xref: /freebsd/contrib/wpa/wpa_supplicant/ibss_rsn.h (revision a90b9d0159070121c221b966469c3e36d912bf82)
1  /*
2   * wpa_supplicant - IBSS RSN
3   * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
4   *
5   * This software may be distributed under the terms of the BSD license.
6   * See README for more details.
7   */
8  
9  #ifndef IBSS_RSN_H
10  #define IBSS_RSN_H
11  
12  struct ibss_rsn;
13  
14  /* not authenticated */
15  #define IBSS_RSN_AUTH_NOT_AUTHENTICATED	0x00
16  /* remote peer sent an EAPOL message */
17  #define IBSS_RSN_AUTH_EAPOL_BY_PEER	0x01
18  /* we sent an AUTH message with seq 1 */
19  #define IBSS_RSN_AUTH_BY_US		0x02
20  /* we sent an EAPOL message */
21  #define IBSS_RSN_AUTH_EAPOL_BY_US	0x04
22  /* PTK derived as supplicant */
23  #define IBSS_RSN_SET_PTK_SUPP		0x08
24  /* PTK derived as authenticator */
25  #define IBSS_RSN_SET_PTK_AUTH		0x10
26  /* PTK completion reported */
27  #define IBSS_RSN_REPORTED_PTK		0x20
28  
29  struct ibss_rsn_peer {
30  	struct ibss_rsn_peer *next;
31  	struct ibss_rsn *ibss_rsn;
32  
33  	u8 addr[ETH_ALEN];
34  
35  	struct wpa_sm *supp;
36  	enum wpa_states supp_state;
37  	u8 supp_ie[80];
38  	size_t supp_ie_len;
39  
40  	struct wpa_state_machine *auth;
41  	int authentication_status;
42  
43  	struct os_reltime own_auth_tx;
44  };
45  
46  struct ibss_rsn {
47  	struct wpa_supplicant *wpa_s;
48  	struct wpa_authenticator *auth_group;
49  	struct ibss_rsn_peer *peers;
50  	u8 psk[PMK_LEN];
51  };
52  
53  
54  struct ibss_rsn * ibss_rsn_init(struct wpa_supplicant *wpa_s,
55  				struct wpa_ssid *ssid);
56  void ibss_rsn_deinit(struct ibss_rsn *ibss_rsn);
57  int ibss_rsn_start(struct ibss_rsn *ibss_rsn, const u8 *addr);
58  void ibss_rsn_stop(struct ibss_rsn *ibss_rsn, const u8 *peermac);
59  int ibss_rsn_rx_eapol(struct ibss_rsn *ibss_rsn, const u8 *src_addr,
60  		      const u8 *buf, size_t len,
61  		      enum frame_encryption encrypted);
62  void ibss_rsn_set_psk(struct ibss_rsn *ibss_rsn, const u8 *psk);
63  void ibss_rsn_handle_auth(struct ibss_rsn *ibss_rsn, const u8 *auth_frame,
64  			  size_t len);
65  
66  #endif /* IBSS_RSN_H */
67