d512f406fc
IEEE 802.11ax HE changes to include HE IEs in Beacon and Probe Response frames. These elements are using vendor specific forms for now since the IEEE 802.11ax draft is not yet finalized and the element contents is subject to change. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/*
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* hostapd / IEEE 802.11ax HE
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* Copyright (c) 2016-2017, Qualcomm Atheros, Inc.
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#include "utils/includes.h"
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#include "utils/common.h"
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#include "common/ieee802_11_defs.h"
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#include "common/qca-vendor.h"
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#include "hostapd.h"
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#include "ap_config.h"
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#include "beacon.h"
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#include "ieee802_11.h"
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#include "dfs.h"
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u8 * hostapd_eid_vendor_he_capab(struct hostapd_data *hapd, u8 *eid)
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{
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struct ieee80211_he_capabilities *cap;
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u8 *pos = eid;
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if (!hapd->iface->current_mode)
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return eid;
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/* For now, use a vendor specific element since the P802.11ax draft is
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* still subject to changes and the contents of this element may change.
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* This can be replaced with the actual element once P802.11ax is
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* finalized. */
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/* Vendor HE Capabilities element */
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*pos++ = WLAN_EID_VENDOR_SPECIFIC;
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*pos++ = 4 /* The Vendor OUI, subtype */ +
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sizeof(struct ieee80211_he_capabilities);
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WPA_PUT_BE32(pos, (OUI_QCA << 8) | QCA_VENDOR_ELEM_HE_CAPAB);
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pos += 4;
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cap = (struct ieee80211_he_capabilities *) pos;
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os_memset(cap, 0, sizeof(*cap));
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if (hapd->iface->conf->he_phy_capab.he_su_beamformer)
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cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX] |=
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HE_PHYCAP_SU_BEAMFORMER_CAPAB;
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if (hapd->iface->conf->he_phy_capab.he_su_beamformee)
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cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX] |=
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HE_PHYCAP_SU_BEAMFORMEE_CAPAB;
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if (hapd->iface->conf->he_phy_capab.he_mu_beamformer)
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cap->he_phy_capab_info[HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX] |=
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HE_PHYCAP_MU_BEAMFORMER_CAPAB;
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pos += sizeof(*cap);
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return pos;
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}
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u8 * hostapd_eid_vendor_he_operation(struct hostapd_data *hapd, u8 *eid)
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{
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struct ieee80211_he_operation *oper;
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u8 *pos = eid;
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if (!hapd->iface->current_mode)
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return eid;
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/* For now, use a vendor specific element since the P802.11ax draft is
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* still subject to changes and the contents of this element may change.
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* This can be replaced with the actual element once P802.11ax is
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* finalized. */
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/* Vendor HE Operation element */
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*pos++ = WLAN_EID_VENDOR_SPECIFIC;
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*pos++ = 4 /* The Vendor OUI, subtype */ +
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sizeof(struct ieee80211_he_operation);
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WPA_PUT_BE32(pos, (OUI_QCA << 8) | QCA_VENDOR_ELEM_HE_OPER);
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pos += 4;
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oper = (struct ieee80211_he_operation *) pos;
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os_memset(oper, 0, sizeof(*oper));
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if (hapd->iface->conf->he_op.he_bss_color)
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oper->he_oper_params |= hapd->iface->conf->he_op.he_bss_color;
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if (hapd->iface->conf->he_op.he_default_pe_duration)
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oper->he_oper_params |=
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(hapd->iface->conf->he_op.he_default_pe_duration <<
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HE_OPERATION_DFLT_PE_DURATION_OFFSET);
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if (hapd->iface->conf->he_op.he_twt_required)
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oper->he_oper_params |= HE_OPERATION_TWT_REQUIRED;
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if (hapd->iface->conf->he_op.he_rts_threshold)
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oper->he_oper_params |=
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(hapd->iface->conf->he_op.he_rts_threshold <<
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HE_OPERATION_RTS_THRESHOLD_OFFSET);
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pos += sizeof(*oper);
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return pos;
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}
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