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wlantest: Adjust kdk_len according to RSNX capability

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This is needed to derive the PTK correct when Secure LTF support is used
and the additional KDK component needs to be taken into account.

Signed-off-by: Adil Saeed Musthafa <quic_adilm@quicinc.com>
This commit is contained in:
Adil Saeed Musthafa 2023-03-01 11:21:38 -08:00 committed by Jouni Malinen
parent 23ddb3ffee
commit 0660f31ba0
3 changed files with 31 additions and 1 deletions
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11
wlantest/rx_eapol.c
View file

@ -179,12 +179,21 @@ static int try_pmk(struct wlantest *wt, struct wlantest_bss *bss,
struct wpa_ptk ptk;
const u8 *sa, *aa;
bool mlo;
size_t kdk_len;
mlo = !is_zero_ether_addr(sta->mld_mac_addr) &&
!is_zero_ether_addr(bss->mld_mac_addr);
sa = mlo ? sta->mld_mac_addr : sta->addr;
aa = mlo ? bss->mld_mac_addr : bss->bssid;
if (ieee802_11_rsnx_capab_len(bss->rsnxe, bss->rsnxe_len,
WLAN_RSNX_CAPAB_SECURE_LTF) &&
ieee802_11_rsnx_capab_len(sta->rsnxe, sta->rsnxe_len,
WLAN_RSNX_CAPAB_SECURE_LTF))
kdk_len = WPA_KDK_MAX_LEN;
else
kdk_len = 0;
if (wpa_key_mgmt_ft(sta->key_mgmt)) {
u8 ptk_name[WPA_PMK_NAME_LEN];
int use_sha384 = wpa_key_mgmt_sha384(sta->key_mgmt);
@ -217,7 +226,7 @@ static int try_pmk(struct wlantest *wt, struct wlantest_bss *bss,
"Pairwise key expansion",
aa, sa, sta->anonce,
sta->snonce, &ptk, sta->key_mgmt,
sta->pairwise_cipher, NULL, 0, 0) < 0 ||
sta->pairwise_cipher, NULL, 0, kdk_len) < 0 ||
check_mic(sta, ptk.kck, ptk.kck_len, ver, data, len) < 0) {
return -1;
}

17
wlantest/rx_mgmt.c
View file

@ -346,6 +346,13 @@ static void rx_mgmt_beacon(struct wlantest *wt, const u8 *data, size_t len)
return;
}
if (elems.rsnxe) {
os_memcpy(bss->rsnxe, elems.rsnxe, elems.rsnxe_len);
bss->rsnxe_len = elems.rsnxe_len;
} else {
bss->rsnxe_len = 0;
}
if (!bss->proberesp_seen)
bss_update(wt, bss, &elems, 1);
@ -920,6 +927,11 @@ static void rx_mgmt_assoc_req(struct wlantest *wt, const u8 *data, size_t len)
return;
}
if (elems.rsnxe) {
os_memcpy(sta->rsnxe, elems.rsnxe, elems.rsnxe_len);
sta->rsnxe_len = elems.rsnxe_len;
}
sta->assocreq_capab_info = le_to_host16(mgmt->u.assoc_req.capab_info);
sta->assocreq_listen_int =
le_to_host16(mgmt->u.assoc_req.listen_interval);
@ -1162,6 +1174,11 @@ static void rx_mgmt_reassoc_req(struct wlantest *wt, const u8 *data,
return;
}
if (elems.rsnxe) {
os_memcpy(sta->rsnxe, elems.rsnxe, elems.rsnxe_len);
sta->rsnxe_len = elems.rsnxe_len;
}
sta->assocreq_capab_info =
le_to_host16(mgmt->u.reassoc_req.capab_info);
sta->assocreq_listen_int =

4
wlantest/wlantest.h
View file

@ -66,6 +66,8 @@ struct wlantest_sta {
bool ft_over_ds;
u16 aid;
u8 rsnie[257]; /* WPA/RSN IE */
u8 rsnxe[254]; /* RSNXE data */
size_t rsnxe_len;
u8 osenie[257]; /* OSEN IE */
int proto;
int pairwise_cipher;
@ -151,6 +153,8 @@ struct wlantest_bss {
int parse_error_reported;
u8 wpaie[257];
u8 rsnie[257];
u8 rsnxe[254]; /* RSNXE data */
size_t rsnxe_len;
u8 osenie[257];
int proto;
int pairwise_cipher;