Index: mojo/edk/embedder/simple_platform_shared_buffer.h |
diff --git a/mojo/edk/embedder/simple_platform_shared_buffer.h b/mojo/edk/embedder/simple_platform_shared_buffer.h |
deleted file mode 100644 |
index b4958b958ad45aacd721ed60e212327e7f59dd22..0000000000000000000000000000000000000000 |
--- a/mojo/edk/embedder/simple_platform_shared_buffer.h |
+++ /dev/null |
@@ -1,101 +0,0 @@ |
-// Copyright 2014 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_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |
-#define MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |
- |
-#include <stddef.h> |
- |
-#include "base/macros.h" |
-#include "mojo/edk/embedder/platform_shared_buffer.h" |
-#include "mojo/edk/system/system_impl_export.h" |
- |
-namespace mojo { |
-namespace embedder { |
- |
-// A simple implementation of |PlatformSharedBuffer|. |
-class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBuffer |
- : public PlatformSharedBuffer { |
- public: |
- // Creates a shared buffer of size |num_bytes| bytes (initially zero-filled). |
- // |num_bytes| must be nonzero. Returns null on failure. |
- static SimplePlatformSharedBuffer* Create(size_t num_bytes); |
- |
- static SimplePlatformSharedBuffer* CreateFromPlatformHandle( |
- size_t num_bytes, |
- ScopedPlatformHandle platform_handle); |
- |
- // |PlatformSharedBuffer| implementation: |
- size_t GetNumBytes() const override; |
- scoped_ptr<PlatformSharedBufferMapping> Map(size_t offset, |
- size_t length) override; |
- bool IsValidMap(size_t offset, size_t length) override; |
- scoped_ptr<PlatformSharedBufferMapping> MapNoCheck(size_t offset, |
- size_t length) override; |
- ScopedPlatformHandle DuplicatePlatformHandle() override; |
- ScopedPlatformHandle PassPlatformHandle() override; |
- |
- private: |
- explicit SimplePlatformSharedBuffer(size_t num_bytes); |
- ~SimplePlatformSharedBuffer() override; |
- |
- // Implemented in simple_platform_shared_buffer_{posix,win}.cc: |
- |
- // This is called by |Create()| before this object is given to anyone. |
- bool Init(); |
- |
- // This is like |Init()|, but for |CreateFromPlatformHandle()|. (Note: It |
- // should verify that |platform_handle| is an appropriate handle for the |
- // claimed |num_bytes_|.) |
- bool InitFromPlatformHandle(ScopedPlatformHandle platform_handle); |
- |
- // The platform-dependent part of |Map()|; doesn't check arguments. |
- scoped_ptr<PlatformSharedBufferMapping> MapImpl(size_t offset, size_t length); |
- |
- const size_t num_bytes_; |
- |
- // This is set in |Init()|/|InitFromPlatformHandle()| and never modified |
- // (except by |PassPlatformHandle()|; see the comments above its declaration), |
- // hence does not need to be protected by a lock. |
- ScopedPlatformHandle handle_; |
- |
- DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBuffer); |
-}; |
- |
-// An implementation of |PlatformSharedBufferMapping|, produced by |
-// |SimplePlatformSharedBuffer|. |
-class MOJO_SYSTEM_IMPL_EXPORT SimplePlatformSharedBufferMapping |
- : public PlatformSharedBufferMapping { |
- public: |
- ~SimplePlatformSharedBufferMapping() override; |
- |
- void* GetBase() const override; |
- size_t GetLength() const override; |
- |
- private: |
- friend class SimplePlatformSharedBuffer; |
- |
- SimplePlatformSharedBufferMapping(void* base, |
- size_t length, |
- void* real_base, |
- size_t real_length) |
- : base_(base), |
- length_(length), |
- real_base_(real_base), |
- real_length_(real_length) {} |
- void Unmap(); |
- |
- void* const base_; |
- const size_t length_; |
- |
- void* const real_base_; |
- const size_t real_length_; |
- |
- DISALLOW_COPY_AND_ASSIGN(SimplePlatformSharedBufferMapping); |
-}; |
- |
-} // namespace embedder |
-} // namespace mojo |
- |
-#endif // MOJO_EDK_EMBEDDER_SIMPLE_PLATFORM_SHARED_BUFFER_H_ |