2 * Wi-Fi Protected Setup
3 * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
21 * enum wsc_op_code - EAP-WSC OP-Code values
24 WSC_UPnP = 0 /* No OP Code in UPnP transport */,
34 struct upnp_wps_device_sm;
38 * struct wps_credential - WPS Credential
40 * @ssid_len: Length of SSID
41 * @auth_type: Authentication Type (WPS_AUTH_OPEN, .. flags)
42 * @encr_type: Encryption Type (WPS_ENCR_NONE, .. flags)
45 * @key_len: Key length in octets
46 * @mac_addr: MAC address of the Credential receiver
47 * @cred_attr: Unparsed Credential attribute data (used only in cred_cb());
48 * this may be %NULL, if not used
49 * @cred_attr_len: Length of cred_attr in octets
51 struct wps_credential {
59 u8 mac_addr[ETH_ALEN];
64 #define WPS_DEV_TYPE_LEN 8
65 #define WPS_DEV_TYPE_BUFSIZE 21
66 #define WPS_SEC_DEV_TYPE_MAX_LEN 128
67 /* maximum number of advertised WPS vendor extension attributes */
68 #define MAX_WPS_VENDOR_EXTENSIONS 10
69 /* maximum size of WPS Vendor extension attribute */
70 #define WPS_MAX_VENDOR_EXT_LEN 1024
71 /* maximum number of parsed WPS vendor extension attributes */
72 #define MAX_WPS_PARSE_VENDOR_EXT 10
75 * struct wps_device_data - WPS Device Data
76 * @mac_addr: Device MAC address
77 * @device_name: Device Name (0..32 octets encoded in UTF-8)
78 * @manufacturer: Manufacturer (0..64 octets encoded in UTF-8)
79 * @model_name: Model Name (0..32 octets encoded in UTF-8)
80 * @model_number: Model Number (0..32 octets encoded in UTF-8)
81 * @serial_number: Serial Number (0..32 octets encoded in UTF-8)
82 * @pri_dev_type: Primary Device Type
83 * @sec_dev_type: Array of secondary device types
84 * @num_sec_dev_type: Number of secondary device types
85 * @os_version: OS Version
86 * @rf_bands: RF bands (WPS_RF_24GHZ, WPS_RF_50GHZ flags)
87 * @p2p: Whether the device is a P2P device
89 struct wps_device_data {
90 u8 mac_addr[ETH_ALEN];
96 u8 pri_dev_type[WPS_DEV_TYPE_LEN];
97 #define WPS_SEC_DEVICE_TYPES 5
98 u8 sec_dev_type[WPS_SEC_DEVICE_TYPES][WPS_DEV_TYPE_LEN];
102 struct wpabuf *vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
107 struct oob_conf_data {
109 OOB_METHOD_UNKNOWN = 0,
110 OOB_METHOD_DEV_PWD_E,
111 OOB_METHOD_DEV_PWD_R,
114 struct wpabuf *dev_password;
115 struct wpabuf *pubkey_hash;
119 * struct wps_config - WPS configuration for a single registration protocol run
123 * wps - Pointer to long term WPS context
125 struct wps_context *wps;
128 * registrar - Whether this end is a Registrar
133 * pin - Enrollee Device Password (%NULL for Registrar or PBC)
138 * pin_len - Length on pin in octets
143 * pbc - Whether this is protocol run uses PBC
148 * assoc_wps_ie: (Re)AssocReq WPS IE (in AP; %NULL if not AP)
150 const struct wpabuf *assoc_wps_ie;
153 * new_ap_settings - New AP settings (%NULL if not used)
155 * This parameter provides new AP settings when using a wireless
156 * stations as a Registrar to configure the AP. %NULL means that AP
157 * will not be reconfigured, i.e., the station will only learn the
158 * current AP settings by using AP PIN.
160 const struct wps_credential *new_ap_settings;
163 * peer_addr: MAC address of the peer in AP; %NULL if not AP
168 * use_psk_key - Use PSK format key in Credential
170 * Force PSK format to be used instead of ASCII passphrase when
171 * building Credential for an Enrollee. The PSK value is set in
172 * struct wpa_context::psk.
