Index: mojo/system/data_pipe_producer_dispatcher.h |
diff --git a/mojo/system/data_pipe_producer_dispatcher.h b/mojo/system/data_pipe_producer_dispatcher.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..01c87832ea7ed29ec6aeca7972c00535daac1114 |
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+++ b/mojo/system/data_pipe_producer_dispatcher.h |
@@ -0,0 +1,61 @@ |
+// 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_DATA_PIPE_PRODUCER_DISPATCHER_H_ |
+#define MOJO_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_ |
+ |
+#include "base/basictypes.h" |
+#include "base/compiler_specific.h" |
+#include "base/memory/ref_counted.h" |
+#include "mojo/system/dispatcher.h" |
+#include "mojo/system/system_impl_export.h" |
+ |
+namespace mojo { |
+namespace system { |
+ |
+class DataPipe; |
+ |
+// This is the |Dispatcher| implementation for the producer handle for data |
+// pipes (created by the Mojo primitive |MojoCreateDataPipe()|). This class is |
+// thread-safe. |
+class MOJO_SYSTEM_IMPL_EXPORT DataPipeProducerDispatcher : public Dispatcher { |
+ public: |
+ DataPipeProducerDispatcher(); |
+ |
+ // Must be called before any other methods. |
+ void Init(scoped_refptr<DataPipe> data_pipe); |
+ |
+ private: |
+ friend class base::RefCountedThreadSafe<DataPipeProducerDispatcher>; |
+ virtual ~DataPipeProducerDispatcher(); |
+ |
+ // |Dispatcher| implementation/overrides: |
+ virtual void CancelAllWaitersNoLock() OVERRIDE; |
+ virtual MojoResult CloseImplNoLock() OVERRIDE; |
+ virtual MojoResult WriteDataImplNoLock(const void* elements, |
+ uint32_t* num_elements, |
+ MojoWriteDataFlags flags) OVERRIDE; |
+ virtual MojoResult BeginWriteDataImplNoLock( |
+ void** buffer, |
+ uint32_t* buffer_num_elements, |
+ MojoWriteDataFlags flags) OVERRIDE; |
+ virtual MojoResult EndWriteDataImplNoLock( |
+ uint32_t num_elements_written) OVERRIDE; |
+ virtual MojoResult AddWaiterImplNoLock(Waiter* waiter, |
+ MojoWaitFlags flags, |
+ MojoResult wake_result) OVERRIDE; |
+ virtual void RemoveWaiterImplNoLock(Waiter* waiter) OVERRIDE; |
+ virtual scoped_refptr<Dispatcher> |
+ CreateEquivalentDispatcherAndCloseImplNoLock() OVERRIDE; |
+ |
+ // Protected by |lock()|: |
+ scoped_refptr<DataPipe> data_pipe_; // This will be null if closed. |
+ |
+ DISALLOW_COPY_AND_ASSIGN(DataPipeProducerDispatcher); |
+}; |
+ |
+} // namespace system |
+} // namespace mojo |
+ |
+#endif // MOJO_SYSTEM_DATA_PIPE_PRODUCER_DISPATCHER_H_ |