| /* |
| * Wi-Fi Protected Setup - internal definitions |
| * Copyright (c) 2008-2012, Jouni Malinen <j@w1.fi> |
| * |
| * This software may be distributed under the terms of the BSD license. |
| * See README for more details. |
| */ |
| |
| #ifndef WPS_I_H |
| #define WPS_I_H |
| |
| #include "wps.h" |
| #include "wps_attr_parse.h" |
| |
| struct wps_nfc_pw_token; |
| |
| /** |
| * struct wps_data - WPS registration protocol data |
| * |
| * This data is stored at the EAP-WSC server/peer method and it is kept for a |
| * single registration protocol run. |
| */ |
| struct wps_data { |
| /** |
| * wps - Pointer to long term WPS context |
| */ |
| struct wps_context *wps; |
| |
| /** |
| * registrar - Whether this end is a Registrar |
| */ |
| int registrar; |
| |
| /** |
| * er - Whether the local end is an external registrar |
| */ |
| int er; |
| |
| enum { |
| /* Enrollee states */ |
| SEND_M1, RECV_M2, SEND_M3, RECV_M4, SEND_M5, RECV_M6, SEND_M7, |
| RECV_M8, RECEIVED_M2D, WPS_MSG_DONE, RECV_ACK, WPS_FINISHED, |
| SEND_WSC_NACK, |
| |
| /* Registrar states */ |
| RECV_M1, SEND_M2, RECV_M3, SEND_M4, RECV_M5, SEND_M6, |
| RECV_M7, SEND_M8, RECV_DONE, SEND_M2D, RECV_M2D_ACK |
| } state; |
| |
| u8 uuid_e[WPS_UUID_LEN]; |
| u8 uuid_r[WPS_UUID_LEN]; |
| u8 mac_addr_e[ETH_ALEN]; |
| u8 nonce_e[WPS_NONCE_LEN]; |
| u8 nonce_r[WPS_NONCE_LEN]; |
| u8 psk1[WPS_PSK_LEN]; |
| u8 psk2[WPS_PSK_LEN]; |
| u8 snonce[2 * WPS_SECRET_NONCE_LEN]; |
| u8 peer_hash1[WPS_HASH_LEN]; |
| u8 peer_hash2[WPS_HASH_LEN]; |
| |
| struct wpabuf *dh_privkey; |
| struct wpabuf *dh_pubkey_e; |
| struct wpabuf *dh_pubkey_r; |
| u8 authkey[WPS_AUTHKEY_LEN]; |
| u8 keywrapkey[WPS_KEYWRAPKEY_LEN]; |
| u8 emsk[WPS_EMSK_LEN]; |
| |
| struct wpabuf *last_msg; |
| |
| u8 *dev_password; |
| size_t dev_password_len; |
| u16 dev_pw_id; |
| int pbc; |
| |
| /** |
| * request_type - Request Type attribute from (Re)AssocReq |
| */ |
| u8 request_type; |
| |
| /** |
| * encr_type - Available encryption types |
| */ |
| u16 encr_type; |
| |
| /** |
| * auth_type - Available authentication types |
| */ |
| u16 auth_type; |
| |
| u8 *new_psk; |
| size_t new_psk_len; |
| |
| int wps_pin_revealed; |
| struct wps_credential cred; |
| |
| struct wps_device_data peer_dev; |
| |
| /** |
| * config_error - Configuration Error value to be used in NACK |
| */ |
| u16 config_error; |
| u16 error_indication; |
| |
| int ext_reg; |
| int int_reg; |
| |
| struct wps_credential *new_ap_settings; |
| |
| void *dh_ctx; |
| |
| void (*ap_settings_cb)(void *ctx, const struct wps_credential *cred); |
| void *ap_settings_cb_ctx; |
| |
| struct wps_credential *use_cred; |
| |
| int use_psk_key; |
| u8 p2p_dev_addr[ETH_ALEN]; /* P2P Device Address of the client or |
| * 00:00:00:00:00:00 if not a P2p client */ |
| int pbc_in_m1; |
| |
| struct wps_nfc_pw_token *nfc_pw_token; |
| }; |
| |
| |
| /* wps_common.c */ |
| void wps_kdf(const u8 *key, const u8 *label_prefix, size_t label_prefix_len, |
| const char *label, u8 *res, size_t res_len); |
| int wps_derive_keys(struct wps_data *wps); |
| void wps_derive_psk(struct wps_data *wps, const u8 *dev_passwd, |
| size_t dev_passwd_len); |
| struct wpabuf * wps_decrypt_encr_settings(struct wps_data *wps, const u8 *encr, |
| size_t encr_len); |
| void wps_fail_event(struct wps_context *wps, enum wps_msg_type msg, |
| u16 config_error, u16 error_indication); |
| void wps_success_event(struct wps_context *wps); |
