Type Alias NfcGenericCallbackEx 

pub type NfcGenericCallbackEx = Option<unsafe extern "C" fn(event: NfcGenericEventEx, context: *mut c_void) -> NfcCommand>;

Extended generic Nfc event callback type.

A function of this type must be passed as the callback parameter upon extended start of a poller.

Arguments

• [in] - event Nfc extended generic event, passed by value, complete with protocol type and data.
• [in,out] - context pointer to the user-specific context (set when starting a poller/listener instance).

Returns

the command which the event producer must execute.

Aliased Type

pub enum NfcGenericCallbackEx {
    None,
    Some(unsafe extern "C" fn(NfcGenericEventEx, *mut c_void) -> NfcCommand),
}

Variants

None

No value.

Some(unsafe extern "C" fn(NfcGenericEventEx, *mut c_void) -> NfcCommand)

Some value of type T.