text: /*
   * hostapd - IEEE 802.11i-2004 / WPA Authenticator
   * Copyright (c) 2004-2017, Jouni Malinen <j@w1.fi>
   *
   * This software may be distributed under the terms of the BSD license.
   * See README for more details.
   */
  
  #ifndef WPA_AUTH_H
  #define WPA_AUTH_H
  
  #include "common/defs.h"
  #include "common/eapol_common.h"
  #include "common/wpa_common.h"
  #include "common/ieee802_11_defs.h"
  
  struct vlan_description;
  
  #define MAX_OWN_IE_OVERRIDE 256
  
  #ifdef _MSC_VER
  #pragma pack(push, 1)
  #endif /* _MSC_VER */
  
  /* IEEE Std 802.11r-2008, 11A.10.3 - Remote request/response frame definition
   */
  struct ft_rrb_frame {
  	u8 frame_type; /* RSN_REMOTE_FRAME_TYPE_FT_RRB */
  	u8 packet_type; /* FT_PACKET_REQUEST/FT_PACKET_RESPONSE */
  	le16 action_length; /* little endian length of action_frame */
  	u8 ap_address[ETH_ALEN];
  	/*
  	 * Followed by action_length bytes of FT Action frame (from Category
  	 * field to the end of Action Frame body.
  	 */
  } STRUCT_PACKED;
  
  #define RSN_REMOTE_FRAME_TYPE_FT_RRB 1
  
  #define FT_PACKET_REQUEST 0
  #define FT_PACKET_RESPONSE 1
  
  /* Vendor-specific types for R0KH-R1KH protocol; not defined in 802.11r. These
   * use OUI Extended EtherType as the encapsulating format. */
  #define FT_PACKET_R0KH_R1KH_PULL 0x01
  #define FT_PACKET_R0KH_R1KH_RESP 0x02
  #define FT_PACKET_R0KH_R1KH_PUSH 0x03
  #define FT_PACKET_R0KH_R1KH_SEQ_REQ 0x04
  #define FT_PACKET_R0KH_R1KH_SEQ_RESP 0x05
  
  /* packet layout
   *  IEEE 802 extended OUI ethertype frame header
   *  u16 authlen (little endian)
   *  multiple of struct ft_rrb_tlv (authenticated only, length = authlen)
   *  multiple of struct ft_rrb_tlv (AES-SIV encrypted, AES-SIV needs an extra
   *                                 blocksize length)
   *
   * AES-SIV AAD;
   *  source MAC address (6)
   *  authenticated-only TLVs (authlen)
   *  subtype (1; FT_PACKET_*)
   */
  
  #define FT_RRB_NONCE_LEN 16
  
  #define FT_RRB_LAST_EMPTY     0 /* placeholder or padding */
  
  #define FT_RRB_SEQ            1 /* struct ft_rrb_seq */
  #define FT_RRB_NONCE          2 /* size FT_RRB_NONCE_LEN */
  #define FT_RRB_TIMESTAMP      3 /* le32 unix seconds */
  
  #define FT_RRB_R0KH_ID        4 /* FT_R0KH_ID_MAX_LEN */
  #define FT_RRB_R1KH_ID        5 /* FT_R1KH_ID_LEN */
  #define FT_RRB_S1KH_ID        6 /* ETH_ALEN */
  
  #define FT_RRB_PMK_R0_NAME    7 /* WPA_PMK_NAME_LEN */
  #define FT_RRB_PMK_R0         8 /* PMK_LEN */
  #define FT_RRB_PMK_R1_NAME    9 /* WPA_PMK_NAME_LEN */
  #define FT_RRB_PMK_R1        10 /* PMK_LEN */
  
  #define FT_RRB_PAIRWISE      11 /* le16 */
  #define FT_RRB_EXPIRES_IN    12 /* le16 seconds */
  
