/* * wpa_supplicant - WPA definitions * Copyright (c) 2003-2015, Jouni Malinen * * This software may be distributed under the terms of the BSD license. * See README for more details. */ #ifndef WPA_H #define WPA_H #include "common/defs.h" #include "common/eapol_common.h" #include "common/wpa_common.h" #include "common/ieee802_11_defs.h" struct wpa_sm; struct eapol_sm; struct wpa_config_blob; struct hostapd_freq_params; struct wpa_channel_info; struct rsn_pmksa_cache_entry; enum frame_encryption; struct wpa_sm_ctx { void *ctx; /* pointer to arbitrary upper level context */ void *msg_ctx; /* upper level context for wpa_msg() calls */ void (*set_state)(void *ctx, enum wpa_states state); enum wpa_states (*get_state)(void *ctx); void (*deauthenticate)(void * ctx, u16 reason_code); void (*reconnect)(void *ctx); int (*set_key)(void *ctx, int link_id, enum wpa_alg alg, const u8 *addr, int key_idx, int set_tx, const u8 *seq, size_t seq_len, const u8 *key, size_t key_len, enum key_flag key_flag); void * (*get_network_ctx)(void *ctx); int (*get_bssid)(void *ctx, u8 *bssid); int (*ether_send)(void *ctx, const u8 *dest, u16 proto, const u8 *buf, size_t len); int (*get_beacon_ie)(void *ctx); void (*cancel_auth_timeout)(void *ctx); u8 * (*alloc_eapol)(void *ctx, u8 type, const void *data, u16 data_len, size_t *msg_len, void **data_pos); int (*add_pmkid)(void *ctx, void *network_ctx, const u8 *bssid, const u8 *pmkid, const u8 *fils_cache_id, const u8 *pmk, size_t pmk_len, u32 pmk_lifetime, u8 pmk_reauth_threshold, int akmp); int (*remove_pmkid)(void *ctx, void *network_ctx, const u8 *bssid, const u8 *pmkid, const u8 *fils_cache_id); void (*set_config_blob)(void *ctx, struct wpa_config_blob *blob); const struct wpa_config_blob * (*get_config_blob)(void *ctx, const char *name); int (*mlme_setprotection)(void *ctx, const u8 *addr, int protection_type, int key_type); int (*update_ft_ies)(void *ctx, const u8 *md, const u8 *ies, size_t ies_len); int (*send_ft_action)(void *ctx, u8 action, const u8 *target_ap, const u8 *ies, size_t ies_len); int (*mark_authenticated)(void *ctx, const u8 *target_ap); #ifdef CONFIG_TDLS int (*tdls_get_capa)(void *ctx, int *tdls_supported, int *tdls_ext_setup, int *tdls_chan_switch); int (*send_tdls_mgmt)(void *ctx, const u8 *dst, u8 action_code, u8 dialog_token, u16 status_code, u32 peer_capab, int initiator, const u8 *buf, size_t len, int link_id); int (*tdls_oper)(void *ctx, int oper, const u8 *peer); int (*tdls_peer_addset)(void *ctx, const u8 *addr, int add, u16 aid, u16 capability, const u8 *supp_rates, size_t supp_rates_len, const struct ieee80211_ht_capabilities *ht_capab, const struct ieee80211_vht_capabilities *vht_capab, const struct ieee80211_he_capabilities *he_capab, size_t he_capab_len, const struct ieee80211_he_6ghz_band_cap *he_6ghz_capab, u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len, const u8 *supp_channels, size_t supp_channels_len, const u8 *supp_oper_classes, size_t supp_oper_classes_len, const struct ieee80211_eht_capabilities *eht_capab, size_t eht_capab_len, int mld_link_id); int (*tdls_enable_channel_switch)( void *ctx, const u8 *addr, u8 oper_class, const struct hostapd_freq_params *params); int (*tdls_disable_channel_switch)(void *ctx, const u8 *addr); #endif /* CONFIG_TDLS */ void (*set_rekey_offload)(void *ctx, const u8 *kek, size_t kek_len, const u8 *kck, size_t kck_len, const u8 *replay_ctr); int (*key_mgmt_set_pmk)(void *ctx, const u8 *pmk, size_t pmk_len); void (*fils_hlp_rx)(void *ctx, const u8 *dst, const