| void wps_pwd_auth_fail_event(struct wps_context *wps, int enrollee, int part); |
| void wps_pbc_overlap_event(struct wps_context *wps); |
| void wps_pbc_timeout_event(struct wps_context *wps); |
| |
| struct wpabuf * wps_build_wsc_ack(struct wps_data *wps); |
| struct wpabuf * wps_build_wsc_nack(struct wps_data *wps); |
| |
| /* wps_attr_build.c */ |
| int wps_build_public_key(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_req_type(struct wpabuf *msg, enum wps_request_type type); |
| int wps_build_resp_type(struct wpabuf *msg, enum wps_response_type type); |
| int wps_build_config_methods(struct wpabuf *msg, u16 methods); |
| int wps_build_uuid_e(struct wpabuf *msg, const u8 *uuid); |
| int wps_build_dev_password_id(struct wpabuf *msg, u16 id); |
| int wps_build_config_error(struct wpabuf *msg, u16 err); |
| int wps_build_authenticator(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_key_wrap_auth(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_encr_settings(struct wps_data *wps, struct wpabuf *msg, |
| struct wpabuf *plain); |
| int wps_build_version(struct wpabuf *msg); |
| int wps_build_wfa_ext(struct wpabuf *msg, int req_to_enroll, |
| const u8 *auth_macs, size_t auth_macs_count); |
| int wps_build_msg_type(struct wpabuf *msg, enum wps_msg_type msg_type); |
| int wps_build_enrollee_nonce(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_registrar_nonce(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_auth_type_flags(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_encr_type_flags(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_conn_type_flags(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_assoc_state(struct wps_data *wps, struct wpabuf *msg); |
| int wps_build_oob_dev_pw(struct wpabuf *msg, u16 dev_pw_id, |
| const struct wpabuf *pubkey, const u8 *dev_pw, |
| size_t dev_pw_len); |
| struct wpabuf * wps_ie_encapsulate(struct wpabuf *data); |
| |
| /* wps_attr_process.c */ |
| int wps_process_authenticator(struct wps_data *wps, const u8 *authenticator, |
| const struct wpabuf *msg); |
| int wps_process_key_wrap_auth(struct wps_data *wps, struct wpabuf *msg, |
| const u8 *key_wrap_auth); |
| int wps_process_cred(struct wps_parse_attr *attr, |
| struct wps_credential *cred); |
| int wps_process_ap_settings(struct wps_parse_attr *attr, |
| struct wps_credential *cred); |
| |
| /* wps_enrollee.c */ |
| struct wpabuf * wps_enrollee_get_msg(struct wps_data *wps, |
| enum wsc_op_code *op_code); |
| enum wps_process_res wps_enrollee_process_msg(struct wps_data *wps, |
| enum wsc_op_code op_code, |
| const struct wpabuf *msg); |
| |
| /* wps_registrar.c */ |
| struct wpabuf * wps_registrar_get_msg(struct wps_data *wps, |
| enum wsc_op_code *op_code); |
| enum wps_process_res wps_registrar_process_msg(struct wps_data *wps, |
| enum wsc_op_code op_code, |
| const struct wpabuf *msg); |
| int wps_build_cred(struct wps_data *wps, struct wpabuf *msg); |
| int wps_device_store(struct wps_registrar *reg, |
| struct wps_device_data *dev, const u8 *uuid); |
| void wps_registrar_selected_registrar_changed(struct wps_registrar *reg); |
| const u8 * wps_authorized_macs(struct wps_registrar *reg, size_t *count); |
| int wps_registrar_pbc_overlap(struct wps_registrar *reg, |
| const u8 *addr, const u8 *uuid_e); |
| void wps_registrar_remove_nfc_pw_token(struct wps_registrar *reg, |
| struct wps_nfc_pw_token *token); |
| |
| #endif /* WPS_I_H */ |