eap_method::get_identity field

get_identity - Get method specific identity for re-authentication @sm: Pointer to EAP state machine allocated with eap_peer_sm_init() @priv: Pointer to private EAP method data from eap_method::init() @len: Length of the returned identity Returns: Pointer to the method specific identity or %NULL if default identity is to be used This function is an optional handler that only EAP methods that use method specific identity need to implement.