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/*
* wpa_supplicant - WPA definitions
* Copyright (c) 2003-2006, 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 WPA_H
#define WPA_H
#include "defs.h"
#include "wpa_common.h"
#ifndef BIT
#define BIT(n) (1 << (n))
#endif
#define WPA_CAPABILITY_PREAUTH BIT(0)
#define WPA_CAPABILITY_MGMT_FRAME_PROTECTION BIT(6)
#define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
#define GENERIC_INFO_ELEM 0xdd
#define RSN_INFO_ELEM 0x30
enum {
REASON_UNSPECIFIED = 1,
REASON_DEAUTH_LEAVING = 3,
REASON_INVALID_IE = 13,
REASON_MICHAEL_MIC_FAILURE = 14,
REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
REASON_GROUP_KEY_UPDATE_TIMEOUT = 16,
REASON_IE_IN_4WAY_DIFFERS = 17,
REASON_GROUP_CIPHER_NOT_VALID = 18,
REASON_PAIRWISE_CIPHER_NOT_VALID = 19,
REASON_AKMP_NOT_VALID = 20,
REASON_UNSUPPORTED_RSN_IE_VERSION = 21,
REASON_INVALID_RSN_IE_CAPAB = 22,
REASON_IEEE_802_1X_AUTH_FAILED = 23,
REASON_CIPHER_SUITE_REJECTED = 24
};
#define PMKID_LEN 16
struct wpa_sm;
struct wpa_ssid;
struct eapol_sm;
struct wpa_config_blob;
struct wpa_sm_ctx {
void *ctx; /* pointer to arbitrary upper level context */
void (*set_state)(void *ctx, wpa_states state);
wpa_states (*get_state)(void *ctx);
void (*deauthenticate)(void * ctx, int reason_code);
void (*disassociate)(void *ctx, int reason_code);
int (*set_key)(void *ctx, wpa_alg alg,
const u8 *addr, int key_idx, int set_tx,
const u8 *seq, size_t seq_len,
const u8 *key, size_t key_len);
void (*scan)(void *eloop_ctx, void *timeout_ctx);
struct wpa_ssid * (*get_ssid)(void *ctx);
int (*get_bssid)(void *ctx, u8 *bssid);
int (*ether_send)(void *ctx, const u8 *dest, u16 proto, const u8 *buf,
size_t len);
int (*get_beacon_ie)(void *ctx);
void (*cancel_auth_timeout)(void *ctx);
u8 * (*alloc_eapol)(void *ctx, u8 type, const void *data, u16 data_len,
size_t *msg_len, void **data_pos);
int (*add_pmkid)(void *ctx, const u8 *bssid, const u8 *pmkid);
int (*remove_pmkid)(void *ctx, const u8 *bssid, const u8 *pmkid);
void (*set_config_blob)(void *ctx, struct wpa_config_blob *blob);
const struct wpa_config_blob * (*get_config_blob)(void *ctx,
const char *name);
int (*mlme_setprotection)(void *ctx, const u8 *addr,
int protection_type, int key_type);
};
enum wpa_sm_conf_params {
RSNA_PMK_LIFETIME /* dot11RSNAConfigPMKLifetime */,
RSNA_PMK_REAUTH_THRESHOLD /* dot11RSNAConfigPMKReauthThreshold */,
RSNA_SA_TIMEOUT /* dot11RSNAConfigSATimeout */,
WPA_PARAM_PROTO,
WPA_PARAM_PAIRWISE,
WPA_PARAM_GROUP,
WPA_PARAM_KEY_MGMT,
WPA_PARAM_MGMT_GROUP
};
struct wpa_ie_data {
int proto;
int pairwise_cipher;
int group_cipher;
int key_mgmt;
int capabilities;
int num_pmkid;
const u8 *pmkid;
int mgmt_group_cipher;
};
#ifndef CONFIG_NO_WPA
struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx);
void wpa_sm_deinit(struct wpa_sm *sm);
void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid);
void wpa_sm_notify_disassoc(struct wpa_sm *sm);
void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len);
void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm);
void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth);
void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx);
void wpa_sm_set_config(struct wpa_sm *sm, struct wpa_ssid *config);
void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr);
void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname,
const char *bridge_ifname);
void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol);
