/** * wps_build_probe_req_ie - Build WPS IE for Probe Request * @pbc: Whether searching for PBC mode APs * @dev: Device attributes * @uuid: Own UUID * @req_type: Value for Request Type attribute * @num_req_dev_types: Number of requested device types * @req_dev_types: Requested device types (8 * num_req_dev_types octets) or * %NULL if none * Returns: WPS IE or %NULL on failure * * The caller is responsible for freeing the buffer. */ struct wpabuf * wps_build_probe_req_ie(int pbc, struct wps_device_data *dev, const u8 *uuid, enum wps_request_type req_type, unsigned int num_req_dev_types, const u8 *req_dev_types) { struct wpabuf *ie; wpa_printf(MSG_DEBUG, "WPS: Building WPS IE for Probe Request"); ie = wpabuf_alloc(500); if (ie == NULL) return NULL; if (wps_build_version(ie) || wps_build_req_type(ie, req_type) || wps_build_config_methods(ie, dev->config_methods) || wps_build_uuid_e(ie, uuid) || wps_build_primary_dev_type(dev, ie) || wps_build_rf_bands(dev, ie) || wps_build_assoc_state(NULL, ie) || wps_build_config_error(ie, WPS_CFG_NO_ERROR) || wps_build_dev_password_id(ie, pbc ? DEV_PW_PUSHBUTTON : DEV_PW_DEFAULT) || #ifdef CONFIG_WPS2 wps_build_manufacturer(dev, ie) || wps_build_model_name(dev, ie) || wps_build_model_number(dev, ie) || wps_build_dev_name(dev, ie) || wps_build_wfa_ext(ie, req_type == WPS_REQ_ENROLLEE, NULL, 0) || #endif /* CONFIG_WPS2 */ wps_build_req_dev_type(dev, ie, num_req_dev_types, req_dev_types) || wps_build_secondary_dev_type(dev, ie) ) { wpabuf_free(ie); return NULL; } #ifndef CONFIG_WPS2 if (dev->p2p && wps_build_dev_name(dev, ie)) { wpabuf_free(ie); return NULL; } #endif /* CONFIG_WPS2 */ return wps_ie_encapsulate(ie); }
int wps_build_device_attrs(struct wps_device_data *dev, struct wpabuf *msg) { if (wps_build_manufacturer(dev, msg) || wps_build_model_name(dev, msg) || wps_build_model_number(dev, msg) || wps_build_serial_number(dev, msg) || wps_build_primary_dev_type(dev, msg) || wps_build_dev_name(dev, msg)) return -1; return 0; }
/** * wps_build_probe_req_ie - Build WPS IE for Probe Request * @pbc: Whether searching for PBC mode APs * @dev: Device attributes * @uuid: Own UUID * @req_type: Value for Request Type attribute * @num_req_dev_types: Number of requested device types * @req_dev_types: Requested device types (8 * num_req_dev_types octets) or * %NULL if none * Returns: WPS IE or %NULL on failure * * The caller is responsible for freeing the buffer. */ struct wpabuf * wps_build_probe_req_ie(int pbc, struct wps_device_data *dev, const u8 *uuid, enum wps_request_type req_type, unsigned int num_req_dev_types, const u8 *req_dev_types) { struct wpabuf *ie; u16 methods = 0; wpa_printf(MSG_DEBUG, "WPS: Building WPS IE for Probe Request"); ie = wpabuf_alloc(500); if (ie == NULL) return NULL; methods |= WPS_CONFIG_PUSHBUTTON; #ifdef CONFIG_WPS2 /* * TODO: Should figure out whether this device has a physical or * virtual pushbutton. */ methods |= WPS_CONFIG_VIRT_PUSHBUTTON; #endif /* CONFIG_WPS2 */ /* * TODO: Should figure out whether this Probe Request was triggered * using physical or virtual display. Also, if the device has a PIN on * a label, that should be indicated here. */ methods |= WPS_CONFIG_DISPLAY | #ifdef CONFIG_WPS2 WPS_CONFIG_VIRT_DISPLAY | #endif /* CONFIG_WPS2 */ WPS_CONFIG_KEYPAD; #ifdef CONFIG_WPS_UFD methods |= WPS_CONFIG_USBA; #endif /* CONFIG_WPS_UFD */ #ifdef CONFIG_WPS_NFC methods |= WPS_CONFIG_NFC_INTERFACE; #endif /* CONFIG_WPS_NFC */ if (wps_build_version(ie) || wps_build_req_type(ie, req_type) || wps_build_config_methods(ie, methods) || wps_build_uuid_e(ie, uuid) || wps_build_primary_dev_type(dev, ie) || wps_build_rf_bands(dev, ie) || wps_build_assoc_state(NULL, ie) || wps_build_config_error(ie, WPS_CFG_NO_ERROR) || wps_build_dev_password_id(ie, pbc ? DEV_PW_PUSHBUTTON : DEV_PW_DEFAULT) || #ifdef CONFIG_WPS2 wps_build_manufacturer(dev, ie) || wps_build_model_name(dev, ie) || wps_build_model_number(dev, ie) || wps_build_dev_name(dev, ie) || wps_build_wfa_ext(ie, req_type == WPS_REQ_ENROLLEE, NULL, 0) || #endif /* CONFIG_WPS2 */ wps_build_req_dev_type(dev, ie, num_req_dev_types, req_dev_types) || wps_build_secondary_dev_type(dev, ie) ) { wpabuf_free(ie); return NULL; } #ifndef CONFIG_WPS2 if (dev->p2p && wps_build_dev_name(dev, ie)) { wpabuf_free(ie); return NULL; } #endif /* CONFIG_WPS2 */ return wps_ie_encapsulate(ie); }
/** * wps_build_probe_req_ie - Build WPS IE for Probe Request * @pw_id: Password ID (DEV_PW_PUSHBUTTON for active PBC and DEV_PW_DEFAULT for * most other use cases) * @dev: Device attributes * @uuid: Own UUID * @req_type: Value for Request Type attribute * @num_req_dev_types: Number of requested device types * @req_dev_types: Requested device types (8 * num_req_dev_types octets) or * %NULL if none * Returns: WPS IE or %NULL on failure * * The caller is responsible for freeing the buffer. */ struct wpabuf *wps_build_probe_req_ie(u16 pw_id, struct wps_device_data *dev, const u8 *uuid, enum wps_request_type req_type, unsigned int num_req_dev_types, const u8 *req_dev_types) { struct wpabuf *ie; wpa_printf(MSG_DEBUG, "WPS: Building WPS IE for Probe Request"); ie = wpabuf_alloc(500); if (ie == NULL) { return NULL; } if (wps_build_version(ie) || wps_build_req_type(ie, req_type) || wps_build_config_methods(ie, dev->config_methods) || wps_build_uuid_e(ie, uuid) || wps_build_primary_dev_type(dev, ie) || wps_build_rf_bands(dev, ie, 0) || wps_build_assoc_state(NULL, ie) || wps_build_config_error(ie, WPS_CFG_NO_ERROR) || wps_build_dev_password_id(ie, pw_id) || wps_build_manufacturer(dev, ie) || wps_build_model_name(dev, ie) || wps_build_model_number(dev, ie) || wps_build_dev_name(dev, ie) || wps_build_wfa_ext(ie, req_type == WPS_REQ_ENROLLEE, NULL, 0) || wps_build_req_dev_type(dev, ie, num_req_dev_types, req_dev_types) || wps_build_secondary_dev_type(dev, ie) ) { wpabuf_free(ie); return NULL; } return wps_ie_encapsulate(ie); }