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Unified Diff: mojo/edk/system/local_data_pipe.h

Issue 814543006: Move //mojo/{public, edk} underneath //third_party (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 5 years, 11 months ago
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Index: mojo/edk/system/local_data_pipe.h
diff --git a/mojo/edk/system/local_data_pipe.h b/mojo/edk/system/local_data_pipe.h
deleted file mode 100644
index abe3a4625b46786064c3957fead7279fca88b152..0000000000000000000000000000000000000000
--- a/mojo/edk/system/local_data_pipe.h
+++ /dev/null
@@ -1,89 +0,0 @@
-// 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_EDK_SYSTEM_LOCAL_DATA_PIPE_H_
-#define MOJO_EDK_SYSTEM_LOCAL_DATA_PIPE_H_
-
-#include "base/macros.h"
-#include "base/memory/aligned_memory.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "mojo/edk/system/data_pipe.h"
-#include "mojo/edk/system/system_impl_export.h"
-
-namespace mojo {
-namespace system {
-
-// |LocalDataPipe| is a subclass that "implements" |DataPipe| for data pipes
-// whose producer and consumer are both local. This class is thread-safe (with
-// protection provided by |DataPipe|'s |lock_|.
-class MOJO_SYSTEM_IMPL_EXPORT LocalDataPipe : public DataPipe {
- public:
- // |validated_options| should be the output of |DataPipe::ValidateOptions()|.
- // In particular: |struct_size| is ignored (so |validated_options| must be the
- // current version of the struct) and |capacity_num_bytes| must be nonzero.
- explicit LocalDataPipe(const MojoCreateDataPipeOptions& validated_options);
-
- private:
- friend class base::RefCountedThreadSafe<LocalDataPipe>;
- ~LocalDataPipe() override;
-
- // |DataPipe| implementation:
- void ProducerCloseImplNoLock() override;
- MojoResult ProducerWriteDataImplNoLock(
- UserPointer<const void> elements,
- UserPointer<uint32_t> num_bytes,
- uint32_t max_num_bytes_to_write,
- uint32_t min_num_bytes_to_write) override;
- MojoResult ProducerBeginWriteDataImplNoLock(
- UserPointer<void*> buffer,
- UserPointer<uint32_t> buffer_num_bytes,
- uint32_t min_num_bytes_to_write) override;
- MojoResult ProducerEndWriteDataImplNoLock(
- uint32_t num_bytes_written) override;
- HandleSignalsState ProducerGetHandleSignalsStateImplNoLock() const override;
- void ConsumerCloseImplNoLock() override;
- MojoResult ConsumerReadDataImplNoLock(UserPointer<void> elements,
- UserPointer<uint32_t> num_bytes,
- uint32_t max_num_bytes_to_read,
- uint32_t min_num_bytes_to_read,
- bool peek) override;
- MojoResult ConsumerDiscardDataImplNoLock(
- UserPointer<uint32_t> num_bytes,
- uint32_t max_num_bytes_to_discard,
- uint32_t min_num_bytes_to_discard) override;
- MojoResult ConsumerQueryDataImplNoLock(
- UserPointer<uint32_t> num_bytes) override;
- MojoResult ConsumerBeginReadDataImplNoLock(
- UserPointer<const void*> buffer,
- UserPointer<uint32_t> buffer_num_bytes,
- uint32_t min_num_bytes_to_read) override;
- MojoResult ConsumerEndReadDataImplNoLock(uint32_t num_bytes_read) override;
- HandleSignalsState ConsumerGetHandleSignalsStateImplNoLock() const override;
-
- void EnsureBufferNoLock();
- void DestroyBufferNoLock();
-
- // Get the maximum (single) write/read size right now (in number of elements);
- // result fits in a |uint32_t|.
- size_t GetMaxNumBytesToWriteNoLock();
- size_t GetMaxNumBytesToReadNoLock();
-
- // Marks the given number of bytes as consumed/discarded. |num_bytes| must be
- // greater than |current_num_bytes_|.
- void MarkDataAsConsumedNoLock(size_t num_bytes);
-
- // The members below are protected by |DataPipe|'s |lock_|:
- scoped_ptr<char, base::AlignedFreeDeleter> buffer_;
- // Circular buffer.
- size_t start_index_;
- size_t current_num_bytes_;
-
- DISALLOW_COPY_AND_ASSIGN(LocalDataPipe);
-};
-
-} // namespace system
-} // namespace mojo
-
-#endif // MOJO_EDK_SYSTEM_LOCAL_DATA_PIPE_H_
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