u8 *src, const u8 *pkt, size_t pkt_len); int (*channel_info)(void *ctx, struct wpa_channel_info *ci); void (*transition_disable)(void *ctx, u8 bitmap); void (*store_ptk)(void *ctx, const u8 *addr, int cipher, u32 life_time, const struct wpa_ptk *ptk); #ifdef CONFIG_PASN int (*set_ltf_keyseed)(void *ctx, const u8 *own_addr, const u8 *peer_addr, size_t ltf_keyseed_len, const u8 *ltf_keyseed); #endif /* CONFIG_PASN */ void (*notify_pmksa_cache_entry)(void *ctx, struct rsn_pmksa_cache_entry *entry); }; enum wpa_sm_conf_params { RSNA_PMK_LIFETIME /* dot11RSNAConfigPMKLifetime */, RSNA_PMK_REAUTH_THRESHOLD /* dot11RSNAConfigPMKReauthThreshold */, RSNA_SA_TIMEOUT /* dot11RSNAConfigSATimeout */, WPA_PARAM_PROTO, WPA_PARAM_PAIRWISE, WPA_PARAM_GROUP, WPA_PARAM_KEY_MGMT, WPA_PARAM_MGMT_GROUP, WPA_PARAM_RSN_ENABLED, WPA_PARAM_MFP, WPA_PARAM_OCV, WPA_PARAM_SAE_PWE, WPA_PARAM_SAE_PK, WPA_PARAM_DENY_PTK0_REKEY, WPA_PARAM_EXT_KEY_ID, WPA_PARAM_USE_EXT_KEY_ID, WPA_PARAM_FT_RSNXE_USED, WPA_PARAM_DPP_PFS, WPA_PARAM_WMM_ENABLED, WPA_PARAM_OCI_FREQ_EAPOL, WPA_PARAM_OCI_FREQ_EAPOL_G2, WPA_PARAM_OCI_FREQ_FT_ASSOC, WPA_PARAM_OCI_FREQ_FILS_ASSOC, WPA_PARAM_DISABLE_EAPOL_G2_TX, }; struct rsn_supp_config { void *network_ctx; int allowed_pairwise_cipher; /* bitfield of WPA_CIPHER_* */ int proactive_key_caching; int eap_workaround; void *eap_conf_ctx; const u8 *ssid; size_t ssid_len; int wpa_ptk_rekey; int wpa_deny_ptk0_rekey; int p2p; int wpa_rsc_relaxation; int owe_ptk_workaround; const u8 *fils_cache_id; int beacon_prot; bool force_kdk_derivation; }; struct wpa_sm_link { u8 addr[ETH_ALEN]; u8 bssid[ETH_ALEN]; u8 *ap_rsne, *ap_rsnxe; size_t ap_rsne_len, ap_rsnxe_len; struct wpa_gtk gtk; struct wpa_gtk gtk_wnm_sleep; struct wpa_igtk igtk; struct wpa_igtk igtk_wnm_sleep; struct wpa_bigtk bigtk; struct wpa_bigtk bigtk_wnm_sleep; }; struct wpa_sm_mlo { u8 ap_mld_addr[ETH_ALEN]; u8 assoc_link_id; u16 valid_links; /* bitmap of accepted links */ u16 req_links; /* bitmap of requested links */ struct wpa_sm_link links[MAX_NUM_MLD_LINKS]; }; #ifndef CONFIG_NO_WPA struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx); void wpa_sm_deinit(struct wpa_sm *sm); void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid); void wpa_sm_notify_disassoc(struct wpa_sm *sm); void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len, const u8 *pmkid, const u8 *bssid); void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm); void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth); void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx); void wpa_sm_set_config(struct wpa_sm *sm, struct rsn_supp_config *config); void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr); void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname, const char *bridge_ifname); void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol); int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len); int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm, u8 *wpa_ie, size_t *wpa_ie_len); int wpa_sm_set_assoc_rsnxe_default(struct wpa_sm *sm, u8 *rsnxe, size_t *rsnxe_len); int wpa_sm_set_assoc_rsnxe(struct wpa_sm *sm, const u8 *ie, size_t len); int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len); int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie, size_t len); int wpa_sm_set_ap_rsnxe(struct wpa_sm *sm, const u8 *ie, size_t len); int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen); int wpa_sm_set_param(struct wpa_sm *sm, enum wpa_sm_conf_params param, unsigned int value); int