| // 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 BASE_MEMORY_DISCARDABLE_MEMORY_MALLOC_H_ |
| #define BASE_MEMORY_DISCARDABLE_MEMORY_MALLOC_H_ |
| |
| #include "base/memory/discardable_memory.h" |
| |
| namespace base { |
| namespace internal { |
| |
| class DiscardableMemoryMalloc : public DiscardableMemory { |
| public: |
| explicit DiscardableMemoryMalloc(size_t size); |
| virtual ~DiscardableMemoryMalloc(); |
| |
| bool Initialize(); |
| |
| // Overridden from DiscardableMemory: |
| virtual DiscardableMemoryLockStatus Lock() OVERRIDE; |
| virtual void Unlock() OVERRIDE; |
| virtual void* Memory() const OVERRIDE; |
| |
| private: |
| scoped_ptr<uint8, FreeDeleter> memory_; |
| const size_t size_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DiscardableMemoryMalloc); |
| }; |
| |
| } // namespace internal |
| } // namespace base |
| |
| #endif // BASE_MEMORY_DISCARDABLE_MEMORY_MALLOC_H_ |