diff options
| author | Reyk Floeter <reyk@cvs.openbsd.org> | 2005-12-01 00:36:42 +0000 |
|---|---|---|
| committer | Reyk Floeter <reyk@cvs.openbsd.org> | 2005-12-01 00:36:42 +0000 |
| commit | 50f672c3d16ad331c278a65643b9808bb7cf1075 (patch) | |
| tree | 3e18996a9e32d1586aa087e99106cdd0ec12c352 /usr.sbin/hostapd/apme.c | |
| parent | d671c9ffc54857c80c061fe5d37c3055dc414d15 (diff) | |
deauthenticate all stations on startup which will force them to
reassociate cleanly.
Diffstat (limited to 'usr.sbin/hostapd/apme.c')
| -rw-r--r-- | usr.sbin/hostapd/apme.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/usr.sbin/hostapd/apme.c b/usr.sbin/hostapd/apme.c index 6124f62b8e8..11ea738de36 100644 --- a/usr.sbin/hostapd/apme.c +++ b/usr.sbin/hostapd/apme.c @@ -1,4 +1,4 @@ -/* $OpenBSD: apme.c,v 1.6 2005/11/20 12:02:04 reyk Exp $ */ +/* $OpenBSD: apme.c,v 1.7 2005/12/01 00:36:41 reyk Exp $ */ /* * Copyright (c) 2004, 2005 Reyk Floeter <reyk@vantronix.net> @@ -69,6 +69,38 @@ hostapd_apme_add(struct hostapd_config *cfg, const char *name) return (0); } +int +hostapd_apme_deauth(struct hostapd_apme *apme) +{ + struct hostapd_config *cfg = (struct hostapd_config *)apme->a_cfg; + u_int8_t buf[sizeof(struct ieee80211_frame) + sizeof(u_int16_t)]; + struct ieee80211_frame *wh; + + bzero(&buf, sizeof(buf)); + wh = (struct ieee80211_frame *)&buf[0]; + wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT | + IEEE80211_FC0_SUBTYPE_DEAUTH; + wh->i_fc[1] = IEEE80211_FC1_DIR_NODS; + memset(&wh->i_addr1, 0xff, IEEE80211_ADDR_LEN); + bcopy(apme->a_bssid, wh->i_addr2, IEEE80211_ADDR_LEN); + bcopy(apme->a_bssid, wh->i_addr3, IEEE80211_ADDR_LEN); + *(u_int16_t *)(wh + 1) = htole16(IEEE80211_REASON_AUTH_EXPIRE); + + if (write(apme->a_raw, buf, sizeof(buf)) == -1) { + hostapd_log(HOSTAPD_LOG_VERBOSE, + "%s/%s: failed to deauthenticate all stations: %s\n", + cfg->c_iapp_iface, apme->a_iface, + strerror(errno)); + return (EIO); + } + + hostapd_log(HOSTAPD_LOG_VERBOSE, + "%s/%s: deauthenticated all stations\n", + apme->a_iface, cfg->c_iapp_iface); + + return (0); +} + struct hostapd_apme * hostapd_apme_lookup(struct hostapd_config *cfg, const char *name) { |