mirror of
https://github.com/klzgrad/naiveproxy.git
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281 lines
9.3 KiB
C++
281 lines
9.3 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/win/windows_version.h"
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#include <windows.h>
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#include <memory>
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#include "base/file_version_info_win.h"
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#include "base/files/file_path.h"
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#include "base/logging.h"
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#include "base/strings/utf_string_conversions.h"
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#include "base/win/registry.h"
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#if !defined(__clang__) && _MSC_FULL_VER < 191125507
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#error VS 2017 Update 3.2 or higher is required
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#endif
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#if !defined(NTDDI_WIN10_RS2)
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// Windows 10 Creators Update SDK is required to build Chrome. It is important
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// to install the 10.0.15063.468 version, released June 2017, because earlier
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// versions had bugs and could not build Chrome. See this link for details:
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// https://developercommunity.visualstudio.com/content/problem/42961/15063-sdk-is-broken-bitsh-indirectly-references-no.html
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#error Creators Update SDK (10.0.15063.468) required.
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#endif
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namespace {
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typedef BOOL (WINAPI *GetProductInfoPtr)(DWORD, DWORD, DWORD, DWORD, PDWORD);
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} // namespace
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namespace base {
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namespace win {
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namespace {
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// Helper to map a major.minor.x.build version (e.g. 6.1) to a Windows release.
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Version MajorMinorBuildToVersion(int major, int minor, int build) {
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if ((major == 5) && (minor > 0)) {
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// Treat XP Pro x64, Home Server, and Server 2003 R2 as Server 2003.
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return (minor == 1) ? VERSION_XP : VERSION_SERVER_2003;
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} else if (major == 6) {
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switch (minor) {
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case 0:
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// Treat Windows Server 2008 the same as Windows Vista.
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return VERSION_VISTA;
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case 1:
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// Treat Windows Server 2008 R2 the same as Windows 7.
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return VERSION_WIN7;
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case 2:
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// Treat Windows Server 2012 the same as Windows 8.
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return VERSION_WIN8;
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default:
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DCHECK_EQ(minor, 3);
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return VERSION_WIN8_1;
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}
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} else if (major == 10) {
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if (build < 10586) {
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return VERSION_WIN10;
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} else if (build < 14393) {
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return VERSION_WIN10_TH2;
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} else if (build < 15063) {
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return VERSION_WIN10_RS1;
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} else {
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return VERSION_WIN10_RS2;
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}
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} else if (major > 6) {
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NOTREACHED();
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return VERSION_WIN_LAST;
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}
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return VERSION_PRE_XP;
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}
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// Retrieve a version from kernel32. This is useful because when running in
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// compatibility mode for a down-level version of the OS, the file version of
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// kernel32 will still be the "real" version.
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Version GetVersionFromKernel32() {
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std::unique_ptr<FileVersionInfoWin> file_version_info(
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static_cast<FileVersionInfoWin*>(
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FileVersionInfoWin::CreateFileVersionInfo(
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base::FilePath(FILE_PATH_LITERAL("kernel32.dll")))));
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if (file_version_info) {
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const int major =
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HIWORD(file_version_info->fixed_file_info()->dwFileVersionMS);
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const int minor =
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LOWORD(file_version_info->fixed_file_info()->dwFileVersionMS);
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const int build =
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HIWORD(file_version_info->fixed_file_info()->dwFileVersionLS);
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return MajorMinorBuildToVersion(major, minor, build);
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}
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NOTREACHED();
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return VERSION_WIN_LAST;
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}
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// Returns the the "UBR" value from the registry. Introduced in Windows 10,
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// this undocumented value appears to be similar to a patch number.
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// Returns 0 if the value does not exist or it could not be read.
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int GetUBR() {
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// The values under the CurrentVersion registry hive are mirrored under
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// the corresponding Wow6432 hive.
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static constexpr wchar_t kRegKeyWindowsNTCurrentVersion[] =
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L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion";
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base::win::RegKey key;
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if (key.Open(HKEY_LOCAL_MACHINE, kRegKeyWindowsNTCurrentVersion,
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KEY_QUERY_VALUE) != ERROR_SUCCESS) {
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return 0;
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}
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DWORD ubr = 0;
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key.ReadValueDW(L"UBR", &ubr);
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return static_cast<int>(ubr);
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}
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} // namespace
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// static
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OSInfo* OSInfo::GetInstance() {
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// Note: we don't use the Singleton class because it depends on AtExitManager,
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// and it's convenient for other modules to use this classs without it. This
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// pattern is copied from gurl.cc.
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static OSInfo* info;
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if (!info) {
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OSInfo* new_info = new OSInfo();
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if (InterlockedCompareExchangePointer(
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reinterpret_cast<PVOID*>(&info), new_info, NULL)) {
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delete new_info;
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}
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}
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return info;
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}
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OSInfo::OSInfo()
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: version_(VERSION_PRE_XP),
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kernel32_version_(VERSION_PRE_XP),
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got_kernel32_version_(false),
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architecture_(OTHER_ARCHITECTURE),
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wow64_status_(GetWOW64StatusForProcess(GetCurrentProcess())) {
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OSVERSIONINFOEX version_info = { sizeof version_info };
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::GetVersionEx(reinterpret_cast<OSVERSIONINFO*>(&version_info));
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version_number_.major = version_info.dwMajorVersion;
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version_number_.minor = version_info.dwMinorVersion;
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version_number_.build = version_info.dwBuildNumber;
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version_number_.patch = GetUBR();
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version_ = MajorMinorBuildToVersion(
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version_number_.major, version_number_.minor, version_number_.build);
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service_pack_.major = version_info.wServicePackMajor;
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service_pack_.minor = version_info.wServicePackMinor;
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service_pack_str_ = base::WideToUTF8(version_info.szCSDVersion);
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SYSTEM_INFO system_info = {};
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::GetNativeSystemInfo(&system_info);
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switch (system_info.wProcessorArchitecture) {
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case PROCESSOR_ARCHITECTURE_INTEL: architecture_ = X86_ARCHITECTURE; break;
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case PROCESSOR_ARCHITECTURE_AMD64: architecture_ = X64_ARCHITECTURE; break;
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case PROCESSOR_ARCHITECTURE_IA64: architecture_ = IA64_ARCHITECTURE; break;
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}
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processors_ = system_info.dwNumberOfProcessors;
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allocation_granularity_ = system_info.dwAllocationGranularity;
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GetProductInfoPtr get_product_info;
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DWORD os_type;
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if (version_info.dwMajorVersion == 6 || version_info.dwMajorVersion == 10) {
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// Only present on Vista+.
