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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/sys_info.h" | |
| 6 | |
| 7 #include <ApplicationServices/ApplicationServices.h> | |
| 8 #include <CoreServices/CoreServices.h> | |
| 9 #include <mach/mach_host.h> | |
| 10 #include <mach/mach_init.h> | |
| 11 #include <sys/sysctl.h> | |
| 12 #include <sys/types.h> | |
| 13 | |
| 14 #include "base/logging.h" | |
| 15 #include "base/mac/scoped_mach_port.h" | |
| 16 #include "base/strings/stringprintf.h" | |
| 17 | |
| 18 namespace base { | |
| 19 | |
| 20 // static | |
| 21 std::string SysInfo::OperatingSystemName() { | |
| 22 return "Mac OS X"; | |
| 23 } | |
| 24 | |
| 25 // static | |
| 26 std::string SysInfo::OperatingSystemVersion() { | |
| 27 int32 major, minor, bugfix; | |
| 28 OperatingSystemVersionNumbers(&major, &minor, &bugfix); | |
| 29 return base::StringPrintf("%d.%d.%d", major, minor, bugfix); | |
| 30 } | |
| 31 | |
| 32 // static | |
| 33 void SysInfo::OperatingSystemVersionNumbers(int32* major_version, | |
| 34 int32* minor_version, | |
| 35 int32* bugfix_version) { | |
| 36 Gestalt(gestaltSystemVersionMajor, | |
| 37 reinterpret_cast<SInt32*>(major_version)); | |
| 38 Gestalt(gestaltSystemVersionMinor, | |
| 39 reinterpret_cast<SInt32*>(minor_version)); | |
| 40 Gestalt(gestaltSystemVersionBugFix, | |
| 41 reinterpret_cast<SInt32*>(bugfix_version)); | |
| 42 } | |
| 43 | |
| 44 // static | |
| 45 int64 SysInfo::AmountOfPhysicalMemory() { | |
| 46 struct host_basic_info hostinfo; | |
| 47 mach_msg_type_number_t count = HOST_BASIC_INFO_COUNT; | |
| 48 base::mac::ScopedMachSendRight host(mach_host_self()); | |
| 49 int result = host_info(host, | |
| 50 HOST_BASIC_INFO, | |
| 51 reinterpret_cast<host_info_t>(&hostinfo), | |
| 52 &count); | |
| 53 if (result != KERN_SUCCESS) { | |
| 54 NOTREACHED(); | |
| 55 return 0; | |
| 56 } | |
| 57 DCHECK_EQ(HOST_BASIC_INFO_COUNT, count); | |
| 58 return static_cast<int64>(hostinfo.max_mem); | |
| 59 } | |
| 60 | |
| 61 // static | |
| 62 int64 SysInfo::AmountOfAvailablePhysicalMemory() { | |
| 63 base::mac::ScopedMachSendRight host(mach_host_self()); | |
| 64 vm_statistics_data_t vm_info; | |
| 65 mach_msg_type_number_t count = HOST_VM_INFO_COUNT; | |
| 66 | |
| 67 if (host_statistics(host.get(), | |
| 68 HOST_VM_INFO, | |
| 69 reinterpret_cast<host_info_t>(&vm_info), | |
| 70 &count) != KERN_SUCCESS) { | |
| 71 NOTREACHED(); | |
| 72 return 0; | |
| 73 } | |
| 74 | |
| 75 return static_cast<int64>( | |
| 76 vm_info.free_count - vm_info.speculative_count) * PAGE_SIZE; | |
| 77 } | |
| 78 | |
| 79 // static | |
| 80 std::string SysInfo::CPUModelName() { | |
| 81 char name[256]; | |
| 82 size_t len = arraysize(name); | |
| 83 if (sysctlbyname("machdep.cpu.brand_string", &name, &len, NULL, 0) == 0) | |
| 84 return name; | |
| 85 return std::string(); | |
| 86 } | |
| 87 | |
| 88 std::string SysInfo::HardwareModelName() { | |
| 89 char model[256]; | |
| 90 size_t len = sizeof(model); | |
| 91 if (sysctlbyname("hw.model", model, &len, NULL, 0) == 0) | |
| 92 return std::string(model, 0, len); | |
| 93 return std::string(); | |
| 94 } | |
| 95 | |
| 96 } // namespace base | |
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