Quelle  util.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/* Copyright(c) 2018-2019  Realtek Corporation
 */

#ifndef __RTW_UTIL_H__
#define __RTW_UTIL_H__

struct rtw_dev;

#define rtw_iterate_vifs_atomic(rtwdev, iterator, data)                        \
 ieee80211_iterate_active_interfaces_atomic(rtwdev->hw,                 \
   IEEE80211_IFACE_ITER_NORMAL, iterator, data)
#define rtw_iterate_stas_atomic(rtwdev, iterator, data)                        \
 ieee80211_iterate_stations_atomic(rtwdev->hw, iterator, data)
#define rtw_iterate_keys(rtwdev, vif, iterator, data)          \
 ieee80211_iter_keys(rtwdev->hw, vif, iterator, data)
#define rtw_iterate_keys_rcu(rtwdev, vif, iterator, data)         \
 ieee80211_iter_keys_rcu((rtwdev)->hw, vif, iterator, data)

void rtw_iterate_vifs(struct rtw_dev *rtwdev,
        void (*iterator)(void *data, struct ieee80211_vif *vif),
        void *data);
void rtw_iterate_stas(struct rtw_dev *rtwdev,
        void (*iterator)(void *data,
           struct ieee80211_sta *sta),
           void *data);

static inline u8 *get_hdr_bssid(struct ieee80211_hdr *hdr)
{
 __le16 fc = hdr->frame_control;
 u8 *bssid;

 if (ieee80211_has_tods(fc))
  bssid = hdr->addr1;
 else if (ieee80211_has_fromds(fc))
  bssid = hdr->addr2;
 else
  bssid = hdr->addr3;

 return bssid;
}

#endif