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00015 #ifndef WPA_H
00016 #define WPA_H
00017
00018 #include "common/defs.h"
00019 #include "common/eapol_common.h"
00020 #include "common/wpa_common.h"
00021
00022 struct wpa_sm;
00023 struct eapol_sm;
00024 struct wpa_config_blob;
00025
00026 struct wpa_sm_ctx {
00027 void *ctx;
00028 void *msg_ctx;
00029
00030 void (*set_state)(void *ctx, enum wpa_states state);
00031 enum wpa_states (*get_state)(void *ctx);
00032 void (*deauthenticate)(void * ctx, int reason_code);
00033 void (*disassociate)(void *ctx, int reason_code);
00034 int (*set_key)(void *ctx, enum wpa_alg alg,
00035 const u8 *addr, int key_idx, int set_tx,
00036 const u8 *seq, size_t seq_len,
00037 const u8 *key, size_t key_len);
00038 void * (*get_network_ctx)(void *ctx);
00039 int (*get_bssid)(void *ctx, u8 *bssid);
00040 int (*ether_send)(void *ctx, const u8 *dest, u16 proto, const u8 *buf,
00041 size_t len);
00042 int (*get_beacon_ie)(void *ctx);
00043 void (*cancel_auth_timeout)(void *ctx);
00044 u8 * (*alloc_eapol)(void *ctx, u8 type, const void *data, u16 data_len,
00045 size_t *msg_len, void **data_pos);
00046 int (*add_pmkid)(void *ctx, const u8 *bssid, const u8 *pmkid);
00047 int (*remove_pmkid)(void *ctx, const u8 *bssid, const u8 *pmkid);
00048 void (*set_config_blob)(void *ctx, struct wpa_config_blob *blob);
00049 const struct wpa_config_blob * (*get_config_blob)(void *ctx,
00050 const char *name);
00051 int (*mlme_setprotection)(void *ctx, const u8 *addr,
00052 int protection_type, int key_type);
00053 int (*update_ft_ies)(void *ctx, const u8 *md, const u8 *ies,
00054 size_t ies_len);
00055 int (*send_ft_action)(void *ctx, u8 action, const u8 *target_ap,
00056 const u8 *ies, size_t ies_len);
00057 int (*mark_authenticated)(void *ctx, const u8 *target_ap);
00058 };
00059
00060
00061 enum wpa_sm_conf_params {
00062 RSNA_PMK_LIFETIME ,
00063 RSNA_PMK_REAUTH_THRESHOLD ,
00064 RSNA_SA_TIMEOUT ,
00065 WPA_PARAM_PROTO,
00066 WPA_PARAM_PAIRWISE,
00067 WPA_PARAM_GROUP,
00068 WPA_PARAM_KEY_MGMT,
00069 WPA_PARAM_MGMT_GROUP,
00070 WPA_PARAM_RSN_ENABLED,
00071 WPA_PARAM_MFP
00072 };
00073
00074 struct rsn_supp_config {
00075 void *network_ctx;
00076 int peerkey_enabled;
00077 int allowed_pairwise_cipher;
00078 int proactive_key_caching;
00079 int eap_workaround;
00080 void *eap_conf_ctx;
00081 const u8 *ssid;
00082 size_t ssid_len;
00083 int wpa_ptk_rekey;
00084 };
00085
00086 #ifndef CONFIG_NO_WPA
00087
00088 struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx);
00089 void wpa_sm_deinit(struct wpa_sm *sm);
00090 void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid);
00091 void wpa_sm_notify_disassoc(struct wpa_sm *sm);
00092 void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len);
00093 void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm);
00094 void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth);
00095 void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx);
00096 void wpa_sm_set_config(struct wpa_sm *sm, struct rsn_supp_config *config);
00097 void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr);
00098 void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname,
00099 const char *bridge_ifname);
00100 void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol);
00101 int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
00102 int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm, u8 *wpa_ie,
00103 size_t *wpa_ie_len);
00104 int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
00105 int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
00106 int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen);
00107
00108 int wpa_sm_set_param(struct wpa_sm *sm, enum wpa_sm_conf_params param,
00109 unsigned int value);
00110 unsigned int wpa_sm_get_param(struct wpa_sm *sm,
00111 enum wpa_sm_conf_params param);
00112
00113 int wpa_sm_get_status(struct wpa_sm *sm, char *buf, size_t buflen,
00114 int verbose);
00115
00116 void wpa_sm_key_request(struct wpa_sm *sm, int error, int pairwise);
00117
00118 int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len,
00119 struct wpa_ie_data *data);
00120
00121 void wpa_sm_aborted_cached(struct wpa_sm *sm);
00122 int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr,
00123 const u8 *buf, size_t len);
00124 int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm, struct wpa_ie_data *data);
00125 int wpa_sm_pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len);
00126 void wpa_sm_drop_sa(struct wpa_sm *sm);
00127 int wpa_sm_has_ptk(struct wpa_sm *sm);
00128
00129 #else
00130
00131 static inline struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx)
00132 {
00133 return (struct wpa_sm *) 1;
00134 }
00135
00136 static inline void wpa_sm_deinit(struct wpa_sm *sm)
00137 {
00138 }
00139