177 * dev_pw_id - Device Password ID for Enrollee when PIN is used
182 * p2p_dev_addr - P2P Device Address from (Re)Association Request
184 * On AP/GO, this is set to the P2P Device Address of the associating
185 * P2P client if a P2P IE is included in the (Re)Association Request
186 * frame and the P2P Device Address is included. Otherwise, this is set
187 * to %NULL to indicate the station does not have a P2P Device Address.
189 const u8 *p2p_dev_addr;
192 * pbc_in_m1 - Do not remove PushButton config method in M1 (AP)
194 * This can be used to enable a workaround to allow Windows 7 to use
200 struct wps_data * wps_init(const struct wps_config *cfg);
202 void wps_deinit(struct wps_data *data);
205 * enum wps_process_res - WPS message processing result
207 enum wps_process_res {
209 * WPS_DONE - Processing done
214 * WPS_CONTINUE - Processing continues
219 * WPS_FAILURE - Processing failed
224 * WPS_PENDING - Processing continues, but waiting for an external
225 * event (e.g., UPnP message from an external Registrar)
229 enum wps_process_res wps_process_msg(struct wps_data *wps,
230 enum wsc_op_code op_code,
231 const struct wpabuf *msg);
233 struct wpabuf * wps_get_msg(struct wps_data *wps, enum wsc_op_code *op_code);
235 int wps_is_selected_pbc_registrar(const struct wpabuf *msg);
236 int wps_is_selected_pin_registrar(const struct wpabuf *msg);
237 int wps_ap_priority_compar(const struct wpabuf *wps_a,
238 const struct wpabuf *wps_b);
239 int wps_is_addr_authorized(const struct wpabuf *msg, const u8 *addr,
241 const u8 * wps_get_uuid_e(const struct wpabuf *msg);
243 struct wpabuf * wps_build_assoc_req_ie(enum wps_request_type req_type);
244 struct wpabuf * wps_build_assoc_resp_ie(void);
245 struct wpabuf * wps_build_probe_req_ie(int pbc, struct wps_device_data *dev,
247 enum wps_request_type req_type,
248 unsigned int num_req_dev_types,
249 const u8 *req_dev_types);
253 * struct wps_registrar_config - WPS Registrar configuration
255 struct wps_registrar_config {
257 * new_psk_cb - Callback for new PSK
258 * @ctx: Higher layer context data (cb_ctx)
259 * @mac_addr: MAC address of the Enrollee
261 * @psk_len: The length of psk in octets
262 * Returns: 0 on success, -1 on failure
264 * This callback is called when a new per-device PSK is provisioned.
266 int (*new_psk_cb)(void *ctx, const u8 *mac_addr, const u8 *psk,
270 * set_ie_cb - Callback for WPS IE changes
271 * @ctx: Higher layer context data (cb_ctx)
272 * @beacon_ie: WPS IE for Beacon
273 * @probe_resp_ie: WPS IE for Probe Response
274 * Returns: 0 on success, -1 on failure
276 * This callback is called whenever the WPS IE in Beacon or Probe
277 * Response frames needs to be changed (AP only). Callee is responsible
278 * for freeing the buffers.
