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- // 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 <stddef.h>
- #include <stdint.h>
- #include <fuzzer/FuzzedDataProvider.h>
- #include <memory>
- #include "base/check_op.h"
- #include "net/base/address_list.h"
- #include "net/base/net_errors.h"
- #include "net/base/test_completion_callback.h"
- #include "net/log/net_log.h"
- #include "net/log/test_net_log.h"
- #include "net/socket/fuzzed_socket.h"
- #include "net/socket/socks5_client_socket.h"
- #include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
- // Fuzzer for Socks5ClientSocket. Only covers the SOCKS5 greeet and
- // handshake.
- //
- // |data| is used to create a FuzzedSocket to fuzz reads and writes, see that
- // class for details.
- extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
- // Including an observer; even though the recorded results aren't currently
- // used, it'll ensure the netlogging code is fuzzed as well.
- net::RecordingNetLogObserver net_log_observer;
- FuzzedDataProvider data_provider(data, size);
- net::TestCompletionCallback callback;
- auto fuzzed_socket =
- std::make_unique<net::FuzzedSocket>(&data_provider, net::NetLog::Get());
- CHECK_EQ(net::OK, fuzzed_socket->Connect(callback.callback()));
- net::SOCKS5ClientSocket socket(std::move(fuzzed_socket),
- net::HostPortPair("foo", 80),
- TRAFFIC_ANNOTATION_FOR_TESTS);
- int result = socket.Connect(callback.callback());
- callback.GetResult(result);
- return 0;
- }
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