diff options
Diffstat (limited to 'mfbt/WindowsVersion.h')
| -rw-r--r-- | mfbt/WindowsVersion.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/mfbt/WindowsVersion.h b/mfbt/WindowsVersion.h new file mode 100644 index 0000000000..9ee3c421ce --- /dev/null +++ b/mfbt/WindowsVersion.h @@ -0,0 +1,215 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_WindowsVersion_h +#define mozilla_WindowsVersion_h + +#include "mozilla/Atomics.h" +#include "mozilla/Attributes.h" +#include <stdint.h> +#include <windows.h> + +namespace mozilla { + +inline bool IsWindowsVersionOrLater(uint32_t aVersion) { + static Atomic<uint32_t> minVersion(0); + static Atomic<uint32_t> maxVersion(UINT32_MAX); + + if (minVersion >= aVersion) { + return true; + } + + if (aVersion >= maxVersion) { + return false; + } + + OSVERSIONINFOEXW info; + ZeroMemory(&info, sizeof(OSVERSIONINFOEXW)); + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW); + info.dwMajorVersion = aVersion >> 24; + info.dwMinorVersion = (aVersion >> 16) & 0xFF; + info.wServicePackMajor = (aVersion >> 8) & 0xFF; + info.wServicePackMinor = aVersion & 0xFF; + + DWORDLONG conditionMask = 0; + VER_SET_CONDITION(conditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_MINORVERSION, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMINOR, VER_GREATER_EQUAL); + + if (VerifyVersionInfoW(&info, + VER_MAJORVERSION | VER_MINORVERSION | + VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR, + conditionMask)) { + minVersion = aVersion; + return true; + } + + maxVersion = aVersion; + return false; +} + +inline bool IsWindowsBuildOrLater(uint32_t aBuild) { + static Atomic<uint32_t> minBuild(0); + static Atomic<uint32_t> maxBuild(UINT32_MAX); + + if (minBuild >= aBuild) { + return true; + } + + if (aBuild >= maxBuild) { + return false; + } + + OSVERSIONINFOEXW info; + ZeroMemory(&info, sizeof(OSVERSIONINFOEXW)); + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW); + info.dwBuildNumber = aBuild; + + DWORDLONG conditionMask = 0; + VER_SET_CONDITION(conditionMask, VER_BUILDNUMBER, VER_GREATER_EQUAL); + + if (VerifyVersionInfoW(&info, VER_BUILDNUMBER, conditionMask)) { + minBuild = aBuild; + return true; + } + + maxBuild = aBuild; + return false; +} + +inline bool IsWindows10BuildOrLater(uint32_t aBuild) { + static Atomic<uint32_t> minBuild(0); + static Atomic<uint32_t> maxBuild(UINT32_MAX); + + if (minBuild >= aBuild) { + return true; + } + + if (aBuild >= maxBuild) { + return false; + } + + OSVERSIONINFOEXW info; + ZeroMemory(&info, sizeof(OSVERSIONINFOEXW)); + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW); + info.dwMajorVersion = 10; + info.dwBuildNumber = aBuild; + + DWORDLONG conditionMask = 0; + VER_SET_CONDITION(conditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_MINORVERSION, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_BUILDNUMBER, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL); + VER_SET_CONDITION(conditionMask, VER_SERVICEPACKMINOR, VER_GREATER_EQUAL); + + if (VerifyVersionInfoW(&info, + VER_MAJORVERSION | VER_MINORVERSION | VER_BUILDNUMBER | + VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR, + conditionMask)) { + minBuild = aBuild; + return true; + } + + maxBuild = aBuild; + return false; +} + +MOZ_ALWAYS_INLINE bool IsWin7SP1OrLater() { + return IsWindowsVersionOrLater(0x06010100ul); +} + +MOZ_ALWAYS_INLINE bool IsWin8OrLater() { + return IsWindowsVersionOrLater(0x06020000ul); +} + +MOZ_ALWAYS_INLINE bool IsWin8Point1OrLater() { + return IsWindowsVersionOrLater(0x06030000ul); +} + +MOZ_ALWAYS_INLINE bool IsWin10OrLater() { + return IsWindowsVersionOrLater(0x0a000000ul); +} + +MOZ_ALWAYS_INLINE bool IsWin10November2015UpdateOrLater() { + return IsWindows10BuildOrLater(10586); +} + +MOZ_ALWAYS_INLINE bool IsWin10AnniversaryUpdateOrLater() { + return IsWindows10BuildOrLater(14393); +} + +MOZ_ALWAYS_INLINE bool IsWin10CreatorsUpdateOrLater() { + return IsWindows10BuildOrLater(15063); +} + +MOZ_ALWAYS_INLINE bool IsWin10FallCreatorsUpdateOrLater() { + return IsWindows10BuildOrLater(16299); +} + +MOZ_ALWAYS_INLINE bool IsWin10April2018UpdateOrLater() { + return IsWindows10BuildOrLater(17134); +} + +MOZ_ALWAYS_INLINE bool IsWin10Sep2018UpdateOrLater() { + return IsWindows10BuildOrLater(17763); +} + +MOZ_ALWAYS_INLINE bool IsWin10May2019UpdateOrLater() { + return IsWindows10BuildOrLater(18362); +} + +MOZ_ALWAYS_INLINE bool IsWin11OrLater() { + return IsWindows10BuildOrLater(22000); +} + +MOZ_ALWAYS_INLINE bool IsNotWin7PreRTM() { + return IsWin7SP1OrLater() || IsWindowsBuildOrLater(7600); +} + +inline bool IsWin7AndPre2000Compatible() { + /* + * See Bug 1279171. + * We'd like to avoid using WMF on specific OS version when compatibility + * mode is in effect. The purpose of this function is to check if FF runs on + * Win7 OS with application compatibility mode being set to 95/98/ME. + * Those compatibility mode options (95/98/ME) can only display and + * be selected for 32-bit application. + * If the compatibility mode is in effect, the GetVersionEx function will + * report the OS as it identifies itself, which may not be the OS that is + * installed. + * Note : 1) We only target for Win7 build number greater than 7600. + * 2) GetVersionEx may be altered or unavailable for release after + * Win8.1. Set pragma to avoid build warning as error. + */ + bool isWin7 = IsNotWin7PreRTM() && !IsWin8OrLater(); + if (!isWin7) { + return false; + } + + OSVERSIONINFOEXW info; + ZeroMemory(&info, sizeof(OSVERSIONINFOEXW)); + + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW); +#pragma warning(push) +#pragma warning(disable : 4996) + bool success = GetVersionExW((LPOSVERSIONINFOW)&info); +#pragma warning(pop) + if (!success) { + return false; + } + return info.dwMajorVersion < 5; +} + +// Whether we're a Windows 11 build with "Suggested actions" feature which +// causes hangs. See bug 1774285. +MOZ_ALWAYS_INLINE bool NeedsWindows11SuggestedActionsWorkaround() { + return IsWindows10BuildOrLater(22621); +} + +} // namespace mozilla + +#endif /* mozilla_WindowsVersion_h */ |