MMRESULT
WdmAudGetLineControls(
IN HANDLE hMixer,
IN DWORD MixerId,
IN LPMIXERLINECONTROLSW MixControls,
IN ULONG Flags)
{
if (MMixerGetLineControls(&MixerContext, hMixer, MixerId, Flags, MixControls) == MM_STATUS_SUCCESS)
return MMSYSERR_NOERROR;
return MMSYSERR_ERROR;
}
NTSTATUS
NTAPI
WdmAudGetLineControls(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp,
IN PWDMAUD_DEVICE_INFO DeviceInfo,
IN PWDMAUD_CLIENT ClientInfo)
{
MIXER_STATUS Status;
/* clear hmixer type flag */
DeviceInfo->Flags &= ~MIXER_OBJECTF_HMIXER;
/* query mixer library */
Status = MMixerGetLineControls(&MixerContext, DeviceInfo->hDevice, DeviceInfo->DeviceIndex, DeviceInfo->Flags, &DeviceInfo->u.MixControls);
if (Status == MM_STATUS_SUCCESS)
return SetIrpIoStatus(Irp, STATUS_SUCCESS, sizeof(WDMAUD_DEVICE_INFO));
else
return SetIrpIoStatus(Irp, STATUS_UNSUCCESSFUL, sizeof(WDMAUD_DEVICE_INFO));
}