mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 13:45:27 +00:00
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/* 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 "nscore.h"
|
|
#include <windows.h>
|
|
|
|
namespace mozilla
|
|
{
|
|
inline bool
|
|
IsWindowsVersionOrLater(uint64_t aVersion)
|
|
{
|
|
static uint64_t minVersion = 0;
|
|
static uint64_t maxVersion = UINT64_MAX;
|
|
|
|
if (minVersion >= aVersion) {
|
|
return true;
|
|
}
|
|
|
|
if (aVersion >= maxVersion) {
|
|
return false;
|
|
}
|
|
|
|
OSVERSIONINFOEX info;
|
|
ZeroMemory(&info, sizeof(OSVERSIONINFOEX));
|
|
info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
|
|
info.dwMajorVersion = aVersion >> 48;
|
|
info.dwMinorVersion = (aVersion >> 32) & 0xFFFF;
|
|
info.wServicePackMajor = (aVersion >> 16) & 0xFFFF;
|
|
info.wServicePackMinor = aVersion & 0xFFFF;
|
|
|
|
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 (VerifyVersionInfo(&info,
|
|
VER_MAJORVERSION | VER_MINORVERSION |
|
|
VER_SERVICEPACKMAJOR | VER_SERVICEPACKMINOR,
|
|
conditionMask)) {
|
|
minVersion = aVersion;
|
|
return true;
|
|
}
|
|
|
|
maxVersion = aVersion;
|
|
return false;
|
|
}
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsXPSP3OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0005000100030000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsWin2003OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0005000200000000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsWin2003SP2OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0005000200020000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsVistaOrLater()
|
|
{ return IsWindowsVersionOrLater(0x0006000000000000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsVistaSP1OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0006000000010000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsWin7OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0006000100000000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsWin7SP1OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0006000100010000ull); }
|
|
|
|
MOZ_ALWAYS_INLINE bool
|
|
IsWin8OrLater()
|
|
{ return IsWindowsVersionOrLater(0x0006000200000000ull); }
|
|
}
|
|
|
|
#endif /* mozilla_WindowsVersion_h */
|