wpa_sm_get_status(struct wpa_sm *sm, char *buf, size_t buflen, int verbose); int wpa_sm_pmf_enabled(struct wpa_sm *sm); int wpa_sm_ext_key_id(struct wpa_sm *sm); int wpa_sm_ext_key_id_active(struct wpa_sm *sm); int wpa_sm_ocv_enabled(struct wpa_sm *sm); void wpa_sm_key_request(struct wpa_sm *sm, int error, int pairwise); int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len, struct wpa_ie_data *data); void wpa_sm_aborted_cached(struct wpa_sm *sm); void wpa_sm_aborted_external_cached(struct wpa_sm *sm); int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr, const u8 *buf, size_t len, enum frame_encryption encrypted); int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm, struct wpa_ie_data *data); int wpa_sm_pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len); struct rsn_pmksa_cache_entry * wpa_sm_pmksa_cache_head(struct wpa_sm *sm); struct rsn_pmksa_cache_entry * wpa_sm_pmksa_cache_add_entry(struct wpa_sm *sm, struct rsn_pmksa_cache_entry * entry); void wpa_sm_pmksa_cache_add(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len, const u8 *pmkid, const u8 *bssid, const u8 *fils_cache_id); int wpa_sm_pmksa_exists(struct wpa_sm *sm, const u8 *bssid, const u8 *own_addr, const void *network_ctx); void wpa_sm_drop_sa(struct wpa_sm *sm); struct rsn_pmksa_cache_entry * wpa_sm_pmksa_cache_get(struct wpa_sm *sm, const u8 *aa, const u8 *pmkid, const void *network_ctx, int akmp); void wpa_sm_pmksa_cache_remove(struct wpa_sm *sm, struct rsn_pmksa_cache_entry *entry); bool wpa_sm_has_ft_keys(struct wpa_sm *sm, const u8 *md); int wpa_sm_has_ptk_installed(struct wpa_sm *sm); void wpa_sm_update_replay_ctr(struct wpa_sm *sm, const u8 *replay_ctr); void wpa_sm_pmksa_cache_flush(struct wpa_sm *sm, void *network_ctx); void wpa_sm_external_pmksa_cache_flush(struct wpa_sm *sm, void *network_ctx); int wpa_sm_get_p2p_ip_addr(struct wpa_sm *sm, u8 *buf); void wpa_sm_set_rx_replay_ctr(struct wpa_sm *sm, const u8 *rx_replay_counter); void wpa_sm_set_ptk_kck_kek(struct wpa_sm *sm, const u8 *ptk_kck, size_t ptk_kck_len, const u8 *ptk_kek, size_t ptk_kek_len); int wpa_fils_is_completed(struct wpa_sm *sm); void wpa_sm_pmksa_cache_reconfig(struct wpa_sm *sm); int wpa_sm_set_mlo_params(struct wpa_sm *sm, const struct wpa_sm_mlo *mlo); #else /* CONFIG_NO_WPA */ static inline struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx) { return (struct wpa_sm *) 1; } static inline void wpa_sm_deinit(struct wpa_sm *sm) { } static inline void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid) { } static inline void wpa_sm_notify_disassoc(struct wpa_sm *sm) { } static inline void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len, const u8 *pmkid, const u8 *bssid) { } static inline void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm) { } static inline void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth) { } static inline void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx) { } static inline void wpa_sm_set_config(struct wpa_sm *sm, struct rsn_supp_config *config) { } static inline void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr) { } static inline void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname, const char *bridge_ifname) { } static inline void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol) { } static inline int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len) { return -1; } static inline int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm, u8 *wpa_ie, size_t *wpa_ie_len) { return -1; } static inline