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/*
* IEEE 802.1X-2004 Authenticator - EAPOL state machine
* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef EAPOL_AUTH_SM_H
#define EAPOL_AUTH_SM_H
#define EAPOL_SM_PREAUTH BIT(0)
#define EAPOL_SM_WAIT_START BIT(1)
#define EAPOL_SM_USES_WPA BIT(2)
#define EAPOL_SM_FROM_PMKSA_CACHE BIT(3)
struct eapol_auth_config {
int eap_reauth_period;
int wpa;
int individual_wep_key_len;
int eap_server;
void *ssl_ctx;
void *msg_ctx;
void *eap_sim_db_priv;
char *eap_req_id_text; /* a copy of this will be allocated */
size_t eap_req_id_text_len;
u8 *pac_opaque_encr_key;
u8 *eap_fast_a_id;
size_t eap_fast_a_id_len;
char *eap_fast_a_id_info;
int eap_fast_prov;
int pac_key_lifetime;
int pac_key_refresh_time;
int eap_sim_aka_result_ind;
int tnc;
struct wps_context *wps;
int fragment_size;
u16 pwd_group;
int pbc_in_m1;
/* Opaque context pointer to owner data for callback functions */
void *ctx;
};
struct eap_user;
typedef enum {
EAPOL_LOGGER_DEBUG, EAPOL_LOGGER_INFO, EAPOL_LOGGER_WARNING
} eapol_logger_level;
enum eapol_event {
EAPOL_AUTH_SM_CHANGE,
EAPOL_AUTH_REAUTHENTICATE
};
struct eapol_auth_cb {
void (*eapol_send)(void *ctx, void *sta_ctx, u8 type, const u8 *data,
size_t datalen);
void (*aaa_send)(void *ctx, void *sta_ctx, const u8 *data,
size_t datalen);
void (*finished)(void *ctx, void *sta_ctx, int success, int preauth);
int (*get_eap_user)(void *ctx, const u8 *identity, size_t identity_len,
int phase2, struct eap_user *user);
int (*sta_entry_alive)(void *ctx, const u8 *addr);
void (*logger)(void *ctx, const u8 *addr, eapol_logger_level level,
const char *txt);
void (*set_port_authorized)(void *ctx, void *sta_ctx, int authorized);
void (*abort_auth)(void *ctx, void *sta_ctx);
void (*tx_key)(void *ctx, void *sta_ctx);
void (*eapol_event)(void *ctx, void *sta_ctx, enum eapol_event type);
};
struct eapol_authenticator * eapol_auth_init(struct eapol_auth_config *conf,
struct eapol_auth_cb *cb);
void eapol_auth_deinit(struct eapol_authenticator *eapol);
struct eapol_state_machine *
eapol_auth_alloc(struct eapol_authenticator *eapol, const u8 *addr,
int flags, const struct wpabuf *assoc_wps_ie,
const struct wpabuf *assoc_p2p_ie, void *sta_ctx,
const char *identity, const char *radius_cui);
void eapol_auth_free(struct eapol_state_machine *sm);
void eapol_auth_step(struct eapol_state_machine *sm);
void eapol_auth_dump_state(FILE *f, const char *prefix,
struct eapol_state_machine *sm);
int eapol_auth_eap_pending_cb(struct eapol_state_machine *sm, void *ctx);
#endif /* EAPOL_AUTH_SM_H */
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