  #define FT_RRB_VLAN_UNTAGGED 13 /* le16 */
  #define FT_RRB_VLAN_TAGGED   14 /* n times le16 */
  
  #define FT_RRB_IDENTITY      15
  #define FT_RRB_RADIUS_CUI    16
  #define FT_RRB_SESSION_TIMEOUT  17 /* le32 seconds */
  
  struct ft_rrb_tlv {
  	le16 type;
  	le16 len;
  	/* followed by data of length len */
  } STRUCT_PACKED;
  
  struct ft_rrb_seq {
  	le32 dom;
  	le32 seq;
  	le32 ts;
  } STRUCT_PACKED;
  
  /* session TLVs:
   *   required: PMK_R1, PMK_R1_NAME, PAIRWISE
   *   optional: VLAN_UNTAGGED, VLAN_TAGGED, EXPIRES_IN, IDENTITY, RADIUS_CUI,
   *		 SESSION_TIMEOUT
   *
   * pull frame TLVs:
   *   auth:
   *     required: SEQ, NONCE, R0KH_ID, R1KH_ID
   *   encrypted:
   *     required: PMK_R0_NAME, S1KH_ID
   *
   * response frame TLVs:
   *   auth:
   *     required: SEQ, NONCE, R0KH_ID, R1KH_ID
   *   encrypted:
   *     required: S1KH_ID
   *     optional: session TLVs
   *
   * push frame TLVs:
   *   auth:
   *     required: SEQ, R0KH_ID, R1KH_ID
   *   encrypted:
   *     required: S1KH_ID, PMK_R0_NAME, session TLVs
   *
   * sequence number request frame TLVs:
   *   auth:
   *     required: R0KH_ID, R1KH_ID, NONCE
   *
   * sequence number response frame TLVs:
   *   auth:
   *     required: SEQ, NONCE, R0KH_ID, R1KH_ID
   */
  
  #ifdef _MSC_VER
  #pragma pack(pop)
  #endif /* _MSC_VER */
  
  
  /* per STA state machine data */
  
  struct wpa_authenticator;
  struct wpa_state_machine;
  struct rsn_pmksa_cache_entry;
  struct eapol_state_machine;
  struct ft_remote_seq;
  struct wpa_channel_info;
  
  
  struct ft_remote_r0kh {
  	struct ft_remote_r0kh *next;
  	u8 addr[ETH_ALEN];
  	u8 id[FT_R0KH_ID_MAX_LEN];
  	size_t id_len;
  	u8 key[32];
  	struct ft_remote_seq *seq;
  };
  
  
  struct ft_remote_r1kh {
  	struct ft_remote_r1kh *next;
  	u8 addr[ETH_ALEN];
  	u8 id[FT_R1KH_ID_LEN];
  	u8 key[32];
  	struct ft_remote_seq *seq;
  };
  
