eap.h
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00001 /*
00002  * hostapd / EAP Full Authenticator state machine (RFC 4137)
00003  * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License version 2 as
00007  * published by the Free Software Foundation.
00008  *
00009  * Alternatively, this software may be distributed under the terms of BSD
00010  * license.
00011  *
00012  * See README and COPYING for more details.
00013  */
00014 
00015 #ifndef EAP_H
00016 #define EAP_H
00017 
00018 #include "common/defs.h"
00019 #include "eap_common/eap_defs.h"
00020 #include "eap_server/eap_methods.h"
00021 #include "wpabuf.h"
00022 
00023 struct eap_sm;
00024 
00025 #define EAP_MAX_METHODS 8
00026 
00027 #define EAP_TTLS_AUTH_PAP 1
00028 #define EAP_TTLS_AUTH_CHAP 2
00029 #define EAP_TTLS_AUTH_MSCHAP 4
00030 #define EAP_TTLS_AUTH_MSCHAPV2 8
00031 
00032 struct eap_user {
00033         struct {
00034                 int vendor;
00035                 u32 method;
00036         } methods[EAP_MAX_METHODS];
00037         u8 *password;
00038         size_t password_len;
00039         int password_hash; /* whether password is hashed with
00040                             * nt_password_hash() */
00041         int phase2;
00042         int force_version;
00043         int ttls_auth; /* bitfield of
00044                         * EAP_TTLS_AUTH_{PAP,CHAP,MSCHAP,MSCHAPV2} */
00045 };
00046 
00047 struct eap_eapol_interface {
00048         /* Lower layer to full authenticator variables */
00049         Boolean eapResp; /* shared with EAPOL Backend Authentication */
00050         struct wpabuf *eapRespData;
00051         Boolean portEnabled;
00052         int retransWhile;
00053         Boolean eapRestart; /* shared with EAPOL Authenticator PAE */
00054         int eapSRTT;
00055         int eapRTTVAR;
00056 
00057         /* Full authenticator to lower layer variables */
00058         Boolean eapReq; /* shared with EAPOL Backend Authentication */
00059         Boolean eapNoReq; /* shared with EAPOL Backend Authentication */
00060         Boolean eapSuccess;
00061         Boolean eapFail;
00062         Boolean eapTimeout;
00063         struct wpabuf *eapReqData;
00064         u8 *eapKeyData;
00065         size_t eapKeyDataLen;
00066         Boolean eapKeyAvailable; /* called keyAvailable in IEEE 802.1X-2004 */
00067 
00068         /* AAA interface to full authenticator variables */
00069         Boolean aaaEapReq;
00070         Boolean aaaEapNoReq;
00071         Boolean aaaSuccess;
00072         Boolean aaaFail;
00073         struct wpabuf *aaaEapReqData;
00074         u8 *aaaEapKeyData;
00075         size_t aaaEapKeyDataLen;
00076         Boolean aaaEapKeyAvailable;
00077         int aaaMethodTimeout;
00078 
00079         /* Full authenticator to AAA interface variables */
00080         Boolean aaaEapResp;
00081         struct wpabuf *aaaEapRespData;
00082         /* aaaIdentity -> eap_get_identity() */
00083         Boolean aaaTimeout;
00084 };
00085 
00086 struct eapol_callbacks {
00087         int (*get_eap_user)(void *ctx, const u8 *identity, size_t identity_len,
00088                             int phase2, struct eap_user *user);
00089         const char * (*get_eap_req_id_text)(void *ctx, size_t *len);
00090 };
00091 
00092 struct eap_config {
00093         void *ssl_ctx;
00094         void *msg_ctx;
00095         void *eap_sim_db_priv;
00096         Boolean backend_auth;
00097         int eap_server;
00098         u8 *pac_opaque_encr_key;
00099         u8 *eap_fast_a_id;
00100         size_t eap_fast_a_id_len;
00101         char *eap_fast_a_id_info;
00102         int eap_fast_prov;
00103         int pac_key_lifetime;
00104         int pac_key_refresh_time;
00105         int eap_sim_aka_result_ind;
00106         int tnc;
00107         struct wps_context *wps;
00108         const struct wpabuf *assoc_wps_ie;
00109         const u8 *peer_addr;
00110 };
00111 
00112 
00113 struct eap_sm * eap_server_sm_init(void *eapol_ctx,
00114                                    struct eapol_callbacks *eapol_cb,
00115                                    struct eap_config *eap_conf);
00116 void eap_server_sm_deinit(struct eap_sm *sm);
00117 int eap_server_sm_step(struct eap_sm *sm);
00118 void eap_sm_notify_cached(struct eap_sm *sm);
00119 void eap_sm_pending_cb(struct eap_sm *sm);
00120 int eap_sm_method_pending(struct eap_sm *sm);
00121 const u8 * eap_get_identity(struct eap_sm *sm, size_t *len);
00122 struct eap_eapol_interface * eap_get_interface(struct eap_sm *sm);
00123 
00124 #endif /* EAP_H */


wpa_supplicant
Author(s): Package maintained by Blaise Gassend
autogenerated on Thu Apr 24 2014 15:34:34