280 int (*set_ie_cb)(void *ctx, struct wpabuf *beacon_ie,
281 struct wpabuf *probe_resp_ie);
284 * pin_needed_cb - Callback for requesting a PIN
285 * @ctx: Higher layer context data (cb_ctx)
286 * @uuid_e: UUID-E of the unknown Enrollee
287 * @dev: Device Data from the unknown Enrollee
289 * This callback is called whenever an unknown Enrollee requests to use
290 * PIN method and a matching PIN (Device Password) is not found in
293 void (*pin_needed_cb)(void *ctx, const u8 *uuid_e,
294 const struct wps_device_data *dev);
297 * reg_success_cb - Callback for reporting successful registration
298 * @ctx: Higher layer context data (cb_ctx)
299 * @mac_addr: MAC address of the Enrollee
300 * @uuid_e: UUID-E of the Enrollee
302 * This callback is called whenever an Enrollee completes registration
305 void (*reg_success_cb)(void *ctx, const u8 *mac_addr,
309 * set_sel_reg_cb - Callback for reporting selected registrar changes
310 * @ctx: Higher layer context data (cb_ctx)
311 * @sel_reg: Whether the Registrar is selected
312 * @dev_passwd_id: Device Password ID to indicate with method or
313 * specific password the Registrar intends to use
314 * @sel_reg_config_methods: Bit field of active config methods
316 * This callback is called whenever the Selected Registrar state
317 * changes (e.g., a new PIN becomes available or PBC is invoked). This
318 * callback is only used by External Registrar implementation;
319 * set_ie_cb() is used by AP implementation in similar caes, but it
320 * provides the full WPS IE data instead of just the minimal Registrar
323 void (*set_sel_reg_cb)(void *ctx, int sel_reg, u16 dev_passwd_id,
324 u16 sel_reg_config_methods);
327 * enrollee_seen_cb - Callback for reporting Enrollee based on ProbeReq
328 * @ctx: Higher layer context data (cb_ctx)
329 * @addr: MAC address of the Enrollee
330 * @uuid_e: UUID of the Enrollee
331 * @pri_dev_type: Primary device type
332 * @config_methods: Config Methods
333 * @dev_password_id: Device Password ID
334 * @request_type: Request Type
335 * @dev_name: Device Name (if available)
337 void (*enrollee_seen_cb)(void *ctx, const u8 *addr, const u8 *uuid_e,
338 const u8 *pri_dev_type, u16 config_methods,
339 u16 dev_password_id, u8 request_type,
340 const char *dev_name);
343 * cb_ctx: Higher layer context data for Registrar callbacks
348 * skip_cred_build: Do not build credential
350 * This option can be used to disable internal code that builds
351 * Credential attribute into M8 based on the current network
352 * configuration and Enrollee capabilities. The extra_cred data will
353 * then be used as the Credential(s).
358 * extra_cred: Additional Credential attribute(s)
360 * This optional data (set to %NULL to disable) can be used to add
361 * Credential attribute(s) for other networks into M8. If
362 * skip_cred_build is set, this will also override the automatically
363 * generated Credential attribute.
365 const u8 *extra_cred;
368 * extra_cred_len: Length of extra_cred in octets
370 size_t extra_cred_len;
373 * disable_auto_conf - Disable auto-configuration on first registration
375 * By default, the AP that is started in not configured state will
376 * generate a random PSK and move to configured state when the first
377 * registration protocol run is completed successfully. This option can
378 * be used to disable this functionality and leave it up to an external
379 * program to take care of configuration. This requires the extra_cred
380 * to be set with a suitable Credential and skip_cred_build being used.
382 int disable_auto_conf;
385 * static_wep_only - Whether the BSS supports only static WEP
390 * dualband - Whether this is a concurrent dualband AP
397 * enum wps_event - WPS event types
401 * WPS_EV_M2D - M2D received (Registrar did not know us)
406 * WPS_EV_FAIL - Registration failed
411 * WPS_EV_SUCCESS - Registration succeeded
416 * WPS_EV_PWD_AUTH_FAIL - Password authentication failed
418 WPS_EV_PWD_AUTH_FAIL,
421 * WPS_EV_PBC_OVERLAP - PBC session overlap detected
426 * WPS_EV_PBC_TIMEOUT - PBC walktime expired before protocol run start
431 * WPS_EV_ER_AP_ADD - ER: AP added
436 * WPS_EV_ER_AP_REMOVE - ER: AP removed
441 * WPS_EV_ER_ENROLLEE_ADD - ER: Enrollee added
443 WPS_EV_ER_ENROLLEE_ADD,
446 * WPS_EV_ER_ENROLLEE_REMOVE - ER: Enrollee removed
448 WPS_EV_ER_ENROLLEE_REMOVE,
