13 #define USBAUDIO_TAG 'AbsU'
14 #define USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE (0x24)
16 /* Universal Serial Bus Device Class Definition for Terminal Types Section 2.2 */
17 #define USB_AUDIO_STREAMING_TERMINAL_TYPE (0x0101)
19 #define USB_AUDIO_MICROPHONE_TERMINAL_TYPE (0x0201)
20 #define USB_AUDIO_DESKTOP_MICROPHONE_TERMINAL_TYPE (0x0202)
21 #define USB_AUDIO_PERSONAL_MICROPHONE_TERMINAL_TYPE (0x0203)
22 #define USB_AUDIO_OMMNI_MICROPHONE_TERMINAL_TYPE (0x0204)
23 #define USB_AUDIO_ARRAY_MICROPHONE_TERMINAL_TYPE (0x0205)
24 #define USB_AUDIO_ARRAY_PROCESSING_MICROPHONE_TERMINAL_TYPE (0x0206)
26 #define USB_AUDIO_SPEAKER_TERMINAL_TYPE (0x0301)
27 #define USB_HEADPHONES_SPEAKER_TERMINAL_TYPE (0x0302)
28 #define USB_AUDIO_HMDA_TERMINAL_TYPE (0x0303)
29 #define USB_AUDIO_DESKTOP_SPEAKER_TERMINAL_TYPE (0x0304)
30 #define USB_AUDIO_ROOM_SPEAKER_TERMINAL_TYPE (0x0305)
31 #define USB_AUDIO_COMMUNICATION_SPEAKER_TERMINAL_TYPE (0x0306)
32 #define USB_AUDIO_SUBWOOFER_TERMINAL_TYPE (0x0307)
33 #define USB_AUDIO_UNDEFINED_TERMINAL_TYPE (0xFFFF)
35 #define USB_AUDIO_INPUT_TERMINAL (0x02)
36 #define USB_AUDIO_OUTPUT_TERMINAL (0x03)
43 UCHAR bDescriptorType
;
44 UCHAR bDescriptorSubtype
;
49 }USB_AUDIO_CONTROL_INTERFACE_HEADER_DESCRIPTOR
, *PUSB_AUDIO_CONTROL_INTERFACE_HEADER_DESCRIPTOR
;
54 UCHAR bDescriptorType
;
55 UCHAR bDescriptorSubtype
;
61 }USB_AUDIO_CONTROL_OUTPUT_TERMINAL_DESCRIPTOR
, *PUSB_AUDIO_CONTROL_OUTPUT_TERMINAL_DESCRIPTOR
;
67 UCHAR bDescriptorType
;
68 UCHAR bDescriptorSubtype
;
73 USHORT wChannelConfig
;
76 }USB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR
, *PUSB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR
;
81 UCHAR bDescriptorType
;
82 UCHAR bDescriptorSubtype
;
88 }USB_AUDIO_CONTROL_FEATURE_UNIT_DESCRIPTOR
, *PUSB_AUDIO_CONTROL_FEATURE_UNIT_DESCRIPTOR
;
93 UCHAR bDescriptorType
;
94 UCHAR bDescriptorSubtype
;
99 USHORT wChannelConfig
;
103 }USB_AUDIO_CONTROL_MIXER_UNIT_DESCRIPTOR
, *PUSB_AUDIO_CONTROL_MIXER_UNIT_DESCRIPTOR
;
109 UCHAR bDescriptorType
;
110 UCHAR bDescriptorSubtype
;
114 }USB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR
, *PUSB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR
;
119 UCHAR bDescriptorType
;
120 UCHAR bDescriptorSubtype
;
124 UCHAR bBitResolution
;
127 }USB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR
, *PUSB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR
;
131 typedef struct __DEVICE_EXTENSION__
133 PDEVICE_OBJECT LowerDevice
; /* lower device*/
134 PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor
; /* usb configuration descriptor */
135 PUSB_DEVICE_DESCRIPTOR DeviceDescriptor
