fragattacks/wlantest/sta.c
2010-11-07 23:29:00 +02:00

49 lines
1.1 KiB
C

/*
* STA list
* Copyright (c) 2010, 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.
*/
#include "utils/includes.h"
#include "utils/common.h"
#include "wlantest.h"
struct wlantest_sta * sta_get(struct wlantest_bss *bss, const u8 *addr)
{
struct wlantest_sta *sta;
if (addr[0] & 0x01)
return NULL; /* Skip group addressed frames */
dl_list_for_each(sta, &bss->sta, struct wlantest_sta, list) {
if (os_memcmp(sta->addr, addr, ETH_ALEN) == 0)
return sta;
}
sta = os_zalloc(sizeof(*sta));
if (sta == NULL)
return NULL;
os_memcpy(sta->addr, addr, ETH_ALEN);
dl_list_add(&bss->sta, &sta->list);
wpa_printf(MSG_DEBUG, "Discovered new STA " MACSTR " in BSS " MACSTR,
MAC2STR(sta->addr), MAC2STR(bss->bssid));
return sta;
}
void sta_deinit(struct wlantest_sta *sta)
{
dl_list_del(&sta->list);
os_free(sta);
}