451 * WPS_EV_ER_AP_SETTINGS - ER: AP Settings learned
453 WPS_EV_ER_AP_SETTINGS,
456 * WPS_EV_ER_SET_SELECTED_REGISTRAR - ER: SetSelectedRegistrar event
458 WPS_EV_ER_SET_SELECTED_REGISTRAR
462 * union wps_event_data - WPS event data
464 union wps_event_data {
466 * struct wps_event_m2d - M2D event data
468 struct wps_event_m2d {
470 const u8 *manufacturer;
471 size_t manufacturer_len;
472 const u8 *model_name;
473 size_t model_name_len;
474 const u8 *model_number;
475 size_t model_number_len;
476 const u8 *serial_number;
477 size_t serial_number_len;
480 const u8 *primary_dev_type; /* 8 octets */
486 * struct wps_event_fail - Registration failure information
487 * @msg: enum wps_msg_type
489 struct wps_event_fail {
492 u16 error_indication;
495 struct wps_event_pwd_auth_fail {
500 struct wps_event_er_ap {
503 const char *friendly_name;
504 const char *manufacturer;
505 const char *manufacturer_url;
506 const char *model_description;
507 const char *model_name;
508 const char *model_number;
509 const char *model_url;
510 const char *serial_number;
512 const u8 *pri_dev_type;
516 struct wps_event_er_enrollee {
522 const u8 *pri_dev_type;
523 const char *dev_name;
524 const char *manufacturer;
525 const char *model_name;
526 const char *model_number;
527 const char *serial_number;
530 struct wps_event_er_ap_settings {
532 const struct wps_credential *cred;
535 struct wps_event_er_set_selected_registrar {
539 u16 sel_reg_config_methods;
541 WPS_ER_SET_SEL_REG_START,
542 WPS_ER_SET_SEL_REG_DONE,
543 WPS_ER_SET_SEL_REG_FAILED
549 * struct upnp_pending_message - Pending PutWLANResponse messages
550 * @next: Pointer to next pending message or %NULL
551 * @addr: NewWLANEventMAC
553 * @type: Message Type
555 struct upnp_pending_message {
556 struct upnp_pending_message *next;
559 enum wps_msg_type type;
563 * struct wps_context - Long term WPS context data
565 * This data is stored at the higher layer Authenticator or Supplicant data
566 * structures and it is maintained over multiple registration protocol runs.
570 * ap - Whether the local end is an access point
575 * registrar - Pointer to WPS registrar data from wps_registrar_init()
577 struct wps_registrar *registrar;
580 * wps_state - Current WPS state
582 enum wps_state wps_state;
585 * ap_setup_locked - Whether AP setup is locked (only used at AP)
597 * This SSID is used by the Registrar to fill in information for
598 * Credentials. In addition, AP uses it when acting as an Enrollee to
599 * notify Registrar of the current configuration.
604 * ssid_len - Length of ssid in octets
609 * dev - Own WPS device data
611 struct wps_device_data dev;
614 * oob_conf - OOB Config data
616 struct oob_conf_data oob_conf;
619 * oob_dev_pw_id - OOB Device password id
624 * dh_ctx - Context data for Diffie-Hellman operation
629 * dh_privkey - Diffie-Hellman private key
631 struct wpabuf *dh_privkey;
634 * dh_pubkey_oob - Diffie-Hellman public key
636 struct wpabuf *dh_pubkey;
639 * config_methods - Enabled configuration methods
641 * Bit field of WPS_CONFIG_*
646 * encr_types - Enabled encryption types (bit field of WPS_ENCR_*)
651 * auth_types - Authentication types (bit field of WPS_AUTH_*)
656 * network_key - The current Network Key (PSK) or %NULL to generate new
658 * If %NULL, Registrar will generate per-device PSK. In addition, AP
659 * uses this when acting as an Enrollee to notify Registrar of the
660 * current configuration.
662 * When using WPA/WPA2-Person, this key can be either the ASCII
663 * passphrase (8..63 characters) or the 32-octet PSK (64 hex
664 * characters). When this is set to the ASCII passphrase, the PSK can
665 * be provided in the psk buffer and used per-Enrollee to control which
666 * key type is included in the Credential (e.g., to reduce calculation
667 * need on low-powered devices by provisioning PSK while still allowing
668 * other devices to get the passphrase).
673 * network_key_len - Length of network_key in octets
675 size_t network_key_len;
678 * psk - The current network PSK
680 * This optional value can be used to provide the current PSK if
681 * network_key is set to the ASCII passphrase.
686 * psk_set - Whether psk value is set
691 * ap_settings - AP Settings override for M7 (only used at AP)
693 * If %NULL, AP Settings attributes will be generated based on the
694 * current network configuration.
