Function register_injection_callback 

pub unsafe extern "C" fn register_injection_callback(
    handle: &Context,
    service_id: u32,
    callback: Option<InjectionCallback>,
    priv_data: *mut c_void,
) -> ReturnValue

Register callback function with private data called when injection message was received.

• @param handle pointer to an object containing information about one special logging context
• @param service_id the service id to be waited for
• @param (*dlt_injection_callback) function pointer to callback function
• @param priv private data
• @return Value from DltReturnValue enum