  
  struct wpa_auth_config {
  	int wpa;
  	int wpa_key_mgmt;
  	int wpa_pairwise;
  	int wpa_group;
  	int wpa_group_rekey;
  	int wpa_strict_rekey;
  	int wpa_gmk_rekey;
  	int wpa_ptk_rekey;
  	u32 wpa_group_update_count;
  	u32 wpa_pairwise_update_count;
  	int wpa_disable_eapol_key_retries;
  	int rsn_pairwise;
  	int rsn_preauth;
  	int eapol_version;
  	int wmm_enabled;
  	int wmm_uapsd;
  	int disable_pmksa_caching;
  	int okc;
  	int tx_status;
  #ifdef CONFIG_IEEE80211W
  	enum mfp_options ieee80211w;
  	int group_mgmt_cipher;
  	int sae_require_mfp;
  #endif /* CONFIG_IEEE80211W */
  #ifdef CONFIG_OCV
  	int ocv; /* Operating Channel Validation */
  #endif /* CONFIG_OCV */
  #ifdef CONFIG_IEEE80211R_AP
  	u8 ssid[SSID_MAX_LEN];
  	size_t ssid_len;
  	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
  	u8 r0_key_holder[FT_R0KH_ID_MAX_LEN];
  	size_t r0_key_holder_len;
  	u8 r1_key_holder[FT_R1KH_ID_LEN];
  	u32 r0_key_lifetime; /* PMK-R0 lifetime seconds */
  	int rkh_pos_timeout;
  	int rkh_neg_timeout;
  	int rkh_pull_timeout; /* ms */
  	int rkh_pull_retries;
  	int r1_max_key_lifetime;
  	u32 reassociation_deadline;
  	struct ft_remote_r0kh **r0kh_list;
  	struct ft_remote_r1kh **r1kh_list;
  	int pmk_r1_push;
  	int ft_over_ds;
  	int ft_psk_generate_local;
  #endif /* CONFIG_IEEE80211R_AP */
  	int disable_gtk;
  	int ap_mlme;
  #ifdef CONFIG_TESTING_OPTIONS
  	double corrupt_gtk_rekey_mic_probability;
  	u8 own_ie_override[MAX_OWN_IE_OVERRIDE];
  	size_t own_ie_override_len;
  #endif /* CONFIG_TESTING_OPTIONS */
  #ifdef CONFIG_P2P
  	u8 ip_addr_go[4];
  	u8 ip_addr_mask[4];
  	u8 ip_addr_start[4];
  	u8 ip_addr_end[4];
  #endif /* CONFIG_P2P */
  #ifdef CONFIG_FILS
  	unsigned int fils_cache_id_set:1;
  	u8 fils_cache_id[FILS_CACHE_ID_LEN];
  #endif /* CONFIG_FILS */
  };
  
  typedef enum {
  	LOGGER_DEBUG, LOGGER_INFO, LOGGER_WARNING
  } logger_level;
  
  typedef enum {
  	WPA_EAPOL_portEnabled, WPA_EAPOL_portValid, WPA_EAPOL_authorized,
  	WPA_EAPOL_portControl_Auto, WPA_EAPOL_keyRun, WPA_EAPOL_keyAvailable,
  	WPA_EAPOL_keyDone, WPA_EAPOL_inc_EapolFramesTx
  } wpa_eapol_variable;
  