699 * ap_settings_len - Length of ap_settings in octets
701 size_t ap_settings_len;
704 * friendly_name - Friendly Name (required for UPnP)
709 * manufacturer_url - Manufacturer URL (optional for UPnP)
711 char *manufacturer_url;
714 * model_description - Model Description (recommended for UPnP)
716 char *model_description;
719 * model_url - Model URL (optional for UPnP)
724 * upc - Universal Product Code (optional for UPnP)
729 * cred_cb - Callback to notify that new Credentials were received
730 * @ctx: Higher layer context data (cb_ctx)
731 * @cred: The received Credential
732 * Return: 0 on success, -1 on failure
734 int (*cred_cb)(void *ctx, const struct wps_credential *cred);
737 * event_cb - Event callback (state information about progress)
738 * @ctx: Higher layer context data (cb_ctx)
742 void (*event_cb)(void *ctx, enum wps_event event,
743 union wps_event_data *data);
746 * cb_ctx: Higher layer context data for callbacks
750 struct upnp_wps_device_sm *wps_upnp;
752 /* Pending messages from UPnP PutWLANResponse */
753 struct upnp_pending_message *upnp_msgs;
756 struct oob_device_data {
759 void * (*init_func)(struct wps_context *, struct oob_device_data *,
761 struct wpabuf * (*read_func)(void *);
762 int (*write_func)(void *, struct wpabuf *);
763 void (*deinit_func)(void *);
766 struct oob_nfc_device_data {
767 int (*init_func)(char *);
768 void * (*read_func)(size_t *);
769 int (*write_func)(void *, size_t);
770 void (*deinit_func)(void);
773 struct wps_registrar *
774 wps_registrar_init(struct wps_context *wps,
775 const struct wps_registrar_config *cfg);
776 void wps_registrar_deinit(struct wps_registrar *reg);
777 int wps_registrar_add_pin(struct wps_registrar *reg, const u8 *addr,
778 const u8 *uuid, const u8 *pin, size_t pin_len,
780 int wps_registrar_invalidate_pin(struct wps_registrar *reg, const u8 *uuid);
781 int wps_registrar_wps_cancel(struct wps_registrar *reg);
782 int wps_registrar_unlock_pin(struct wps_registrar *reg, const u8 *uuid);
783 int wps_registrar_button_pushed(struct wps_registrar *reg,
784 const u8 *p2p_dev_addr);
785 void wps_registrar_probe_req_rx(struct wps_registrar *reg, const u8 *addr,
786 const struct wpabuf *wps_data,
788 int wps_registrar_update_ie(struct wps_registrar *reg);
789 int wps_registrar_get_info(struct wps_registrar *reg, const u8 *addr,
790 char *buf, size_t buflen);
791 int wps_registrar_config_ap(struct wps_registrar *reg,
792 struct wps_credential *cred);
794 unsigned int wps_pin_checksum(unsigned int pin);
795 unsigned int wps_pin_valid(unsigned int pin);
796 unsigned int wps_generate_pin(void);
797 void wps_free_pending_msgs(struct upnp_pending_message *msgs);
799 struct oob_device_data * wps_get_oob_device(char *device_type);
800 struct oob_nfc_device_data * wps_get_oob_nfc_device(char *device_name);
801 int wps_get_oob_method(char *method);
802 int wps_process_oob(struct wps_context *wps, struct oob_device_data *oob_dev,
804 int wps_attr_text(struct wpabuf *data, char *buf, char *end);
806 struct wps_er * wps_er_init(struct wps_context *wps, const char *ifname,
808 void wps_er_refresh(struct wps_er *er);
809 void wps_er_deinit(struct wps_er *er, void (*cb)(void *ctx), void *ctx);
810 void wps_er_set_sel_reg(struct wps_er *er, int sel_reg, u16 dev_passwd_id,
811 u16 sel_reg_config_methods);
812 int wps_er_pbc(struct wps_er *er, const u8 *uuid);
813 int wps_er_learn(struct wps_er *er, const u8 *uuid, const u8 *pin,
815 int wps_er_set_config(struct wps_er *er, const u8 *uuid,
816 const struct wps_credential *cred);
