1214501Srpaulo/* 2214501Srpaulo * IEEE 802.1X-2004 Authenticator - EAPOL state machine 3214501Srpaulo * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi> 4214501Srpaulo * 5252726Srpaulo * This software may be distributed under the terms of the BSD license. 6252726Srpaulo * See README for more details. 7214501Srpaulo */ 8214501Srpaulo 9214501Srpaulo#ifndef EAPOL_AUTH_SM_H 10214501Srpaulo#define EAPOL_AUTH_SM_H 11214501Srpaulo 12214501Srpaulo#define EAPOL_SM_PREAUTH BIT(0) 13214501Srpaulo#define EAPOL_SM_WAIT_START BIT(1) 14214501Srpaulo#define EAPOL_SM_USES_WPA BIT(2) 15214501Srpaulo#define EAPOL_SM_FROM_PMKSA_CACHE BIT(3) 16214501Srpaulo 17214501Srpaulostruct eapol_auth_config { 18214501Srpaulo int eap_reauth_period; 19214501Srpaulo int wpa; 20214501Srpaulo int individual_wep_key_len; 21214501Srpaulo int eap_server; 22214501Srpaulo void *ssl_ctx; 23214501Srpaulo void *msg_ctx; 24214501Srpaulo void *eap_sim_db_priv; 25214501Srpaulo char *eap_req_id_text; /* a copy of this will be allocated */ 26214501Srpaulo size_t eap_req_id_text_len; 27214501Srpaulo u8 *pac_opaque_encr_key; 28214501Srpaulo u8 *eap_fast_a_id; 29214501Srpaulo size_t eap_fast_a_id_len; 30214501Srpaulo char *eap_fast_a_id_info; 31214501Srpaulo int eap_fast_prov; 32214501Srpaulo int pac_key_lifetime; 33214501Srpaulo int pac_key_refresh_time; 34214501Srpaulo int eap_sim_aka_result_ind; 35214501Srpaulo int tnc; 36214501Srpaulo struct wps_context *wps; 37252726Srpaulo int fragment_size; 38252726Srpaulo u16 pwd_group; 39252726Srpaulo int pbc_in_m1; 40214501Srpaulo 41214501Srpaulo /* Opaque context pointer to owner data for callback functions */ 42214501Srpaulo void *ctx; 43214501Srpaulo}; 44214501Srpaulo 45214501Srpaulostruct eap_user; 46214501Srpaulo 47214501Srpaulotypedef enum { 48214501Srpaulo EAPOL_LOGGER_DEBUG, EAPOL_LOGGER_INFO, EAPOL_LOGGER_WARNING 49214501Srpaulo} eapol_logger_level; 50214501Srpaulo 51214501Srpauloenum eapol_event { 52214501Srpaulo EAPOL_AUTH_SM_CHANGE, 53214501Srpaulo EAPOL_AUTH_REAUTHENTICATE 54214501Srpaulo}; 55214501Srpaulo 56214501Srpaulostruct eapol_auth_cb { 57214501Srpaulo void (*eapol_send)(void *ctx, void *sta_ctx, u8 type, const u8 *data, 58214501Srpaulo size_t datalen); 59214501Srpaulo void (*aaa_send)(void *ctx, void *sta_ctx, const u8 *data, 60214501Srpaulo size_t datalen); 61214501Srpaulo void (*finished)(void *ctx, void *sta_ctx, int success, int preauth); 62214501Srpaulo int (*get_eap_user)(void *ctx, const u8 *identity, size_t identity_len, 63214501Srpaulo int phase2, struct eap_user *user); 64214501Srpaulo int (*sta_entry_alive)(void *ctx, const u8 *addr); 65214501Srpaulo void (*logger)(void *ctx, const u8 *addr, eapol_logger_level level, 66214501Srpaulo const char *txt); 67214501Srpaulo void (*set_port_authorized)(void *ctx, void *sta_ctx, int authorized); 68214501Srpaulo void (*abort_auth)(void *ctx, void *sta_ctx); 69214501Srpaulo void (*tx_key)(void *ctx, void *sta_ctx); 70214501Srpaulo void (*eapol_event)(void *ctx, void *sta_ctx, enum eapol_event type); 71214501Srpaulo}; 72214501Srpaulo 73214501Srpaulo 74214501Srpaulostruct eapol_authenticator * eapol_auth_init(struct eapol_auth_config *conf, 75214501Srpaulo struct eapol_auth_cb *cb); 76214501Srpaulovoid eapol_auth_deinit(struct eapol_authenticator *eapol); 77214501Srpaulostruct eapol_state_machine * 78214501Srpauloeapol_auth_alloc(struct eapol_authenticator *eapol, const u8 *addr, 79252726Srpaulo int flags, const struct wpabuf *assoc_wps_ie, 80252726Srpaulo const struct wpabuf *assoc_p2p_ie, void *sta_ctx, 81252726Srpaulo const char *identity, const char *radius_cui); 82214501Srpaulovoid eapol_auth_free(struct eapol_state_machine *sm); 83214501Srpaulovoid eapol_auth_step(struct eapol_state_machine *sm); 84214501Srpaulovoid eapol_auth_dump_state(FILE *f, const char *prefix, 85214501Srpaulo struct eapol_state_machine *sm); 86214501Srpauloint eapol_auth_eap_pending_cb(struct eapol_state_machine *sm, void *ctx); 87214501Srpaulo 88214501Srpaulo#endif /* EAPOL_AUTH_SM_H */ 89