| // Copyright 2018 The Chromium OS 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 "shill/net/io_handler.h" |
| #include "shill/net/rtnl_handler.h" |
| #include "shill/net/rtnl_listener.h" |
| |
| #include <base/at_exit.h> |
| #include <base/bind.h> |
| #include <base/logging.h> |
| |
| namespace shill { |
| |
| class RTNLHandlerFuzz { |
| public: |
| static void Run(const uint8_t* data, size_t size) { |
| base::AtExitManager exit_manager; |
| InputData input(static_cast<const unsigned char*>(data), size); |
| |
| // Listen for all messages. |
| RTNLListener listener(~0, base::Bind(&RTNLHandlerFuzz::Listener)); |
| RTNLHandler::GetInstance()->ParseRTNL(&input); |
| } |
| |
| private: |
| static void Listener(const RTNLMessage& msg) { |
| CHECK_NE(msg.ToString(), ""); |
| |
| const auto& bytes = msg.Encode(); |
| switch (msg.type()) { |
| case RTNLMessage::kTypeRdnss: |
| case RTNLMessage::kTypeDnssl: |
| // RDNSS and DNSSL (RTM_NEWNDUSEROPT) don't have "query" modes, so we |
| // don't support re-constructing them in user space. |
| CHECK(bytes.IsEmpty()); |
| break; |
| default: |
| CHECK(!bytes.IsEmpty()); |
| } |
| } |
| }; |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { |
| // Turn off logging. |
| logging::SetMinLogLevel(logging::LOG_FATAL); |
| |
| RTNLHandlerFuzz::Run(data, size); |
| return 0; |
| } |
| |
| } // namespace shill |