; /* usb device descriptor */
136 PUSBD_INTERFACE_INFORMATION InterfaceInfo
; /* interface information */
137 USBD_CONFIGURATION_HANDLE ConfigurationHandle
; /* configuration handle */
139 }DEVICE_EXTENSION
, *PDEVICE_EXTENSION
;
143 PDEVICE_EXTENSION DeviceExtension
; /* device extension */
144 PDEVICE_OBJECT LowerDevice
; /* lower device*/
146 }FILTER_CONTEXT
, *PFILTER_CONTEXT
;
150 PDEVICE_EXTENSION DeviceExtension
; /* device extension */
151 PDEVICE_OBJECT LowerDevice
; /* lower device*/
152 LIST_ENTRY IrpListHead
; /* irp list*/
153 LIST_ENTRY DoneIrpListHead
; /* irp done list head */
154 KSPIN_LOCK IrpListLock
; /* irp list lock*/
155 PUCHAR Buffer
; /* iso buffer*/
156 ULONG BufferSize
; /* iso buffer size */
157 PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor
; /* interface descriptor */
158 WORK_QUEUE_ITEM CaptureWorkItem
; /* work item */
159 PKSWORKER CaptureWorker
; /* capture worker */
160 WORK_QUEUE_ITEM StarvationWorkItem
; /* work item */
161 PKSWORKER StarvationWorker
; /* capture worker */
162 }PIN_CONTEXT
, *PPIN_CONTEXT
;
168 USBAudioCreateFilterContext(
186 IN PDEVICE_OBJECT Device
,
192 _In_ PKSDEVICE Device
198 _In_ PKSDEVICE Device
,
200 _In_opt_ PCM_RESOURCE_LIST TranslatedResourceList
,
201 _In_opt_ PCM_RESOURCE_LIST UntranslatedResourceList
206 USBAudioPnPQueryStop(
207 _In_ PKSDEVICE Device
,
213 USBAudioPnPCancelStop(
214 _In_ PKSDEVICE Device
,
221 _In_ PKSDEVICE Device
,
227 USBAudioPnPQueryRemove(
228 _In_ PKSDEVICE Device
,
234 USBAudioPnPCancelRemove(
235 _In_ PKSDEVICE Device
,
242 _In_ PKSDEVICE Device
,
248 USBAudioPnPQueryCapabilities(
249 _In_ PKSDEVICE Device
,
251 _Inout_ PDEVICE_CAPABILITIES Capabilities
256 USBAudioPnPSurpriseRemoval(
257 _In_ PKSDEVICE Device
,
263 USBAudioPnPQueryPower(
264 _In_ PKSDEVICE Device
,
266 _In_ DEVICE_POWER_STATE DeviceTo
,
267 _In_ DEVICE_POWER_STATE DeviceFrom
,
268 _In_ SYSTEM_POWER_STATE SystemTo
,
269 _In_ SYSTEM_POWER_STATE SystemFrom
,
270 _In_ POWER_ACTION Action
276 _In_ PKSDEVICE Device
,
278 _In_ DEVICE_POWER_STATE To
,
279 _In_ DEVICE_POWER_STATE From
286 UsbAudioPinDataIntersect(
290 _In_ PKSDATARANGE DataRange
,
291 _In_ PKSDATARANGE MatchingDataRange
,
292 _In_ ULONG DataBufferSize
,
294 _Out_ PULONG DataSize
);
298 UsbAudioCaptureComplete(
299 IN PDEVICE_OBJECT DeviceObject
,
327 USBAudioPinSetDataFormat(
329 _In_opt_ PKSDATAFORMAT OldFormat
,
330 _In_opt_ PKSMULTIPLE_ITEM OldAttributeList
,
331 _In_
const KSDATARANGE
* DataRange
,
332 _In_opt_
const KSATTRIBUTE_LIST
* AttributeRange
);
336 USBAudioPinSetDeviceState(
338 _In_ KSSTATE ToState
,
339 _In_ KSSTATE FromState
);