptr<net::FuzzedSourceStream> fuzzed_source_stream(
new net::FuzzedSourceStream(&data_provider));
std::unique_ptr<net::SourceStream> brotli_stream =
while (true) {
scoped_refptr<net::IOBufferWithSize> io_buffer(
new net::IOBufferWithSize(64));
int result = brotli_stream->Read(io_buffer.get(), io_buffer->size(),
// Releasing the pointer to IOBuffer immediately is more likely to lead to a
// use-after-free.
io_buffer = nullptr;
if (callback.GetResult(result) <= 0)
return 0;