  struct wpa_auth_callbacks {
  	void (*logger)(void *ctx, const u8 *addr, logger_level level,
  		       const char *txt);
  	void (*disconnect)(void *ctx, const u8 *addr, u16 reason);
  	int (*mic_failure_report)(void *ctx, const u8 *addr);
  	void (*psk_failure_report)(void *ctx, const u8 *addr);
  	void (*set_eapol)(void *ctx, const u8 *addr, wpa_eapol_variable var,
  			  int value);
  	int (*get_eapol)(void *ctx, const u8 *addr, wpa_eapol_variable var);
  	const u8 * (*get_psk)(void *ctx, const u8 *addr, const u8 *p2p_dev_addr,
  			      const u8 *prev_psk, size_t *psk_len,
  			      int *vlan_id);
  	int (*get_msk)(void *ctx, const u8 *addr, u8 *msk, size_t *len);
  	int (*set_key)(void *ctx, int vlan_id, enum wpa_alg alg,
  		       const u8 *addr, int idx, u8 *key, size_t key_len);
  	int (*get_seqnum)(void *ctx, const u8 *addr, int idx, u8 *seq);
  	int (*send_eapol)(void *ctx, const u8 *addr, const u8 *data,
  			  size_t data_len, int encrypt);
  	int (*for_each_sta)(void *ctx, int (*cb)(struct wpa_state_machine *sm,
  						 void *ctx), void *cb_ctx);
  	int (*for_each_auth)(void *ctx, int (*cb)(struct wpa_authenticator *a,
  						  void *ctx), void *cb_ctx);
  	int (*send_ether)(void *ctx, const u8 *dst, u16 proto, const u8 *data,
  			  size_t data_len);
  	int (*send_oui)(void *ctx, const u8 *dst, u8 oui_suffix, const u8 *data,
  			size_t data_len);
  	int (*channel_info)(void *ctx, struct wpa_channel_info *ci);
  	int (*update_vlan)(void *ctx, const u8 *addr, int vlan_id);
  	int (*get_sta_tx_params)(void *ctx, const u8 *addr,
  				 int ap_max_chanwidth, int ap_seg1_idx,
  				 int *bandwidth, int *seg1_idx);
  #ifdef CONFIG_IEEE80211R_AP
  	struct wpa_state_machine * (*add_sta)(void *ctx, const u8 *sta_addr);
  	int (*set_vlan)(void *ctx, const u8 *sta_addr,
  			struct vlan_description *vlan);
  	int (*get_vlan)(void *ctx, const u8 *sta_addr,
  			struct vlan_description *vlan);
  	int (*set_identity)(void *ctx, const u8 *sta_addr,
  			    const u8 *identity, size_t identity_len);
  	size_t (*get_identity)(void *ctx, const u8 *sta_addr, const u8 **buf);
  	int (*set_radius_cui)(void *ctx, const u8 *sta_addr,
  			      const u8 *radius_cui, size_t radius_cui_len);
  	size_t (*get_radius_cui)(void *ctx, const u8 *sta_addr, const u8 **buf);
  	void (*set_session_timeout)(void *ctx, const u8 *sta_addr,
  				    int session_timeout);
  	int (*get_session_timeout)(void *ctx, const u8 *sta_addr);
  
  	int (*send_ft_action)(void *ctx, const u8 *dst,
  			      const u8 *data, size_t data_len);
  	int (*add_tspec)(void *ctx, const u8 *sta_addr, u8 *tspec_ie,
  			 size_t tspec_ielen);
  #endif /* CONFIG_IEEE80211R_AP */
  #ifdef CONFIG_MESH
  	int (*start_ampe)(void *ctx, const u8 *sta_addr);
  #endif /* CONFIG_MESH */
  };
  
  struct wpa_authenticator * wpa_init(const u8 *addr,
  				    struct wpa_auth_config *conf,
  				    const struct wpa_auth_callbacks *cb,
  				    void *cb_ctx);
  int wpa_init_keys(struct wpa_authenticator *wpa_auth);
  void wpa_deinit(struct wpa_authenticator *wpa_auth);
  int wpa_reconfig(struct wpa_authenticator *wpa_auth,
  		 struct wpa_auth_config *conf);
  
  enum {
  	WPA_IE_OK, WPA_INVALID_IE, WPA_INVALID_GROUP, WPA_INVALID_PAIRWISE,
  	WPA_INVALID_AKMP, WPA_NOT_ENABLED, WPA_ALLOC_FAIL,
  	WPA_MGMT_FRAME_PROTECTION_VIOLATION, WPA_INVALID_MGMT_GROUP_CIPHER,
  	WPA_INVALID_MDIE, WPA_INVALID_PROTO, WPA_INVALID_PMKID
  };
  
