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nl80211: Add support for NL80211_ATTR_STA_FLAGS2

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For now, the old code using NL80211_ATTR_STA_FLAGS is left in for
backwards compatibility with older kernel versions. It may be removed
eventually when most users are expected to be running with new
enough kernel version.
This commit is contained in:
Jouni Malinen 2009-05-14 21:53:21 +03:00 committed by Jouni Malinen
parent a652fc1a24
commit 7e76ee9c45
1 changed files with 27 additions and 0 deletions
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27
src/drivers/driver_nl80211.c
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@ -2988,12 +2988,30 @@ static int wpa_driver_nl80211_hapd_send_eapol(
}
static u32 sta_flags_nl80211(int flags)
{
u32 f = 0;
if (flags & WLAN_STA_AUTHORIZED)
f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
if (flags & WLAN_STA_WMM)
f |= BIT(NL80211_STA_FLAG_WME);
if (flags & WLAN_STA_SHORT_PREAMBLE)
f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
if (flags & WLAN_STA_MFP)
f |= BIT(NL80211_STA_FLAG_MFP);
return f;
}
static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
int total_flags, int flags_or,
int flags_and)
{
struct wpa_driver_nl80211_data *drv = priv;
struct nl_msg *msg, *flags = NULL;
struct nl80211_sta_flag_update upd;
msg = nlmsg_alloc();
if (!msg)
@ -3012,6 +3030,10 @@ static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
if_nametoindex(drv->ifname));
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
/*
* Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
* can be removed eventually.
*/
if (total_flags & WLAN_STA_AUTHORIZED)
NLA_PUT_FLAG(flags, NL80211_STA_FLAG_AUTHORIZED);
@ -3027,6 +3049,11 @@ static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
if (nla_put_nested(msg, NL80211_ATTR_STA_FLAGS, flags))
goto nla_put_failure;
os_memset(&upd, 0, sizeof(upd));
upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
upd.set = sta_flags_nl80211(flags_or);
NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
nlmsg_free(flags);
return send_and_recv_msgs(drv, msg, NULL, NULL);