1 files changed, 46 insertions, 0 deletions
diff --git a/security/sandbox/chromium/sandbox/win/src/handle_closer_agent.h b/security/sandbox/chromium/sandbox/win/src/handle_closer_agent.h
new file mode 100644
index 0000000000..91f8e74c7e
--- /dev/null
+++ b/security/sandbox/chromium/sandbox/win/src/handle_closer_agent.h
@@ -0,0 +1,46 @@
+// Copyright (c) 2011 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.
+
+#ifndef SANDBOX_SRC_HANDLE_CLOSER_AGENT_H_
+#define SANDBOX_SRC_HANDLE_CLOSER_AGENT_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "base/win/scoped_handle.h"
+#include "sandbox/win/src/handle_closer.h"
+#include "sandbox/win/src/sandbox_types.h"
+#include "sandbox/win/src/target_services.h"
+
+namespace sandbox {
+
+// Target process code to close the handle list copied over from the broker.
+class HandleCloserAgent {
+ public:
+  HandleCloserAgent();
+  ~HandleCloserAgent();
+
+  // Reads the serialized list from the broker and creates the lookup map.
+  // Updates is_csrss_connected based on type of handles closed.
+  void InitializeHandlesToClose(bool* is_csrss_connected);
+
+  // Closes any handles matching those in the lookup map.
+  bool CloseHandles();
+
+  // True if we have handles waiting to be closed.
+  static bool NeedsHandlesClosed();
+
+ private:
+  // Attempt to stuff a closed handle with a dummy Event.
+  bool AttemptToStuffHandleSlot(HANDLE closed_handle, const std::wstring& type);
+
+  HandleMap handles_to_close_;
+  base::win::ScopedHandle dummy_handle_;
+
+  DISALLOW_COPY_AND_ASSIGN(HandleCloserAgent);
+};
+
+}  // namespace sandbox
+
+#endif  // SANDBOX_SRC_HANDLE_CLOSER_AGENT_H_