  int wpa_validate_wpa_ie(struct wpa_authenticator *wpa_auth,
  			struct wpa_state_machine *sm, int freq,
  			const u8 *wpa_ie, size_t wpa_ie_len,
  			const u8 *mdie, size_t mdie_len,
  			const u8 *owe_dh, size_t owe_dh_len);
  int wpa_validate_osen(struct wpa_authenticator *wpa_auth,
  		      struct wpa_state_machine *sm,
  		      const u8 *osen_ie, size_t osen_ie_len);
  int wpa_auth_uses_mfp(struct wpa_state_machine *sm);
  void wpa_auth_set_ocv(struct wpa_state_machine *sm, int ocv);
  int wpa_auth_uses_ocv(struct wpa_state_machine *sm);
  struct wpa_state_machine *
  wpa_auth_sta_init(struct wpa_authenticator *wpa_auth, const u8 *addr,
  		  const u8 *p2p_dev_addr);
  int wpa_auth_sta_associated(struct wpa_authenticator *wpa_auth,
  			    struct wpa_state_machine *sm);
  void wpa_auth_sta_no_wpa(struct wpa_state_machine *sm);
  void wpa_auth_sta_deinit(struct wpa_state_machine *sm);
  void wpa_receive(struct wpa_authenticator *wpa_auth,
  		 struct wpa_state_machine *sm,
  		 u8 *data, size_t data_len);
  enum wpa_event {
  	WPA_AUTH, WPA_ASSOC, WPA_DISASSOC, WPA_DEAUTH, WPA_REAUTH,
  	WPA_REAUTH_EAPOL, WPA_ASSOC_FT, WPA_ASSOC_FILS, WPA_DRV_STA_REMOVED
  };
  void wpa_remove_ptk(struct wpa_state_machine *sm);
  int wpa_auth_sm_event(struct wpa_state_machine *sm, enum wpa_event event);
  void wpa_auth_sm_notify(struct wpa_state_machine *sm);
  void wpa_gtk_rekey(struct wpa_authenticator *wpa_auth);
  int wpa_get_mib(struct wpa_authenticator *wpa_auth, char *buf, size_t buflen);
  int wpa_get_mib_sta(struct wpa_state_machine *sm, char *buf, size_t buflen);
  void wpa_auth_countermeasures_start(struct wpa_authenticator *wpa_auth);
  int wpa_auth_pairwise_set(struct wpa_state_machine *sm);
  int wpa_auth_get_pairwise(struct wpa_state_machine *sm);
  const u8 * wpa_auth_get_pmk(struct wpa_state_machine *sm, int *len);
  int wpa_auth_sta_key_mgmt(struct wpa_state_machine *sm);
  int wpa_auth_sta_wpa_version(struct wpa_state_machine *sm);
  int wpa_auth_sta_ft_tk_already_set(struct wpa_state_machine *sm);
  int wpa_auth_sta_fils_tk_already_set(struct wpa_state_machine *sm);
  int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm,
  			     struct rsn_pmksa_cache_entry *entry);
  struct rsn_pmksa_cache_entry *
  wpa_auth_sta_get_pmksa(struct wpa_state_machine *sm);
  void wpa_auth_sta_local_mic_failure_report(struct wpa_state_machine *sm);
  const u8 * wpa_auth_get_wpa_ie(struct wpa_authenticator *wpa_auth,
  			       size_t *len);
  int wpa_auth_pmksa_add(struct wpa_state_machine *sm, const u8 *pmk,
  		       unsigned int pmk_len,
  		       int session_timeout, struct eapol_state_machine *eapol);
  int wpa_auth_pmksa_add_preauth(struct wpa_authenticator *wpa_auth,
  			       const u8 *pmk, size_t len, const u8 *sta_addr,
  			       int session_timeout,
  			       struct eapol_state_machine *eapol);
  int wpa_auth_pmksa_add_sae(struct wpa_authenticator *wpa_auth, const u8 *addr,
  			   const u8 *pmk, const u8 *pmkid);
  void wpa_auth_add_sae_pmkid(struct wpa_state_machine *sm, const u8 *pmkid);
  int wpa_auth_pmksa_add2(struct wpa_authenticator *wpa_auth, const u8 *addr,
  			const u8 *pmk, size_t pmk_len, const u8 *pmkid,
  			int session_timeout, int akmp);
  void wpa_auth_pmksa_remove(struct wpa_authenticator *wpa_auth,
  			   const u8 *sta_addr);
  int wpa_auth_pmksa_list(struct wpa_authenticator *wpa_auth, char *buf,
  			size_t len);
  void wpa_auth_pmksa_flush(struct wpa_authenticator *wpa_auth);
  int wpa_auth_pmksa_list_mesh(struct wpa_authenticator *wpa_auth, const u8 *addr,
  			     char *buf, size_t len);
  struct rsn_pmksa_cache_entry *
  wpa_auth_pmksa_create_entry(const u8 *aa, const u8 *spa, const u8 *pmk,
  			    const u8 *pmkid, int expiration);
  int wpa_auth_pmksa_add_entry(struct wpa_authenticator *wpa_auth,
  			     struct rsn_pmksa_cache_entry *entry);
  struct rsn_pmksa_cache_entry *
  wpa_auth_pmksa_get(struct wpa_authenticator *wpa_auth, const u8 *sta_addr,
  		   const u8 *pmkid);
  struct rsn_pmksa_cache_entry *
  wpa_auth_pmksa_get_fils_cache_id(struct wpa_authenticator *wpa_auth,
  				 const u8 *sta_addr, const u8 *pmkid);
  void wpa_auth_pmksa_set_to_sm(struct rsn_pmksa_cache_entry *pmksa,
  			      struct wpa_state_machine *sm,
  			      struct wpa_authenticator *wpa_auth,
  			      u8 *pmkid, u8 *pmk);
  int wpa_auth_sta_set_vlan(struct wpa_state_machine *sm, int vlan_id);
  void wpa_auth_eapol_key_tx_status(struct wpa_authenticator *wpa_auth,
  				  struct wpa_state_machine *sm, int ack);
  
