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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_api.h" |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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34 | 34 |
35 // Returns the name of the host operating system. | 35 // Returns the name of the host operating system. |
36 static std::string OperatingSystemName(); | 36 static std::string OperatingSystemName(); |
37 | 37 |
38 // Returns the version of the host operating system. | 38 // Returns the version of the host operating system. |
39 static std::string OperatingSystemVersion(); | 39 static std::string OperatingSystemVersion(); |
40 | 40 |
41 // Retrieves detailed numeric values for the OS version. | 41 // Retrieves detailed numeric values for the OS version. |
42 // TODO(port): Implement a Linux version of this method and enable the | 42 // TODO(port): Implement a Linux version of this method and enable the |
43 // corresponding unit test. | 43 // corresponding unit test. |
44 static void OperatingSystemVersionNumbers(int32 *major_version, | 44 static void OperatingSystemVersionNumbers(int32* major_version, |
45 int32 *minor_version, | 45 int32* minor_version, |
46 int32 *bugfix_version); | 46 int32* bugfix_version); |
47 | 47 |
48 // Returns the CPU architecture of the system. Exact return value may differ | 48 // Returns the CPU architecture of the system. Exact return value may differ |
49 // across platforms. | 49 // across platforms. |
50 static std::string CPUArchitecture(); | 50 static std::string CPUArchitecture(); |
51 | 51 |
52 // Returns the pixel dimensions of the primary display via the | 52 // Returns the pixel dimensions of the primary display via the |
53 // width and height parameters. | 53 // width and height parameters. |
54 static void GetPrimaryDisplayDimensions(int* width, int* height); | 54 static void GetPrimaryDisplayDimensions(int* width, int* height); |
55 | 55 |
56 // Return the number of displays. | 56 // Return the number of displays. |
57 static int DisplayCount(); | 57 static int DisplayCount(); |
58 | 58 |
59 // Return the smallest amount of memory (in bytes) which the VM system will | 59 // Return the smallest amount of memory (in bytes) which the VM system will |
60 // allocate. | 60 // allocate. |
61 static size_t VMAllocationGranularity(); | 61 static size_t VMAllocationGranularity(); |
62 | 62 |
63 #if defined(OS_POSIX) && !defined(OS_MACOSX) | 63 #if defined(OS_POSIX) && !defined(OS_MACOSX) |
64 // Returns the maximum SysV shared memory segment size. | 64 // Returns the maximum SysV shared memory segment size. |
65 static size_t MaxSharedMemorySize(); | 65 static size_t MaxSharedMemorySize(); |
66 #endif | 66 #endif |
67 | 67 |
68 #if defined(OS_CHROMEOS) | 68 #if defined(OS_CHROMEOS) |
69 // Returns the name of the version entry we wish to look up in the | 69 // Returns the name of the version entry we wish to look up in the |
70 // Linux Standard Base release information file. | 70 // Linux Standard Base release information file. |
71 static std::string GetLinuxStandardBaseVersionKey(); | 71 static std::string GetLinuxStandardBaseVersionKey(); |
72 | 72 |
73 // Parses /etc/lsb-release to get version information for Google Chrome OS. | 73 // Parses /etc/lsb-release to get version information for Google Chrome OS. |
74 // Declared here so it can be exposed for unit testing. | 74 // Declared here so it can be exposed for unit testing. |
75 static void ParseLsbRelease(const std::string& lsb_release, | 75 static void ParseLsbRelease(const std::string& lsb_release, |
76 int32 *major_version, | 76 int32* major_version, |
77 int32 *minor_version, | 77 int32* minor_version, |
78 int32 *bugfix_version); | 78 int32* bugfix_version); |
79 #endif | 79 #endif |
80 }; | 80 }; |
81 | 81 |
82 } // namespace base | 82 } // namespace base |
83 | 83 |
84 #endif // BASE_SYS_INFO_H_ | 84 #endif // BASE_SYS_INFO_H_ |
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