| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/sys_info.h" |
| |
| #include <ApplicationServices/ApplicationServices.h> |
| #include <CoreServices/CoreServices.h> |
| #include <mach/mach_host.h> |
| #include <mach/mach_init.h> |
| |
| #include "base/logging.h" |
| #include "base/stringprintf.h" |
| |
| namespace base { |
| |
| // static |
| std::string SysInfo::OperatingSystemName() { |
| return "Mac OS X"; |
| } |
| |
| // static |
| std::string SysInfo::OperatingSystemVersion() { |
| int32 major, minor, bugfix; |
| OperatingSystemVersionNumbers(&major, &minor, &bugfix); |
| return base::StringPrintf("%d.%d.%d", major, minor, bugfix); |
| } |
| |
| // static |
| void SysInfo::OperatingSystemVersionNumbers(int32* major_version, |
| int32* minor_version, |
| int32* bugfix_version) { |
| Gestalt(gestaltSystemVersionMajor, |
| reinterpret_cast<SInt32*>(major_version)); |
| Gestalt(gestaltSystemVersionMinor, |
| reinterpret_cast<SInt32*>(minor_version)); |
| Gestalt(gestaltSystemVersionBugFix, |
| reinterpret_cast<SInt32*>(bugfix_version)); |
| } |
| |
| // static |
| int64 SysInfo::AmountOfPhysicalMemory() { |
| struct host_basic_info hostinfo; |
| mach_msg_type_number_t count = HOST_BASIC_INFO_COUNT; |
| int result = host_info(mach_host_self(), |
| HOST_BASIC_INFO, |
| reinterpret_cast<host_info_t>(&hostinfo), |
| &count); |
| if (result != KERN_SUCCESS) { |
| NOTREACHED(); |
| return 0; |
| } |
| DCHECK_EQ(HOST_BASIC_INFO_COUNT, count); |
| return static_cast<int64>(hostinfo.max_mem); |
| } |
| |
| } // namespace base |