int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len) { return -1; } static inline int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie, size_t len) { return -1; } static inline int wpa_sm_set_ap_rsnxe(struct wpa_sm *sm, const u8 *ie, size_t len) { return -1; } static inline int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen) { return 0; } static inline int wpa_sm_set_param(struct wpa_sm *sm, enum wpa_sm_conf_params param, unsigned int value) { return -1; } static inline int wpa_sm_get_status(struct wpa_sm *sm, char *buf, size_t buflen, int verbose) { return 0; } static inline int wpa_sm_pmf_enabled(struct wpa_sm *sm) { return 0; } static inline int wpa_sm_ext_key_id(struct wpa_sm *sm) { return 0; } static inline int wpa_sm_ext_key_id_active(struct wpa_sm *sm) { return 0; } static inline int wpa_sm_ocv_enabled(struct wpa_sm *sm) { return 0; } static inline void wpa_sm_key_request(struct wpa_sm *sm, int error, int pairwise) { } static inline int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len, struct wpa_ie_data *data) { return -1; } static inline void wpa_sm_aborted_cached(struct wpa_sm *sm) { } static inline void wpa_sm_aborted_external_cached(struct wpa_sm *sm) { } static inline int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr, const u8 *buf, size_t len, enum frame_encryption encrypted) { return -1; } static inline int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm, struct wpa_ie_data *data) { return -1; } static inline int wpa_sm_pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len) { return -1; } static inline void wpa_sm_drop_sa(struct wpa_sm *sm) { } static inline struct rsn_pmksa_cache_entry * wpa_sm_pmksa_cache_get(struct wpa_sm *sm, const u8 *aa, const u8 *pmkid, const void *network_ctx, int akmp) { return NULL; } static inline int wpa_sm_has_ptk(struct wpa_sm *sm) { return 0; } static inline void wpa_sm_update_replay_ctr(struct wpa_sm *sm, const u8 *replay_ctr) { } static inline void wpa_sm_external_pmksa_cache_flush(struct wpa_sm *sm, void *network_ctx) { } static inline void wpa_sm_pmksa_cache_flush(struct wpa_sm *sm, void *network_ctx) { } static inline void wpa_sm_set_rx_replay_ctr(struct wpa_sm *sm, const u8 *rx_replay_counter) { } static inline void wpa_sm_set_ptk_kck_kek(struct wpa_sm *sm, const u8 *ptk_kck, size_t ptk_kck_len, const u8 *ptk_kek, size_t ptk_kek_len) { } static inline int wpa_fils_is_completed(struct wpa_sm *sm) { return 0; } static inline void wpa_sm_pmksa_cache_reconfig(struct wpa_sm *sm) { } static inline int wpa_sm_set_mlo_params(struct wpa_sm *sm, const struct wpa_sm_mlo *mlo) { return 0; } #endif /* CONFIG_NO_WPA */ #ifdef CONFIG_IEEE80211R int wpa_sm_set_ft_params(struct wpa_sm *sm, const u8 *ies, size_t ies_len); int wpa_ft_prepare_auth_request(struct wpa_sm *sm, const u8 *mdie); int wpa_ft_add_mdie(struct wpa_sm *sm, u8 *ies, size_t ies_len, const u8 *mdie); const u8 * wpa_sm_get_ft_md(struct wpa_sm *sm); int wpa_ft_process_response(struct wpa_sm *sm, const u8 *ies, size_t ies_len, int ft_action, const u8 *target_ap, const u8 *ric_ies, size_t ric_ies_len); int wpa_ft_is_completed(struct wpa_sm *sm); void wpa_reset_ft_completed(struct wpa_sm *sm); int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, size_t ies_len, const u8 *src_addr); int wpa_ft_start_over_ds(struct wpa_sm *sm, const u8 *target_ap, const u8 *mdie, bool force); #ifdef CONFIG_PASN int wpa_pasn_ft_derive_pmk_r1(struct wpa_sm *sm, int akmp, const u8 *r1kh_id, u8 *pmk_r1, size_t *pmk_r1_len, u8 *pmk_r1_name); #endif /* CONFIG_PASN */ #else /* CONFIG_IEEE80211R */ static inline int wpa_sm_set_ft_params(struct wpa_sm *sm, const u8 *ies, size_t ies_len) { return 0; } static inline int wpa_ft_prepare_auth_request(struct wpa_sm *sm, const u8 *mdie) { return 0; } static inline int wpa_ft_add_mdie(struct wpa_sm *sm, u8 *ies, size_t ies_len, const u8 *mdie) { return 0; } static inline int wpa_ft_process_response(struct wpa_sm *sm, const u8 *ies, size_t ies_len, int ft_action, const u8 *target_ap) { return 0; } static inline int wpa_ft_is_completed(struct wpa_sm *sm) { return 0; } static inline void wpa_reset_ft_completed(struct wpa_sm *sm) { } static inline int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, size_t ies_len, const u8 *src_addr) { return -1; } #ifdef CONFIG_PASN static inline int wpa_pasn_ft_derive_pmk_r1(struct wpa_sm *sm, int akmp, const u8 *r1kh_id, u8 *pmk_r1, size_t *pmk_r1_len, u8 *pmk_r1_name) { return -1; } #endif /* CONFIG_PASN */ #endif /* CONFIG_IEEE80211R */ /* tdls.c */ void wpa_tdls_ap_ies(struct wpa_sm *sm, const u8 *ies, size_t len); void wpa_tdls_assoc_resp_ies(struct wpa_sm *sm, const u8 *ies, size_t len); int wpa_tdls_start(struct wpa_sm *sm, const u8 *addr); void wpa_tdls_remove(struct wpa_sm *sm, const u8 *addr); int wpa_tdls_teardown_link(struct wpa_sm *sm, const u8 *addr, u16 reason_code); int wpa_tdls_send_discovery_request(struct wpa_sm *sm, const u8 *addr); int wpa_tdls_init(struct wpa_sm *sm); void wpa_tdls_teardown_peers(struct wpa_sm *sm); void wpa_tdls_deinit(struct wpa_sm *sm); void wpa_tdls_enable(struct wpa_sm *sm, int enabled); void wpa_tdls_disable_unreachable_link(struct wpa_sm *sm, const u8 *addr); const char * wpa_tdls_get_link_status(struct wpa_sm *sm, const u8 *addr); int wpa_tdls_is_external_setup(struct wpa_sm *sm); int wpa_tdls_enable_chan_switch(struct wpa_sm *sm, const u8 *addr, u8 oper_class, struct hostapd_freq_params *freq_params); int wpa_tdls_disable_chan_switch(struct wpa_sm *sm, const u8 *addr); int wpa_tdls_process_discovery_response(struct wpa_sm *sm, const u8 *addr, const u8 *buf, size_t len); #ifdef CONFIG_TDLS_TESTING extern unsigned int tdls_testing; #endif /* CONFIG_TDLS_TESTING */ int wpa_wnmsleep_install_key(struct wpa_sm *sm, u8 subelem_id, u8 *buf); void wpa_sm_set_test_assoc_ie(struct wpa_sm *sm, struct wpabuf *buf); const u8 * wpa_sm_get_anonce(struct wpa_sm *sm); unsigned int wpa_sm_get_key_mgmt(struct wpa_sm *sm); struct wpabuf * fils_build_auth(struct wpa_sm *sm, int dh_group, const u8 *md); int fils_process_auth(struct wpa_sm *sm, const u8 *bssid, const u8 *data, size_t len); struct wpabuf * fils_build_assoc_req(struct wpa_sm *sm, const u8 **kek, size_t *kek_len, const u8 **snonce, const u8 **anonce, const struct wpabuf **hlp, unsigned int num_hlp); int fils_process_assoc_resp(struct wpa_sm *sm, const u8 *resp, size_t len); struct wpabuf * owe_build_assoc_req(struct wpa_sm *sm, u16 group); int owe_process_assoc_resp(struct wpa_sm *sm, const u8 *bssid, const u8 *resp_ies, size_t resp_ies_len); void wpa_sm_set_reset_fils_completed(struct wpa_sm *sm, int set); void wpa_sm_set_fils_cache_id(struct wpa_sm *sm, const u8 *fils_cache_id); void wpa_sm_set_dpp_z(struct wpa_sm *sm, const struct wpabuf *z); void wpa_pasn_sm_set_caps(struct wpa_sm *sm, unsigned int flags2); struct rsn_pmksa_cache * wpa_sm_get_pmksa_cache(struct wpa_sm *sm); void wpa_sm_set_cur_pmksa(struct wpa_sm *sm, struct rsn_pmksa_cache_entry *entry); const u8 * wpa_sm_get_auth_addr(struct wpa_sm *sm); #endif /* WPA_H */