  #ifdef CONFIG_IEEE80211R_AP
  u8 * wpa_sm_write_assoc_resp_ies(struct wpa_state_machine *sm, u8 *pos,
  				 size_t max_len, int auth_alg,
  				 const u8 *req_ies, size_t req_ies_len);
  void wpa_ft_process_auth(struct wpa_state_machine *sm, const u8 *bssid,
  			 u16 auth_transaction, const u8 *ies, size_t ies_len,
  			 void (*cb)(void *ctx, const u8 *dst, const u8 *bssid,
  				    u16 auth_transaction, u16 resp,
  				    const u8 *ies, size_t ies_len),
  			 void *ctx);
  u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
  			    size_t ies_len);
  int wpa_ft_action_rx(struct wpa_state_machine *sm, const u8 *data, size_t len);
  int wpa_ft_rrb_rx(struct wpa_authenticator *wpa_auth, const u8 *src_addr,
  		  const u8 *data, size_t data_len);
  void wpa_ft_rrb_oui_rx(struct wpa_authenticator *wpa_auth, const u8 *src_addr,
  		       const u8 *dst_addr, u8 oui_suffix, const u8 *data,
  		       size_t data_len);
  void wpa_ft_push_pmk_r1(struct wpa_authenticator *wpa_auth, const u8 *addr);
  void wpa_ft_deinit(struct wpa_authenticator *wpa_auth);
  void wpa_ft_sta_deinit(struct wpa_state_machine *sm);
  #endif /* CONFIG_IEEE80211R_AP */
  
  void wpa_wnmsleep_rekey_gtk(struct wpa_state_machine *sm);
  void wpa_set_wnmsleep(struct wpa_state_machine *sm, int flag);
  int wpa_wnmsleep_gtk_subelem(struct wpa_state_machine *sm, u8 *pos);
  int wpa_wnmsleep_igtk_subelem(struct wpa_state_machine *sm, u8 *pos);
  
  int wpa_auth_uses_sae(struct wpa_state_machine *sm);
  int wpa_auth_uses_ft_sae(struct wpa_state_machine *sm);
  
  int wpa_auth_get_ip_addr(struct wpa_state_machine *sm, u8 *addr);
  
  struct radius_das_attrs;
  int wpa_auth_radius_das_disconnect_pmksa(struct wpa_authenticator *wpa_auth,
  					 struct radius_das_attrs *attr);
  void wpa_auth_reconfig_group_keys(struct wpa_authenticator *wpa_auth);
  
