IOCTL_BTHHFP_STREAM_CLOSE IOCTL (bthhfpddi.h)
The IOCTL_BTHHFP_STREAM_CLOSE IOCTL indicates that the client driver no longer requires the synchronous connection-oriented (SCO) channel for streaming audio.
Major code
Input buffer
N/A
Input buffer length
N/A
Output buffer
N/A
Output buffer length
N/A
Status block
N/A
Remarks
The request completes immediately.
The audio driver starts this request when the KS pin transitions to the KSSTATE_STOP state, and should not finish the pin state transition until this request completes.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 |
| Minimum supported server | Windows Server 2012 |
| Header | bthhfpddi.h |