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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_SYS_INFO_H_ | 5 #ifndef BASE_SYS_INFO_H_ | 
| 6 #define BASE_SYS_INFO_H_ | 6 #define BASE_SYS_INFO_H_ | 
| 7 #pragma once | 7 #pragma once | 
| 8 | 8 | 
| 9 #include "base/base_api.h" | 9 #include "base/base_export.h" | 
| 10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" | 
| 11 | 11 | 
| 12 #include <string> | 12 #include <string> | 
| 13 | 13 | 
| 14 class FilePath; | 14 class FilePath; | 
| 15 | 15 | 
| 16 namespace base { | 16 namespace base { | 
| 17 | 17 | 
| 18 class BASE_API SysInfo { | 18 class BASE_EXPORT SysInfo { | 
| 19  public: | 19  public: | 
| 20   // Return the number of logical processors/cores on the current machine. | 20   // Return the number of logical processors/cores on the current machine. | 
| 21   static int NumberOfProcessors(); | 21   static int NumberOfProcessors(); | 
| 22 | 22 | 
| 23   // Return the number of bytes of physical memory on the current machine. | 23   // Return the number of bytes of physical memory on the current machine. | 
| 24   static int64 AmountOfPhysicalMemory(); | 24   static int64 AmountOfPhysicalMemory(); | 
| 25 | 25 | 
| 26   // Return the number of megabytes of physical memory on the current machine. | 26   // Return the number of megabytes of physical memory on the current machine. | 
| 27   static int AmountOfPhysicalMemoryMB() { | 27   static int AmountOfPhysicalMemoryMB() { | 
| 28     return static_cast<int>(AmountOfPhysicalMemory() / 1024 / 1024); | 28     return static_cast<int>(AmountOfPhysicalMemory() / 1024 / 1024); | 
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| 73   static void ParseLsbRelease(const std::string& lsb_release, | 73   static void ParseLsbRelease(const std::string& lsb_release, | 
| 74                               int32* major_version, | 74                               int32* major_version, | 
| 75                               int32* minor_version, | 75                               int32* minor_version, | 
| 76                               int32* bugfix_version); | 76                               int32* bugfix_version); | 
| 77 #endif | 77 #endif | 
| 78 }; | 78 }; | 
| 79 | 79 | 
| 80 }  // namespace base | 80 }  // namespace base | 
| 81 | 81 | 
| 82 #endif  // BASE_SYS_INFO_H_ | 82 #endif  // BASE_SYS_INFO_H_ | 
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