Simple shell that loads a dll and calls an entrypoint function passing in a handle to a pipe create…

mojo/system/message_pipe.h

 // Copyright 2013 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 MOJO_SYSTEM_MESSAGE_PIPE_H_
 #define MOJO_SYSTEM_MESSAGE_PIPE_H_
 
 #include <list>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "mojo/public/system/core.h"
+#include "mojo/public/system/system_export.h"
 #include "mojo/system/waiter_list.h"
 
 namespace mojo {
 namespace system {
 
 class MessageInTransit;
 class Waiter;
 
 // |MessagePipe| is the secondary object implementing a message pipe (see the
 // explanatory comment in core_impl.cc), and is jointly owned by the two
 // dispatchers passed in to the constructor. This class is thread-safe.
-class MessagePipe : public base::RefCountedThreadSafe<MessagePipe> {
+class MOJO_SYSTEM_EXPORT MessagePipe :
+    public base::RefCountedThreadSafe<MessagePipe> {
  public:
   MessagePipe();
 
   // These are called by the dispatcher to implement its methods of
   // corresponding names. In all cases, the port |port| must be open.
   void CancelAllWaiters(unsigned port);
   void Close(unsigned port);
   // Unlike |MessagePipeDispatcher::WriteMessage()|, this does not validate its
   // arguments. |bytes|/|num_bytes| and |handles|/|num_handles| must be valid.
   MojoResult WriteMessage(unsigned port,
@@ skipping 29 matching lines @@
   std::list<MessageInTransit*> message_queues_[2];
   WaiterList waiter_lists_[2];
 
   DISALLOW_COPY_AND_ASSIGN(MessagePipe);
 };
 
 }  // namespace system
 }  // namespace mojo
 
 #endif  // MOJO_SYSTEM_MESSAGE_PIPE_H_