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+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef SANDBOX_SRC_PROCESS_THREAD_DISPATCHER_H__
+#define SANDBOX_SRC_PROCESS_THREAD_DISPATCHER_H__
+
+#include "base/basictypes.h"
+#include "sandbox/src/crosscall_server.h"
+#include "sandbox/src/sandbox_policy_base.h"
+
+namespace sandbox {
+
+// This class handles process and thread-related IPC calls.
+class ThreadProcessDispatcher : public Dispatcher {
+ public:
+  explicit ThreadProcessDispatcher(PolicyBase* policy_base);
+  ~ThreadProcessDispatcher() {}
+
+  // Dispatcher interface.
+  virtual bool SetupService(InterceptionManager* manager, int service);
+
+ private:
+  // Processes IPC requests coming from calls to NtOpenThread() in the target.
+  bool NtOpenThread(IPCInfo* ipc, DWORD desired_access, DWORD thread_id);
+
+  // Processes IPC requests coming from calls to NtOpenProcess() in the target.
+  bool NtOpenProcess(IPCInfo* ipc, DWORD desired_access, DWORD process_id);
+
+  // Processes IPC requests from calls to NtOpenProcessToken() in the target.
+  bool NtOpenProcessToken(IPCInfo* ipc, DWORD process, DWORD desired_access);
+
+  // Processes IPC requests from calls to NtOpenProcessTokenEx() in the target.
+  bool NtOpenProcessTokenEx(IPCInfo* ipc, DWORD process, DWORD desired_access,
+                            DWORD attributes);
+
+  // Processes IPC requests coming from calls to CreateProcessW() in the target.
+  bool CreateProcessW(IPCInfo* ipc, std::wstring* name, std::wstring* cmd_line,
+                      std::wstring* cur_dir, CountedBuffer* info);
+
+  PolicyBase* policy_base_;
+  DISALLOW_EVIL_CONSTRUCTORS(ThreadProcessDispatcher);
+};
+
+}  // namespace sandbox
+
+#endif  // SANDBOX_SRC_PROCESS_THREAD_DISPATCHER_H__