MMRESULT
WdmAudQueryMixerInfoByMMixer(
IN struct _SOUND_DEVICE_INSTANCE* SoundDeviceInstance,
IN DWORD MixerId,
IN UINT uMsg,
IN LPVOID Parameter,
IN DWORD Flags)
{
LPMIXERLINEW MixLine;
LPMIXERLINECONTROLSW MixControls;
LPMIXERCONTROLDETAILS MixDetails;
HANDLE hMixer = NULL;
MixLine = (LPMIXERLINEW)Parameter;
MixControls = (LPMIXERLINECONTROLSW)Parameter;
MixDetails = (LPMIXERCONTROLDETAILS)Parameter;
/* FIXME param checks */
if (SoundDeviceInstance)
{
hMixer = SoundDeviceInstance->Handle;
}
switch(uMsg)
{
case MXDM_GETLINEINFO:
return WdmAudGetLineInfo(hMixer, MixerId, MixLine, Flags);
case MXDM_GETLINECONTROLS:
return WdmAudGetLineControls(hMixer, MixerId, MixControls, Flags);
case MXDM_SETCONTROLDETAILS:
return WdmAudSetControlDetails(hMixer, MixerId, MixDetails, Flags);
case MXDM_GETCONTROLDETAILS:
return WdmAudGetControlDetails(hMixer, MixerId, MixDetails, Flags);
default:
DPRINT1("MixerId %lu, uMsg %lu, Parameter %p, Flags %lu\n", MixerId, uMsg, Parameter, Flags);
SND_ASSERT(0);
return MMSYSERR_NOTSUPPORTED;
}
}
NTSTATUS
NTAPI
WdmAudDeviceControl(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
PWDMAUD_DEVICE_INFO DeviceInfo;
PWDMAUD_CLIENT ClientInfo;
IoStack = IoGetCurrentIrpStackLocation(Irp);
DPRINT("WdmAudDeviceControl entered\n");
if (IoStack->Parameters.DeviceIoControl.InputBufferLength < sizeof(WDMAUD_DEVICE_INFO))
{
/* invalid parameter */
DPRINT1("Input buffer too small size %u expected %u\n", IoStack->Parameters.DeviceIoControl.InputBufferLength, sizeof(WDMAUD_DEVICE_INFO));
return SetIrpIoStatus(Irp, STATUS_INVALID_PARAMETER, 0);
}
DeviceInfo = (PWDMAUD_DEVICE_INFO)Irp->AssociatedIrp.SystemBuffer;
if (DeviceInfo->DeviceType < MIN_SOUND_DEVICE_TYPE || DeviceInfo->DeviceType > MAX_SOUND_DEVICE_TYPE)
{
/* invalid parameter */
DPRINT1("Error: device type not set\n");
return SetIrpIoStatus(Irp, STATUS_INVALID_PARAMETER, 0);
}
if (!IoStack->FileObject || !IoStack->FileObject->FsContext)
{
/* file object parameter */
DPRINT1("Error: file object is not attached\n");
return SetIrpIoStatus(Irp, STATUS_UNSUCCESSFUL, 0);
}
ClientInfo = (PWDMAUD_CLIENT)IoStack->FileObject->FsContext;
DPRINT("WdmAudDeviceControl entered\n");
switch(IoStack->Parameters.DeviceIoControl.IoControlCode)
{
case IOCTL_OPEN_WDMAUD:
return WdmAudControlOpen(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETNUMDEVS_TYPE:
return WdmAudControlDeviceType(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_SETDEVICE_STATE:
return WdmAudControlDeviceState(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETCAPABILITIES:
return WdmAudCapabilities(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_CLOSE_WDMAUD:
return WdmAudIoctlClose(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETFRAMESIZE:
return WdmAudFrameSize(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETLINEINFO:
return WdmAudGetLineInfo(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETLINECONTROLS:
return WdmAudGetLineControls(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_SETCONTROLDETAILS:
return WdmAudSetControlDetails(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_GETCONTROLDETAILS:
return WdmAudGetControlDetails(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_QUERYDEVICEINTERFACESTRING:
return WdmAudGetDeviceInterface(DeviceObject, Irp, DeviceInfo);
case IOCTL_GET_MIXER_EVENT:
return WdmAudGetMixerEvent(DeviceObject, Irp, DeviceInfo, ClientInfo);
case IOCTL_RESET_STREAM:
return WdmAudResetStream(DeviceObject, Irp, DeviceInfo);
case IOCTL_GETPOS:
case IOCTL_GETDEVID:
case IOCTL_GETVOLUME:
case IOCTL_SETVOLUME:
DPRINT1("Unhandeled %x\n", IoStack->Parameters.DeviceIoControl.IoControlCode);
break;
}
return SetIrpIoStatus(Irp, STATUS_NOT_IMPLEMENTED, 0);
}