hostapd/src/wps/wps.h

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