Type Alias openthread_sys::otNcpHdlcSendCallback

pub type otNcpHdlcSendCallback = Option<unsafe extern "C" fn(aBuf: *const u8, aBufLength: u16) -> c_int>;

Pointer is called to send HDLC encoded NCP data.

@param[in] aBuf A pointer to a buffer with an output. @param[in] aBufLength A length of the output data stored in the buffer.

@returns Number of bytes processed by the callback.

Aliased Type

enum otNcpHdlcSendCallback {
    None,
    Some(unsafe extern "C" fn(_: *const u8, _: u16) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *const u8, _: u16) -> i32)

Some value of type T.