base/memory/discardable_memory_ashmem.h - Issue 935333002: Update from https://crrev.com/316786

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Side by Side Diff: base/memory/discardable_memory_ashmem.h

Issue 935333002: Update from https://crrev.com/316786 (Closed) Base URL: git@github.com:domokit/mojo.git@master

Patch Set: Created 5 years, 10 months ago

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1 // Copyright 2014 The Chromium Authors. All rights reserved.	1 // Copyright 2014 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_	5 #ifndef BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_

6 #define BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_	6 #define BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_

7	7

8 #include "base/memory/discardable_memory.h"	8 #include "base/memory/discardable_memory.h"

9	9

10 #include "base/macros.h"	10 #include "base/macros.h"

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31	31

32 // Overridden from DiscardableMemory:	32 // Overridden from DiscardableMemory:

33 DiscardableMemoryLockStatus Lock() override;	33 DiscardableMemoryLockStatus Lock() override;

34 void Unlock() override;	34 void Unlock() override;

35 void* Memory() const override;	35 void* Memory() const override;

36	36

37 // Overridden from internal::DiscardableMemoryManagerAllocation:	37 // Overridden from internal::DiscardableMemoryManagerAllocation:

38 bool AllocateAndAcquireLock() override;	38 bool AllocateAndAcquireLock() override;

39 void ReleaseLock() override;	39 void ReleaseLock() override;

40 void Purge() override;	40 void Purge() override;

41 bool IsMemoryResident() const override;

42	41

43 private:	42 private:

44 const size_t bytes_;	43 const size_t bytes_;

45 DiscardableMemoryAshmemAllocator* const allocator_;	44 DiscardableMemoryAshmemAllocator* const allocator_;

46 DiscardableMemoryManager* const manager_;	45 DiscardableMemoryManager* const manager_;

47 bool is_locked_;	46 bool is_locked_;

48 scoped_ptr<DiscardableAshmemChunk> ashmem_chunk_;	47 scoped_ptr<DiscardableAshmemChunk> ashmem_chunk_;

49	48

50 DISALLOW_COPY_AND_ASSIGN(DiscardableMemoryAshmem);	49 DISALLOW_COPY_AND_ASSIGN(DiscardableMemoryAshmem);

51 };	50 };

52	51

53 } // namespace internal	52 } // namespace internal

54 } // namespace base	53 } // namespace base

55	54

56 #endif // BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_	55 #endif // BASE_MEMORY_DISCARDABLE_MEMORY_ASHMEM_H_

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