NTSTATUS NTAPI RtlVerifyVersionInfo	(	IN PRTL_OSVERSIONINFOEXW	VersionInfo,
		IN ULONG	TypeMask,
		IN ULONGLONG	ConditionMask
	)
Definition at line 54 of file version.c.
Referenced by PciIsSuiteVersion(), and VerifyVersionInfoW().
{
    RTL_OSVERSIONINFOEXW ver;
    NTSTATUS status;

    /* FIXME:
        - Check the following special case on Windows (various versions):
          o lp->wSuiteMask == 0 and ver.wSuiteMask != 0 and VER_AND/VER_OR
          o lp->dwOSVersionInfoSize != sizeof(OSVERSIONINFOEXW)
        - MSDN talks about some tests being impossible. Check what really happens.
     */

    ver.dwOSVersionInfoSize = sizeof(ver);
    status = RtlGetVersion( (PRTL_OSVERSIONINFOW)&ver );
    if (status != STATUS_SUCCESS) return status;

    if(!(TypeMask && ConditionMask)) return STATUS_INVALID_PARAMETER;

    if(TypeMask & VER_PRODUCT_TYPE)
    {
        status = version_compare_values(ver.wProductType, VersionInfo->wProductType, ConditionMask >> 7 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK);
        if (status != STATUS_SUCCESS)
            return status;
    }
    if(TypeMask & VER_SUITENAME)
    {
        switch(ConditionMask >> 6 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK)
        {
            case VER_AND:
                if((VersionInfo->wSuiteMask & ver.wSuiteMask) != VersionInfo->wSuiteMask)
                    return STATUS_REVISION_MISMATCH;
                break;
            case VER_OR:
                if(!(VersionInfo->wSuiteMask & ver.wSuiteMask) && VersionInfo->wSuiteMask)
                    return STATUS_REVISION_MISMATCH;
                break;
            default:
                return STATUS_INVALID_PARAMETER;
        }
    }
    if(TypeMask & VER_PLATFORMID)
    {
        status = version_compare_values(ver.dwPlatformId, VersionInfo->dwPlatformId, ConditionMask >> 3 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK);
        if (status != STATUS_SUCCESS)
            return status;
    }
    if(TypeMask & VER_BUILDNUMBER)
    {
        status = version_compare_values(ver.dwBuildNumber, VersionInfo->dwBuildNumber, ConditionMask >> 2 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK);
        if (status != STATUS_SUCCESS)
            return status;
    }
    if(TypeMask & (VER_MAJORVERSION|VER_MINORVERSION|VER_SERVICEPACKMAJOR|VER_SERVICEPACKMINOR))
    {
        unsigned char condition = 0;
        BOOLEAN do_next_check = TRUE;

        if(TypeMask & VER_MAJORVERSION)
            condition = ConditionMask >> 1 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK;
        else if(TypeMask & VER_MINORVERSION)
            condition = ConditionMask >> 0 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK;
        else if(TypeMask & VER_SERVICEPACKMAJOR)
            condition = ConditionMask >> 5 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK;
        else if(TypeMask & VER_SERVICEPACKMINOR)
            condition = ConditionMask >> 4 * VER_NUM_BITS_PER_CONDITION_MASK & VER_CONDITION_MASK;

        if(TypeMask & VER_MAJORVERSION)
        {
            status = version_compare_values(ver.dwMajorVersion, VersionInfo->dwMajorVersion, condition);
            do_next_check = (ver.dwMajorVersion == VersionInfo->dwMajorVersion) &&
                ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
        }
        if((TypeMask & VER_MINORVERSION) && do_next_check)
        {
            status = version_compare_values(ver.dwMinorVersion, VersionInfo->dwMinorVersion, condition);
            do_next_check = (ver.dwMinorVersion == VersionInfo->dwMinorVersion) &&
                ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
        }
        if((TypeMask & VER_SERVICEPACKMAJOR) && do_next_check)
        {
            status = version_compare_values(ver.wServicePackMajor, VersionInfo->wServicePackMajor, condition);
            do_next_check = (ver.wServicePackMajor == VersionInfo->wServicePackMajor) &&
                ((condition != VER_EQUAL) || (status == STATUS_SUCCESS));
        }
        if((TypeMask & VER_SERVICEPACKMINOR) && do_next_check)
        {
            status = version_compare_values(ver.wServicePackMinor, VersionInfo->wServicePackMinor, condition);
        }

        if (status != STATUS_SUCCESS)
            return status;
    }

    return STATUS_SUCCESS;
}
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