BOOLEAN WINAPI GetPwrDiskSpindownRange	(	PUINT	RangeMax,
		PUINT	RangeMin
	)
Definition at line 382 of file powrprof.c.
{
    HKEY hKey;
    BYTE lpValue[40];
    LONG Ret;
    DWORD cbValue = sizeof(lpValue);

    TRACE("(%p, %p)\n", RangeMax, RangeMin);

    if (RangeMax == NULL || RangeMin == NULL)
    {
        SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }

    WaitForSingleObject(PPRegSemaphore, INFINITE);

    Ret = RegOpenKeyExW(HKEY_LOCAL_MACHINE, szPowerCfgSubKey, 0, KEY_READ, &hKey);
    if (Ret != ERROR_SUCCESS)
    {
        TRACE("RegOpenKeyEx failed: %d\n", Ret);
        TRACE("Using defaults: 3600, 3\n");
        *RangeMax = 3600;
        *RangeMin = 3;
        ReleaseSemaphore(PPRegSemaphore, 1, NULL);
        return TRUE;
    }

    Ret = RegQueryValueExW(hKey, szDiskMax, 0, 0, lpValue, &cbValue);
    if (Ret != ERROR_SUCCESS)
    {
        TRACE("Couldn't open DiskSpinDownMax: %d\n", Ret);
        TRACE("Using default: 3600\n");
        *RangeMax = 3600;
    }
    else
    {
        *RangeMax = _wtoi((LPCWSTR)lpValue);
    }

    cbValue = sizeof(lpValue);

    Ret = RegQueryValueExW(hKey, szDiskMin, 0, 0, lpValue, &cbValue);
    if (Ret != ERROR_SUCCESS)
    {
        TRACE("Couldn't open DiskSpinDownMin: %d\n", Ret);
        TRACE("Using default: 3\n");
        *RangeMin = 3;
    }
    else
    {
        *RangeMin = _wtoi((LPCWSTR)lpValue);
    }

    RegCloseKey(hKey);

    ReleaseSemaphore(PPRegSemaphore, 1, NULL);

    return TRUE;
}
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