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#include "rar.hpp"
DWORD WinNT()
{
static int dwPlatformId=-1;
static DWORD dwMajorVersion,dwMinorVersion;
if (dwPlatformId==-1)
{
OSVERSIONINFO WinVer;
WinVer.dwOSVersionInfoSize=sizeof(WinVer);
GetVersionEx(&WinVer);
dwPlatformId=WinVer.dwPlatformId;
dwMajorVersion=WinVer.dwMajorVersion;
dwMinorVersion=WinVer.dwMinorVersion;
}
DWORD Result=0;
if (dwPlatformId==VER_PLATFORM_WIN32_NT)
Result=dwMajorVersion*0x100+dwMinorVersion;
return Result;
}
// Replace it with documented Windows 11 check when available.
#include <comdef.h>
#include <Wbemidl.h>
#pragma comment(lib, "wbemuuid.lib")
static bool WMI_IsWindows10()
{
IWbemLocator *pLoc = NULL;
HRESULT hres = CoCreateInstance(CLSID_WbemLocator,0,CLSCTX_INPROC_SERVER,
IID_IWbemLocator,(LPVOID *)&pLoc);
if (FAILED(hres))
return false;
IWbemServices *pSvc = NULL;
hres = pLoc->ConnectServer(_bstr_t(L"ROOT\\CIMV2"),NULL,NULL,NULL,0,NULL,NULL,&pSvc);
if (FAILED(hres))
{
pLoc->Release();
return false;
}
hres = CoSetProxyBlanket(pSvc,RPC_C_AUTHN_WINNT,RPC_C_AUTHZ_NONE,NULL,
RPC_C_AUTHN_LEVEL_CALL,RPC_C_IMP_LEVEL_IMPERSONATE,NULL,EOAC_NONE);
if (FAILED(hres))
{
pSvc->Release();
pLoc->Release();
return false;
}
IEnumWbemClassObject *pEnumerator = NULL;
hres = pSvc->ExecQuery(bstr_t("WQL"), bstr_t("SELECT * FROM Win32_OperatingSystem"),
WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
if (FAILED(hres) || pEnumerator==NULL)
{
pSvc->Release();
pLoc->Release();
return false;
}
bool Win10=false;
IWbemClassObject *pclsObj = NULL;
ULONG uReturn = 0;
pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);
if (pclsObj!=NULL && uReturn>0)
{
VARIANT vtProp;
pclsObj->Get(L"Name", 0, &vtProp, 0, 0);
Win10|=wcsstr(vtProp.bstrVal,L"Windows 10")!=NULL;
VariantClear(&vtProp);
pclsObj->Release();
}
pSvc->Release();
pLoc->Release();
pEnumerator->Release();
return Win10;
}
// Replace it with actual check when available.
bool IsWindows11OrGreater()
{
static bool IsSet=false,IsWin11=false;
if (!IsSet)
{
OSVERSIONINFO WinVer;
WinVer.dwOSVersionInfoSize=sizeof(WinVer);
GetVersionEx(&WinVer);
IsWin11=WinVer.dwMajorVersion>10 ||
WinVer.dwMajorVersion==10 && WinVer.dwBuildNumber >= 22000 && !WMI_IsWindows10();
IsSet=true;
}
return IsWin11;
}
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