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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #include "chrome/browser/extensions/api/system_cpu/cpu_info_provider.h" | 5 #include "extensions/browser/api/system_cpu/cpu_info_provider.h" |
| 6 | 6 |
| 7 #include "base/sys_info.h" | 7 #include "base/sys_info.h" |
| 8 | 8 |
| 9 namespace extensions { | 9 namespace extensions { |
| 10 | 10 |
| 11 using api::system_cpu::CpuInfo; | 11 using core_api::system_cpu::CpuInfo; |
| 12 | 12 |
| 13 // Static member intialization. | 13 // Static member intialization. |
| 14 base::LazyInstance<scoped_refptr<CpuInfoProvider> > | 14 base::LazyInstance<scoped_refptr<CpuInfoProvider> > |
| 15 CpuInfoProvider::provider_ = LAZY_INSTANCE_INITIALIZER; | 15 CpuInfoProvider::provider_ = LAZY_INSTANCE_INITIALIZER; |
| 16 | 16 |
| 17 CpuInfoProvider::CpuInfoProvider() {} | 17 CpuInfoProvider::CpuInfoProvider() {} |
| 18 | 18 |
| 19 CpuInfoProvider::~CpuInfoProvider() {} | 19 CpuInfoProvider::~CpuInfoProvider() {} |
| 20 | 20 |
| 21 const CpuInfo& CpuInfoProvider::cpu_info() const { | 21 const CpuInfo& CpuInfoProvider::cpu_info() const { |
| 22 return info_; | 22 return info_; |
| 23 } | 23 } |
| 24 | 24 |
| 25 void CpuInfoProvider::InitializeForTesting( | 25 void CpuInfoProvider::InitializeForTesting( |
| 26 scoped_refptr<CpuInfoProvider> provider) { | 26 scoped_refptr<CpuInfoProvider> provider) { |
| 27 DCHECK(provider.get() != NULL); | 27 DCHECK(provider.get() != NULL); |
| 28 provider_.Get() = provider; | 28 provider_.Get() = provider; |
| 29 } | 29 } |
| 30 | 30 |
| 31 bool CpuInfoProvider::QueryInfo() { | 31 bool CpuInfoProvider::QueryInfo() { |
| 32 info_.num_of_processors = base::SysInfo::NumberOfProcessors(); | 32 info_.num_of_processors = base::SysInfo::NumberOfProcessors(); |
| 33 info_.arch_name = base::SysInfo::OperatingSystemArchitecture(); | 33 info_.arch_name = base::SysInfo::OperatingSystemArchitecture(); |
| 34 info_.model_name = base::SysInfo::CPUModelName(); | 34 info_.model_name = base::SysInfo::CPUModelName(); |
| 35 info_.features = GetFeatures(); | 35 info_.features = GetFeatures(); |
| 36 | 36 |
| 37 info_.processors.clear(); | 37 info_.processors.clear(); |
| 38 // Fill in the correct number of uninitialized ProcessorInfos. | 38 // Fill in the correct number of uninitialized ProcessorInfos. |
| 39 for (int i = 0; i < info_.num_of_processors; ++i) { | 39 for (int i = 0; i < info_.num_of_processors; ++i) { |
| 40 info_.processors.push_back(linked_ptr<api::system_cpu::ProcessorInfo>( | 40 info_.processors.push_back(linked_ptr<core_api::system_cpu::ProcessorInfo>( |
| 41 new api::system_cpu::ProcessorInfo())); | 41 new core_api::system_cpu::ProcessorInfo())); |
| 42 } | 42 } |
| 43 // Initialize the ProcessorInfos, or return an empty array if that fails. | 43 // Initialize the ProcessorInfos, or return an empty array if that fails. |
| 44 if (!QueryCpuTimePerProcessor(&info_.processors)) | 44 if (!QueryCpuTimePerProcessor(&info_.processors)) |
| 45 info_.processors.clear(); | 45 info_.processors.clear(); |
| 46 return true; | 46 return true; |
| 47 } | 47 } |
| 48 | 48 |
| 49 std::vector<std::string> CpuInfoProvider::GetFeatures() const { | 49 std::vector<std::string> CpuInfoProvider::GetFeatures() const { |
| 50 std::vector<std::string> features; | 50 std::vector<std::string> features; |
| 51 // These are the feature codes used by /proc/cpuinfo on Linux. | 51 // These are the feature codes used by /proc/cpuinfo on Linux. |
| 52 if (cpu_.has_mmx()) features.push_back("mmx"); | 52 if (cpu_.has_mmx()) features.push_back("mmx"); |
| 53 if (cpu_.has_sse()) features.push_back("sse"); | 53 if (cpu_.has_sse()) features.push_back("sse"); |
| 54 if (cpu_.has_sse2()) features.push_back("sse2"); | 54 if (cpu_.has_sse2()) features.push_back("sse2"); |
| 55 if (cpu_.has_sse3()) features.push_back("sse3"); | 55 if (cpu_.has_sse3()) features.push_back("sse3"); |
| 56 if (cpu_.has_ssse3()) features.push_back("ssse3"); | 56 if (cpu_.has_ssse3()) features.push_back("ssse3"); |
| 57 if (cpu_.has_sse41()) features.push_back("sse4_1"); | 57 if (cpu_.has_sse41()) features.push_back("sse4_1"); |
| 58 if (cpu_.has_sse42()) features.push_back("sse4_2"); | 58 if (cpu_.has_sse42()) features.push_back("sse4_2"); |
| 59 if (cpu_.has_avx()) features.push_back("avx"); | 59 if (cpu_.has_avx()) features.push_back("avx"); |
| 60 return features; | 60 return features; |
| 61 } | 61 } |
| 62 | 62 |
| 63 // static | 63 // static |
| 64 CpuInfoProvider* CpuInfoProvider::Get() { | 64 CpuInfoProvider* CpuInfoProvider::Get() { |
| 65 if (provider_.Get().get() == NULL) | 65 if (provider_.Get().get() == NULL) |
| 66 provider_.Get() = new CpuInfoProvider(); | 66 provider_.Get() = new CpuInfoProvider(); |
| 67 return provider_.Get(); | 67 return provider_.Get(); |
| 68 } | 68 } |
| 69 | 69 |
| 70 } // namespace extensions | 70 } // namespace extensions |
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