BTH_STACK_IOCTL_GET_CONNECTED
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8/28/2008
This IOCTL retrieves state of the hardware. The state is TRUE if the hardware is present and initialized.
Parameters
- hDeviceContext
[in] Device context handle.
- fSelector
[in] Equals BTH_STACK_IOCTL_GET_CONNECTED.
- cInBuffer
[in] Equals 0.
- pInBuffer
Not used.
- cOutBuffer
[in] Equals 4.
pOutBuffer
[in] Must point to an aligned unsigned integer.[out] Gets hardware state.
- pcDataReturned
[out] Equals cOutBuffer.
Return Values
If the call succeeds, the return value is ERROR_SUCCESS.
If the function fails, the following table shows a list of possible error values.
| Error value | Description |
|---|---|
ERROR_INVALID_PARAMETER |
Parameters are invalid (buffers are not properly sized). |
ERROR_SERVICE_NOT_ACTIVE |
HCI is not active or there is no hardware. |
Requirements
| Header | bt_ddi.h |
| Windows Embedded CE | Windows CE .NET 4.0 and later |