int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm, u8 *wpa_ie,
size_t *wpa_ie_len);
int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie, size_t len);
int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen);
int wpa_sm_set_param(struct wpa_sm *sm, enum wpa_sm_conf_params param,
unsigned int value);
unsigned int wpa_sm_get_param(struct wpa_sm *sm,
enum wpa_sm_conf_params param);
int wpa_sm_get_status(struct wpa_sm *sm, char *buf, size_t buflen,
int verbose);
void wpa_sm_key_request(struct wpa_sm *sm, int error, int pairwise);
int wpa_sm_stkstart(struct wpa_sm *sm, const u8 *peer);
int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len,
struct wpa_ie_data *data);
void wpa_sm_aborted_cached(struct wpa_sm *sm);
int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr,
const u8 *buf, size_t len);
int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm, struct wpa_ie_data *data);
#else /* CONFIG_NO_WPA */
static inline struct wpa_sm * wpa_sm_init(struct wpa_sm_ctx *ctx)
{
return (struct wpa_sm *) 1;
}
static inline void wpa_sm_deinit(struct wpa_sm *sm)
{
}
static inline void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid)
{
}
static inline void wpa_sm_notify_disassoc(struct wpa_sm *sm)
{
}
static inline void wpa_sm_set_pmk(struct wpa_sm *sm, const u8 *pmk,
size_t pmk_len)
{
}
static inline void wpa_sm_set_pmk_from_pmksa(struct wpa_sm *sm)
{
}
static inline void wpa_sm_set_fast_reauth(struct wpa_sm *sm, int fast_reauth)
{
}
static inline void wpa_sm_set_scard_ctx(struct wpa_sm *sm, void *scard_ctx)
{
}
static inline void wpa_sm_set_config(struct wpa_sm *sm,
struct wpa_ssid *config)
{
}
static inline void wpa_sm_set_own_addr(struct wpa_sm *sm, const u8 *addr)
{
}
static inline void wpa_sm_set_ifname(struct wpa_sm *sm, const char *ifname,
const char *bridge_ifname)
{
}
static inline void wpa_sm_set_eapol(struct wpa_sm *sm, struct eapol_sm *eapol)
{
}
static inline int wpa_sm_set_assoc_wpa_ie(struct wpa_sm *sm, const u8 *ie,
size_t len)
{
return -1;
}
static inline int wpa_sm_set_assoc_wpa_ie_default(struct wpa_sm *sm,
u8 *wpa_ie,
size_t *wpa_ie_len)
{
return -1;
}
static inline int wpa_sm_set_ap_wpa_ie(struct wpa_sm *sm, const u8 *ie,
size_t len)
{
return -1;
}
static inline int wpa_sm_set_ap_rsn_ie(struct wpa_sm *sm, const u8 *ie,
size_t len)
{
return -1;
}
static inline int wpa_sm_get_mib(struct wpa_sm *sm, char *buf, size_t buflen)
{
return 0;
}
static inline int wpa_sm_set_param(struct wpa_sm *sm,
enum wpa_sm_conf_params param,
unsigned int value)
{
return -1;
}
static inline unsigned int wpa_sm_get_param(struct wpa_sm *sm,
enum wpa_sm_conf_params param)
{
return 0;
}
static inline int wpa_sm_get_status(struct wpa_sm *sm, char *buf,
size_t buflen, int verbose)
{
return 0;
}
static inline void wpa_sm_key_request(struct wpa_sm *sm, int error,
int pairwise)
{
}
static inline int wpa_sm_stkstart(struct wpa_sm *sm, const u8 *peer)
{
return -1;
}
static inline int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len,
struct wpa_ie_data *data)
{
return -1;
}
static inline void wpa_sm_aborted_cached(struct wpa_sm *sm)
{
}
static inline int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_addr,
const u8 *buf, size_t len)
{
return -1;
}
static inline int wpa_sm_parse_own_wpa_ie(struct wpa_sm *sm,
struct wpa_ie_data *data)
{
return -1;
}
#endif /* CONFIG_NO_WPA */
#endif /* WPA_H */
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