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AP/driver: Add link ID to send EAPOL callbacks

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EAPOL frames may need to be transmitted from the link address and not
MLD address. For example, in case of authentication between AP MLD and
legacy STA. Add link_id parameter to EAPOL send APIs.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
This commit is contained in:
Andrei Otcheretianski 2023-05-22 22:33:54 +03:00 • committed by Jouni Malinen
parent c5271faf55
commit 172b0a9a2b
12 changed files with 40 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/ap/ap_drv_ops.h
View file

@ -200,13 +200,13 @@ static inline int hostapd_drv_sta_remove(struct hostapd_data *hapd,
static inline int hostapd_drv_hapd_send_eapol(struct hostapd_data *hapd,
const u8 *addr, const u8 *data,
size_t data_len, int encrypt,
u32 flags)
u32 flags, int link_id)
{
if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
return 0;
return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
data_len, encrypt,
hapd->own_addr, flags);
hapd->own_addr, flags, link_id);
}
static inline int hostapd_drv_read_sta_data(

7
src/ap/ieee802_1x.c
View file

@ -95,9 +95,14 @@ static void ieee802_1x_send(struct hostapd_data *hapd, struct sta_info *sta,
if (sta->flags & WLAN_STA_PREAUTH) {
rsn_preauth_send(hapd, sta, buf, len);
} else {
int link_id = -1;
#ifdef CONFIG_IEEE80211BE
link_id = hapd->conf->mld_ap ? hapd->mld_link_id : -1;
#endif /* CONFIG_IEEE80211BE */
hostapd_drv_hapd_send_eapol(
hapd, sta->addr, buf, len,
encrypt, hostapd_sta_flags_to_drv(sta->flags));
encrypt, hostapd_sta_flags_to_drv(sta->flags), link_id);
}
os_free(buf);

14
src/ap/wpa_auth_glue.c
View file

@ -522,6 +522,11 @@ int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr,
struct hostapd_data *hapd = ctx;
struct sta_info *sta;
u32 flags = 0;
int link_id = -1;
#ifdef CONFIG_IEEE80211BE
link_id = hapd->conf->mld_ap ? hapd->mld_link_id : -1;
#endif /* CONFIG_IEEE80211BE */
#ifdef CONFIG_TESTING_OPTIONS
if (hapd->ext_eapol_frame_io) {
@ -539,11 +544,16 @@ int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr,
#endif /* CONFIG_TESTING_OPTIONS */
sta = ap_get_sta(hapd, addr);
if (sta)
if (sta) {
flags = hostapd_sta_flags_to_drv(sta->flags);
#ifdef CONFIG_IEEE80211BE
if (sta->mld_info.mld_sta && (sta->flags & WLAN_STA_AUTHORIZED))
link_id = -1;
#endif /* CONFIG_IEEE80211BE */
}
return hostapd_drv_hapd_send_eapol(hapd, addr, data, data_len,
encrypt, flags);
encrypt, flags, link_id);
}