IOCTL_BTHHFP_DEVICE_GET_KSNODETYPES - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// bthhfpddi.h

// CTL_CODE(0x0022, 0x001, METHOD_NEITHER, FILE_ANY_ACCESS)
#define IOCTL_BTHHFP_DEVICE_GET_KSNODETYPES 0x00220007
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ni-bthhfpddi-ioctl_bthhfp_device_get_ksnodetypes)

IOCTL_BTHHFP_DEVICE_GET_KSNODETYPES IOCTL

Description

The IOCTL_BTHHFP_DEVICE_GET_KSNODETYPES IOCTL Gets the KSNODE types that best describe the Bluetooth device’s input and output.

Note This IOCTL has been deprecated for Windows 8.1, so you should use IOCTL_BTHHFP_DEVICE_GET_DESCRIPTOR instead.

Parameters

Major code

Input buffer

None.

Input buffer length

None.

Output buffer

struct
{
    GUID OutputType;
    GUID InputType;
}

Output buffer length

The size of the specified structure.

Input/output buffer

Input/output buffer length

Status block

N/A

-InputType

The KSNODE type for the input.

-OutputType

The KSNODE type for the output.

Remarks

This request completes immediately.

See also

Bluetooth HFP DDI IOCTLs

IOCTL_BTHHFP_DEVICE_GET_DESCRIPTOR