817 int wps_er_config(struct wps_er *er, const u8 *uuid, const u8 *pin,
818 size_t pin_len, const struct wps_credential *cred);
820 int wps_dev_type_str2bin(const char *str, u8 dev_type[WPS_DEV_TYPE_LEN]);
821 char * wps_dev_type_bin2str(const u8 dev_type[WPS_DEV_TYPE_LEN], char *buf,
823 void uuid_gen_mac_addr(const u8 *mac_addr, u8 *uuid);
824 u16 wps_config_methods_str2bin(const char *str);
826 #ifdef CONFIG_WPS_STRICT
827 int wps_validate_beacon(const struct wpabuf *wps_ie);
828 int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie, int probe,
830 int wps_validate_probe_req(const struct wpabuf *wps_ie, const u8 *addr);
831 int wps_validate_assoc_req(const struct wpabuf *wps_ie);
832 int wps_validate_assoc_resp(const struct wpabuf *wps_ie);
833 int wps_validate_m1(const struct wpabuf *tlvs);
834 int wps_validate_m2(const struct wpabuf *tlvs);
835 int wps_validate_m2d(const struct wpabuf *tlvs);
836 int wps_validate_m3(const struct wpabuf *tlvs);
837 int wps_validate_m4(const struct wpabuf *tlvs);
838 int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2);
839 int wps_validate_m5(const struct wpabuf *tlvs);
840 int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2);
841 int wps_validate_m6(const struct wpabuf *tlvs);
842 int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2);
843 int wps_validate_m7(const struct wpabuf *tlvs);
844 int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap, int wps2);
845 int wps_validate_m8(const struct wpabuf *tlvs);
846 int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap, int wps2);
847 int wps_validate_wsc_ack(const struct wpabuf *tlvs);
848 int wps_validate_wsc_nack(const struct wpabuf *tlvs);
849 int wps_validate_wsc_done(const struct wpabuf *tlvs);
850 int wps_validate_upnp_set_selected_registrar(const struct wpabuf *tlvs);
851 #else /* CONFIG_WPS_STRICT */
852 static inline int wps_validate_beacon(const struct wpabuf *wps_ie){
856 static inline int wps_validate_beacon_probe_resp(const struct wpabuf *wps_ie,
857 int probe, const u8 *addr)
862 static inline int wps_validate_probe_req(const struct wpabuf *wps_ie,
868 static inline int wps_validate_assoc_req(const struct wpabuf *wps_ie)
873 static inline int wps_validate_assoc_resp(const struct wpabuf *wps_ie)
878 static inline int wps_validate_m1(const struct wpabuf *tlvs)
883 static inline int wps_validate_m2(const struct wpabuf *tlvs)
888 static inline int wps_validate_m2d(const struct wpabuf *tlvs)
893 static inline int wps_validate_m3(const struct wpabuf *tlvs)
898 static inline int wps_validate_m4(const struct wpabuf *tlvs)
903 static inline int wps_validate_m4_encr(const struct wpabuf *tlvs, int wps2)
908 static inline int wps_validate_m5(const struct wpabuf *tlvs)
913 static inline int wps_validate_m5_encr(const struct wpabuf *tlvs, int wps2)
918 static inline int wps_validate_m6(const struct wpabuf *tlvs)
923 static inline int wps_validate_m6_encr(const struct wpabuf *tlvs, int wps2)
928 static inline int wps_validate_m7(const struct wpabuf *tlvs)
933 static inline int wps_validate_m7_encr(const struct wpabuf *tlvs, int ap,
939 static inline int wps_validate_m8(const struct wpabuf *tlvs)
944 static inline int wps_validate_m8_encr(const struct wpabuf *tlvs, int ap,
950 static inline int wps_validate_wsc_ack(const struct wpabuf *tlvs)
955 static inline int wps_validate_wsc_nack(const struct wpabuf *tlvs)
960 static inline int wps_validate_wsc_done(const struct wpabuf *tlvs)
965 static inline int wps_validate_upnp_set_selected_registrar(
966 const struct wpabuf *tlvs)
970 #endif /* CONFIG_WPS_STRICT */