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/*
* hostapd / IEEE 802.11ac VHT
* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of BSD license
*
* See README and COPYING for more details.
*/
#include "utils/includes.h"
#include "utils/common.h"
#include "common/ieee802_11_defs.h"
#include "drivers/driver.h"
#include "hostapd.h"
#include "ap_config.h"
#include "sta_info.h"
#include "beacon.h"
#include "ieee802_11.h"
u8 * hostapd_eid_vht_capabilities(struct hostapd_data *hapd, u8 *eid)
{
struct ieee80211_vht_capabilities *cap;
u8 *pos = eid;
if (!hapd->iconf->ieee80211ac || !hapd->iface->current_mode ||
hapd->conf->disable_11ac)
return eid;
*pos++ = WLAN_EID_VHT_CAP;
*pos++ = sizeof(*cap);
cap = (struct ieee80211_vht_capabilities *) pos;
os_memset(cap, 0, sizeof(*cap));
cap->vht_capabilities_info = host_to_le32(
hapd->iface->current_mode->vht_capab);
/* Supported MCS set comes from hw */
os_memcpy(cap->vht_supported_mcs_set,
hapd->iface->current_mode->vht_mcs_set, 8);
pos += sizeof(*cap);
return pos;
}
u8 * hostapd_eid_vht_operation(struct hostapd_data *hapd, u8 *eid)
{
struct ieee80211_vht_operation *oper;
u8 *pos = eid;
if (!hapd->iconf->ieee80211ac || hapd->conf->disable_11ac)
return eid;
*pos++ = WLAN_EID_VHT_OPERATION;
*pos++ = sizeof(*oper);
oper = (struct ieee80211_vht_operation *) pos;
os_memset(oper, 0, sizeof(*oper));
oper->vht_op_info_chwidth = hapd->iconf->vht_oper_chwidth;
/* VHT Basic MCS set comes from hw */
/* Hard code 1 stream, MCS0-7 is a min Basic VHT MCS rates */
oper->vht_basic_mcs_set = 0xfffc;
pos += sizeof(*oper);
return pos;
}
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