Add a sandbox API for broker handle duplication

sandbox/src/handle_dispatcher.h

+// Copyright (c) 2012 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_DISPATCHER_H_
+#define SANDBOX_SRC_HANDLE_DISPATCHER_H_
+
+#include "base/basictypes.h"
+#include "sandbox/src/crosscall_server.h"
+#include "sandbox/src/sandbox_policy_base.h"
+
+namespace sandbox {
+
+// This class handles registry-related IPC calls.

[rvargas (doing something else), 2012/03/27 00:35:33]

nit: update

[jschuh, 2012/03/27 01:36:19]

Done.

+class HandleDispatcher : public Dispatcher {
+ public:
+  explicit HandleDispatcher(PolicyBase* policy_base);
+  ~HandleDispatcher() {}
+
+  // Dispatcher interface.
+  virtual bool SetupService(InterceptionManager* manager, int service);
+
+ private:
+  // Processes IPC requests coming from calls to
+  // TargetServices::DuplicateHandle() in the target.
+  bool DuplicateHandleProxy(IPCInfo* ipc, HANDLE source_handle,
+                            DWORD target_process_id, DWORD desired_access,
+                            BOOL inherit_handle, DWORD options);
+
+  PolicyBase* policy_base_;
+  DISALLOW_COPY_AND_ASSIGN(HandleDispatcher);
+};
+
+}  // namespace sandbox
+
+#endif  // SANDBOX_SRC_HANDLE_DISPATCHER_H_
+