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get_product_info = reinterpret_cast<GetProductInfoPtr>(
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::GetProcAddress(::GetModuleHandle(L"kernel32.dll"), "GetProductInfo"));
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get_product_info(version_info.dwMajorVersion, version_info.dwMinorVersion,
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0, 0, &os_type);
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switch (os_type) {
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case PRODUCT_CLUSTER_SERVER:
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case PRODUCT_DATACENTER_SERVER:
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case PRODUCT_DATACENTER_SERVER_CORE:
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case PRODUCT_ENTERPRISE_SERVER:
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case PRODUCT_ENTERPRISE_SERVER_CORE:
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case PRODUCT_ENTERPRISE_SERVER_IA64:
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case PRODUCT_SMALLBUSINESS_SERVER:
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case PRODUCT_SMALLBUSINESS_SERVER_PREMIUM:
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case PRODUCT_STANDARD_SERVER:
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case PRODUCT_STANDARD_SERVER_CORE:
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case PRODUCT_WEB_SERVER:
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version_type_ = SUITE_SERVER;
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break;
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case PRODUCT_PROFESSIONAL:
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case PRODUCT_ULTIMATE:
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version_type_ = SUITE_PROFESSIONAL;
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break;
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case PRODUCT_ENTERPRISE:
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case PRODUCT_ENTERPRISE_E:
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case PRODUCT_ENTERPRISE_EVALUATION:
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case PRODUCT_ENTERPRISE_N:
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case PRODUCT_ENTERPRISE_N_EVALUATION:
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case PRODUCT_ENTERPRISE_S:
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case PRODUCT_ENTERPRISE_S_EVALUATION:
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case PRODUCT_ENTERPRISE_S_N:
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case PRODUCT_ENTERPRISE_S_N_EVALUATION:
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case PRODUCT_BUSINESS:
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case PRODUCT_BUSINESS_N:
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version_type_ = SUITE_ENTERPRISE;
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break;
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case PRODUCT_EDUCATION:
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case PRODUCT_EDUCATION_N:
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version_type_ = SUITE_EDUCATION;
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break;
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case PRODUCT_HOME_BASIC:
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case PRODUCT_HOME_PREMIUM:
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case PRODUCT_STARTER:
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default:
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version_type_ = SUITE_HOME;
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break;
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}
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} else if (version_info.dwMajorVersion == 5 &&
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version_info.dwMinorVersion == 2) {
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if (version_info.wProductType == VER_NT_WORKSTATION &&
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system_info.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64) {
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version_type_ = SUITE_PROFESSIONAL;
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} else if (version_info.wSuiteMask & VER_SUITE_WH_SERVER) {
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version_type_ = SUITE_HOME;
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} else {
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version_type_ = SUITE_SERVER;
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}
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} else if (version_info.dwMajorVersion == 5 &&
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version_info.dwMinorVersion == 1) {
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if (version_info.wSuiteMask & VER_SUITE_PERSONAL)
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version_type_ = SUITE_HOME;
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else
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version_type_ = SUITE_PROFESSIONAL;
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} else {
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// Windows is pre XP so we don't care but pick a safe default.
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version_type_ = SUITE_HOME;
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}
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}
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OSInfo::~OSInfo() {
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}
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Version OSInfo::Kernel32Version() const {
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if (!got_kernel32_version_) {
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kernel32_version_ = GetVersionFromKernel32();
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got_kernel32_version_ = true;
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}
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return kernel32_version_;
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}
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std::string OSInfo::processor_model_name() {
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if (processor_model_name_.empty()) {
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const wchar_t kProcessorNameString[] =
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L"HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0";
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base::win::RegKey key(HKEY_LOCAL_MACHINE, kProcessorNameString, KEY_READ);
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string16 value;
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key.ReadValue(L"ProcessorNameString", &value);
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processor_model_name_ = UTF16ToUTF8(value);
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}
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return processor_model_name_;
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}
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// static
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OSInfo::WOW64Status OSInfo::GetWOW64StatusForProcess(HANDLE process_handle) {
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typedef BOOL (WINAPI* IsWow64ProcessFunc)(HANDLE, PBOOL);
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IsWow64ProcessFunc is_wow64_process = reinterpret_cast<IsWow64ProcessFunc>(
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GetProcAddress(GetModuleHandle(L"kernel32.dll"), "IsWow64Process"));
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if (!is_wow64_process)
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return WOW64_DISABLED;
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BOOL is_wow64 = FALSE;
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if (!(*is_wow64_process)(process_handle, &is_wow64))
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return WOW64_UNKNOWN;
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return is_wow64 ? WOW64_ENABLED : WOW64_DISABLED;
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}
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Version GetVersion() {
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return OSInfo::GetInstance()->version();
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}
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} // namespace win
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} // namespace base
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