130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
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/*
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* Wi-Fi Protected Setup
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* Copyright (c) 2007, Jouni Malinen <j@w1.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#ifndef WPS_H
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#define WPS_H
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enum wsc_op_code {
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WSC_Start = 0x01,
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WSC_ACK = 0x02,
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WSC_NACK = 0x03,
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WSC_MSG = 0x04,
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WSC_Done = 0x05,
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WSC_FRAG_ACK = 0x06
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};
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struct wps_registrar;
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struct wps_credential {
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u8 ssid[32];
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size_t ssid_len;
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u16 auth_type;
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u16 encr_type;
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u8 key_idx;
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u8 key[64];
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size_t key_len;
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u8 mac_addr[ETH_ALEN];
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};
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struct wps_config {
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int authenticator;
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struct wps_context *wps;
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struct wps_registrar *registrar; /* NULL for Enrollee */
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const u8 *enrollee_mac_addr; /* NULL for Registrar */
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const u8 *pin; /* Enrollee Device Password (NULL for Registrar or PBC)
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*/
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size_t pin_len;
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const u8 *uuid; /* 128-bit Enrollee UUID (NULL for Registrar) */
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int pbc;
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};
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struct wps_data * wps_init(const struct wps_config *cfg);
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void wps_deinit(struct wps_data *data);
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enum wps_process_res {
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WPS_DONE, WPS_CONTINUE, WPS_FAILURE, WPS_PENDING
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};
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enum wps_process_res wps_process_msg(struct wps_data *wps, u8 op_code,
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const struct wpabuf *msg);
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struct wpabuf * wps_get_msg(struct wps_data *wps, u8 *op_code);
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int wps_is_selected_pbc_registrar(const u8 *buf, size_t len);
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int wps_is_selected_pin_registrar(const u8 *buf, size_t len);
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const u8 * wps_get_uuid_e(const u8 *buf, size_t len);
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struct wps_device_data {
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u8 mac_addr[ETH_ALEN];
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char *device_name;
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char *manufacturer;
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char *model_name;
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char *model_number;
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char *serial_number;
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u16 categ;
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u32 oui;
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u16 sub_categ;
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u32 os_version;
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};
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struct wps_registrar_config {
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int (*new_psk_cb)(void *ctx, const u8 *mac_addr, const u8 *psk,
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size_t psk_len);
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int (*set_ie_cb)(void *ctx, const u8 *beacon_ie, size_t beacon_ie_len,
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const u8 *probe_resp_ie, size_t probe_resp_ie_len);
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void (*pin_needed_cb)(void *ctx, const u8 *uuid_e,
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const struct wps_device_data *dev);
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void *cb_ctx;
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};
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struct wps_context {
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int ap;
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struct wps_registrar *registrar;
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int wps_state;
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int ap_setup_locked;
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u8 uuid[16];
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u8 ssid[32];
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size_t ssid_len;
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struct wps_device_data dev;
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u16 config_methods; /* bit field of WPS_CONFIG_* */
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u16 encr_types; /* bit field of WPS_ENCR_* */
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u16 auth_types; /* bit field of WPS_AUTH_* */
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u8 *network_key; /* or NULL to generate per-device PSK */
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size_t network_key_len;
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int (*cred_cb)(void *ctx, const struct wps_credential *cred);
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void *cb_ctx;
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};
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struct wps_registrar *
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wps_registrar_init(struct wps_context *wps,
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const struct wps_registrar_config *cfg);
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void wps_registrar_deinit(struct wps_registrar *reg);
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int wps_registrar_add_pin(struct wps_registrar *reg, const u8 *uuid,
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const u8 *pin, size_t pin_len);
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int wps_registrar_invalidate_pin(struct wps_registrar *reg, const u8 *uuid);
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int wps_registrar_unlock_pin(struct wps_registrar *reg, const u8 *uuid);
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int wps_registrar_button_pushed(struct wps_registrar *reg);
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void wps_registrar_probe_req_rx(struct wps_registrar *reg, const u8 *addr,
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const struct wpabuf *wps_data);
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struct wpabuf * wps_enrollee_build_assoc_req_ie(void);
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struct wpabuf * wps_enrollee_build_probe_req_ie(int pbc, const u8 *uuid);
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#endif /* WPS_H */
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