  int wpa_auth_ensure_group(struct wpa_authenticator *wpa_auth, int vlan_id);
  int wpa_auth_release_group(struct wpa_authenticator *wpa_auth, int vlan_id);
  int fils_auth_pmk_to_ptk(struct wpa_state_machine *sm, const u8 *pmk,
  			 size_t pmk_len, const u8 *snonce, const u8 *anonce,
  			 const u8 *dhss, size_t dhss_len,
  			 struct wpabuf *g_sta, struct wpabuf *g_ap);
  int fils_decrypt_assoc(struct wpa_state_machine *sm, const u8 *fils_session,
  		       const struct ieee80211_mgmt *mgmt, size_t frame_len,
  		       u8 *pos, size_t left);
  int fils_encrypt_assoc(struct wpa_state_machine *sm, u8 *buf,
  		       size_t current_len, size_t max_len,
  		       const struct wpabuf *hlp);
  int fils_set_tk(struct wpa_state_machine *sm);
  u8 * hostapd_eid_assoc_fils_session(struct wpa_state_machine *sm, u8 *eid,
  				    const u8 *fils_session,
  				    struct wpabuf *fils_hlp_resp);
  const u8 *  wpa_fils_validate_fils_session(struct wpa_state_machine *sm,
  					   const u8 *ies, size_t ies_len,
  					   const u8 *fils_session);
  int wpa_fils_validate_key_confirm(struct wpa_state_machine *sm, const u8 *ies,
  				  size_t ies_len);
  
  int get_sta_tx_parameters(struct wpa_state_machine *sm, int ap_max_chanwidth,
  			  int ap_seg1_idx, int *bandwidth, int *seg1_idx);
  
  int wpa_auth_write_fte(struct wpa_authenticator *wpa_auth, int use_sha384,
  		       u8 *buf, size_t len);
  void wpa_auth_get_fils_aead_params(struct wpa_state_machine *sm,
  				   u8 *fils_anonce, u8 *fils_snonce,
  				   u8 *fils_kek, size_t *fils_kek_len);
  void wpa_auth_add_fils_pmk_pmkid(struct wpa_state_machine *sm, const u8 *pmk,
  				 size_t pmk_len, const u8 *pmkid);
  u8 * wpa_auth_write_assoc_resp_owe(struct wpa_state_machine *sm,
  				   u8 *pos, size_t max_len,
  				   const u8 *req_ies, size_t req_ies_len);
  u8 * wpa_auth_write_assoc_resp_fils(struct wpa_state_machine *sm,
  				    u8 *pos, size_t max_len,
  				    const u8 *req_ies, size_t req_ies_len);
  void wpa_auth_set_auth_alg(struct wpa_state_machine *sm, u16 auth_alg);
  void wpa_auth_set_dpp_z(struct wpa_state_machine *sm, const struct wpabuf *z);
  
  int wpa_auth_resend_m1(struct wpa_state_machine *sm, int change_anonce,
  		       void (*cb)(void *ctx1, void *ctx2),
  		       void *ctx1, void *ctx2);
  int wpa_auth_resend_m3(struct wpa_state_machine *sm,
  		       void (*cb)(void *ctx1, void *ctx2),
  		       void *ctx1, void *ctx2);
  int wpa_auth_resend_group_m1(struct wpa_state_machine *sm,
  			     void (*cb)(void *ctx1, void *ctx2),
  			     void *ctx1, void *ctx2);
  int wpa_auth_rekey_gtk(struct wpa_authenticator *wpa_auth);
  void wpa_auth_set_ptk_rekey_timer(struct wpa_state_machine *sm);
  int wpa_check_sta(struct wpa_state_machine *sm, uint32_t now);
  
  #endif /* WPA_AUTH_H */
  