00140 static inline void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid)
00141 {
00142 }
00143
00144 static inline void wpa_sm_notify_disassoc(struct wpa_sm *sm)
00145 {
00146 }
00147
00148 static inline void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk,
00149 size_t pmk_len)
00150 {
00151 }
00152
00153 static inline void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm)
00154 {
00155 }
00156
00157 static inline void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth)
00158 {
00159 }
00160
00161 static inline void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx)
00162 {
00163 }
00164
00165 static inline void wpa_sm_set_config(struct wpa_sm *sm,
00166 struct rsn_supp_config *config)
00167 {
00168 }
00169
00170 static inline void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr)
00171 {
00172 }
00173
00174 static inline void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname,
00175 const char *bridge_ifname)
00176 {
00177 }
00178
00179 static inline void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol)
00180 {
00181 }
00182
00183 static inline int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie,
00184 size_t len)
00185 {
00186 return -1;
00187 }
00188
00189 static inline int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm,
00190 u8 *wpa_ie,
00191 size_t *wpa_ie_len)
00192 {
00193 return -1;
00194 }
00195
00196 static inline int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie,
00197 size_t len)
00198 {
00199 return -1;
00200 }
00201
00202 static inline int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie,
00203 size_t len)
00204 {
00205 return -1;
00206 }
00207
00208 static inline int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen)
00209 {
00210 return 0;
00211 }
00212
00213 static inline int wpa_sm_set_param(struct wpa_sm *sm,
00214 enum wpa_sm_conf_params param,
00215 unsigned int value)
00216 {
00217 return -1;
00218 }
00219
00220 static inline unsigned int wpa_sm_get_param(struct wpa_sm *sm,
00221 enum wpa_sm_conf_params param)
00222 {
00223 return 0;
00224 }
00225
00226 static inline int wpa_sm_get_status(struct wpa_sm *sm, char *buf,
00227 size_t buflen, int verbose)
00228 {
00229 return 0;
00230 }
00231
00232 static inline void wpa_sm_key_request(struct wpa_sm *sm, int error,
00233 int pairwise)
00234 {
00235 }
00236
00237 static inline int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len,
00238 struct wpa_ie_data *data)
00239 {
00240 return -1;
00241 }
00242
00243 static inline void wpa_sm_aborted_cached(struct wpa_sm *sm)
00244 {
00245 }
00246
00247 static inline int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr,
00248 const u8 *buf, size_t len)
00249 {
00250 return -1;
00251 }
00252
00253 static inline int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm,
00254 struct wpa_ie_data *data)
00255 {
00256 return -1;
00257 }
00258
00259 static inline int wpa_sm_pmksa_cache_list(struct wpa_sm *sm, char *buf,
00260 size_t len)
00261 {
00262 return -1;
00263 }
00264
00265 static inline void wpa_sm_drop_sa(struct wpa_sm *sm)
00266 {
00267 }
00268
00269 static inline int wpa_sm_has_ptk(struct wpa_sm *sm)
00270 {
00271 return 0;
00272 }
00273
00274 #endif
00275
00276 #ifdef CONFIG_PEERKEY
00277 int wpa_sm_stkstart(struct wpa_sm *sm, const u8 *peer);
00278 #else
00279 static inline int wpa_sm_stkstart(struct wpa_sm *sm, const u8 *peer)
00280 {
00281 return -1;
00282 }
00283 #endif
00284
00285 #ifdef CONFIG_IEEE80211R
00286
00287 int wpa_sm_set_ft_params(struct wpa_sm *sm, const u8 *ies, size_t ies_len);
00288 int wpa_ft_prepare_auth_request(struct wpa_sm *sm, const u8 *mdie);
00289 int wpa_ft_process_response(struct wpa_sm *sm, const u8 *ies, size_t ies_len,
00290 int ft_action, const u8 *target_ap,
00291 const u8 *ric_ies, size_t ric_ies_len);
00292 int wpa_ft_is_completed(struct wpa_sm *sm);
00293 int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies,
00294 size_t ies_len, const u8 *src_addr);
00295 int wpa_ft_start_over_ds(struct wpa_sm *sm, const u8 *target_ap,
00296 const u8 *mdie);
00297
00298 #else
00299
00300 static inline int
00301 wpa_sm_set_ft_params(struct wpa_sm *sm, const u8 *ies, size_t ies_len)
00302 {
00303 return 0;
00304 }
00305
00306 static inline int wpa_ft_prepare_auth_request(struct wpa_sm *sm,
00307 const u8 *mdie)
00308 {
00309 return 0;
00310 }
00311
00312 static inline int
00313 wpa_ft_process_response(struct wpa_sm *sm, const u8 *ies, size_t ies_len,
00314 int ft_action, const u8 *target_ap)
00315 {
00316 return 0;
00317 }
00318
00319 static inline int wpa_ft_is_completed(struct wpa_sm *sm)
00320 {
00321 return 0;
00322 }
00323
00324 static inline int
00325 wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, size_t ies_len,
00326 const u8 *src_addr)
00327 {
00328 return -1;
00329 }
00330
00331 #endif
00332
00333 #endif