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/* -*- 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
#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 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 IsWin10AnniversaryUpdateOrLater() {
return IsWindows10BuildOrLater(14393);
}
MOZ_ALWAYS_INLINE bool IsWin10CreatorsUpdateOrLater() {
return IsWindows10BuildOrLater(15063);
}
MOZ_ALWAYS_INLINE bool IsWin10FallCreatorsUpdateOrLater() {
return IsWindows10BuildOrLater(16299);
}
MOZ_ALWAYS_INLINE bool IsWin10Sep2018UpdateOrLater() {
return IsWindows10BuildOrLater(17763);
}
MOZ_ALWAYS_INLINE bool IsWin11OrLater() {
return IsWindows10BuildOrLater(22000);
}
MOZ_ALWAYS_INLINE bool IsWin1122H2OrLater() {
return IsWindows10BuildOrLater(22621);
}
} // namespace mozilla
#endif /* mozilla_WindowsVersion_h */