Esempio n. 1
0
int ibss_rsn_start(struct ibss_rsn *ibss_rsn, const u8 *addr)
{
    struct ibss_rsn_peer *peer;

    if (ibss_rsn == NULL)
        return -1;

    for (peer = ibss_rsn->peers; peer; peer = peer->next) {
        if (os_memcmp(addr, peer->addr, ETH_ALEN) == 0) {
            wpa_printf(MSG_DEBUG, "RSN: IBSS Authenticator and "
                       "Supplicant for peer " MACSTR " already "
                       "running", MAC2STR(addr));
            return 0;
        }
    }

    wpa_printf(MSG_DEBUG, "RSN: Starting IBSS Authenticator and "
               "Supplicant for peer " MACSTR, MAC2STR(addr));

    peer = os_zalloc(sizeof(*peer));
    if (peer == NULL)
        return -1;

    peer->ibss_rsn = ibss_rsn;
    os_memcpy(peer->addr, addr, ETH_ALEN);

    if (ibss_rsn_supp_init(peer, ibss_rsn->wpa_s->own_addr, ibss_rsn->psk)
            < 0) {
        ibss_rsn_free(peer);
        return -1;
    }

    if (ibss_rsn_auth_init(ibss_rsn, peer) < 0) {
        ibss_rsn_free(peer);
        return -1;
    }

    peer->next = ibss_rsn->peers;
    ibss_rsn->peers = peer;

    return 0;
}
Esempio n. 2
0
void ibss_rsn_stop(struct ibss_rsn *ibss_rsn, const u8 *peermac)
{
	struct ibss_rsn_peer *peer, *prev;

	if (ibss_rsn == NULL)
		return;

	if (peermac == NULL) {
		/* remove all peers */
		wpa_printf(MSG_DEBUG, "%s: Remove all peers", __func__);
		peer = ibss_rsn->peers;
		while (peer) {
			prev = peer;
			peer = peer->next;
			ibss_rsn_free(prev);
			ibss_rsn->peers = peer;
		}
	} else {
		/* remove specific peer */
		wpa_printf(MSG_DEBUG, "%s: Remove specific peer " MACSTR,
			   __func__, MAC2STR(peermac));

		for (prev = NULL, peer = ibss_rsn->peers; peer != NULL;
		     prev = peer, peer = peer->next) {
			if (os_memcmp(peermac, peer->addr, ETH_ALEN) == 0) {
				if (prev == NULL)
					ibss_rsn->peers = peer->next;
				else
					prev->next = peer->next;
				ibss_rsn_free(peer);
				wpa_printf(MSG_DEBUG, "%s: Successfully "
					   "removed a specific peer",
					   __func__);
				break;
			}
		}
	}
}
Esempio n. 3
0
void ibss_rsn_deinit(struct ibss_rsn *ibss_rsn)
{
	struct ibss_rsn_peer *peer, *prev;

	if (ibss_rsn == NULL)
		return;

	peer = ibss_rsn->peers;
	while (peer) {
		prev = peer;
		peer = peer->next;
		ibss_rsn_free(prev);
	}

	wpa_deinit(ibss_rsn->auth_group);
	os_free(ibss_rsn);

}
Esempio n. 4
0
static struct ibss_rsn_peer *
ibss_rsn_peer_init(struct ibss_rsn *ibss_rsn, const u8 *addr)
{
	struct ibss_rsn_peer *peer;
	if (ibss_rsn == NULL)
		return NULL;

	peer = ibss_rsn_get_peer(ibss_rsn, addr);
	if (peer) {
		wpa_printf(MSG_DEBUG, "RSN: IBSS Supplicant for peer "MACSTR
			   " already running", MAC2STR(addr));
		return peer;
	}

	wpa_printf(MSG_DEBUG, "RSN: Starting IBSS Supplicant for peer "MACSTR,
		   MAC2STR(addr));

	peer = os_zalloc(sizeof(*peer));
	if (peer == NULL) {
		wpa_printf(MSG_DEBUG, "RSN: Could not allocate memory.");
		return NULL;
	}

	peer->ibss_rsn = ibss_rsn;
	os_memcpy(peer->addr, addr, ETH_ALEN);
	peer->authentication_status = IBSS_RSN_AUTH_NOT_AUTHENTICATED;

	if (ibss_rsn_supp_init(peer, ibss_rsn->wpa_s->own_addr,
			       ibss_rsn->psk) < 0) {
		ibss_rsn_free(peer);
		return NULL;
	}

	peer->next = ibss_rsn->peers;
	ibss_rsn->peers = peer;

	return peer;
}