ipc_security_test_util.h 1.5 KB

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  1. // Copyright 2014 The Chromium Authors. All rights reserved.
  2. // Use of this source code is governed by a BSD-style license that can be
  3. // found in the LICENSE file.
  4. #ifndef IPC_IPC_SECURITY_TEST_UTIL_H_
  5. #define IPC_IPC_SECURITY_TEST_UTIL_H_
  6. namespace IPC {
  7. class ChannelProxy;
  8. class Message;
  9. class IpcSecurityTestUtil {
  10. public:
  11. IpcSecurityTestUtil(const IpcSecurityTestUtil&) = delete;
  12. IpcSecurityTestUtil& operator=(const IpcSecurityTestUtil&) = delete;
  13. // Enables testing of security exploit scenarios where a compromised child
  14. // process can send a malicious message of an arbitrary type.
  15. //
  16. // This function will post the message to the IPC channel's thread, where it
  17. // is offered to the channel's listeners. Afterwards, a reply task is posted
  18. // back to the current thread. This function blocks until the reply task is
  19. // received. For messages forwarded back to the current thread, we won't
  20. // return until after the message has been handled here.
  21. //
  22. // Use this only for testing security bugs in a browsertest; other uses are
  23. // likely perilous. Unit tests should be using IPC::TestSink which has an
  24. // OnMessageReceived method you can call directly. Non-security browsertests
  25. // should just exercise the child process's normal codepaths to send messages.
  26. static void PwnMessageReceived(ChannelProxy* channel, const Message& message);
  27. private:
  28. IpcSecurityTestUtil(); // Not instantiable.
  29. };
  30. } // namespace IPC
  31. #endif // IPC_IPC_SECURITY_TEST_UTIL_H_