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FT: Copy MDIE and FTIE from (Re)Association Response into EAPOL-Key 2/4

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IEEE Std 802.11r-2008 requires that the message 2 includes FTIE and
MDIE from the AP's (Re)Association Response frame in the Key Data
field.
This commit is contained in:
Jouni Malinen 2010-04-10 16:48:40 +03:00
parent d3ccead325
commit 55046414b1
3 changed files with 36 additions and 3 deletions
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18
src/rsn_supp/wpa_ft.c
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@ -136,6 +136,24 @@ int wpa_sm_set_ft_params(struct wpa_sm *sm, const u8 *ies, size_t ies_len)
} else
os_memset(sm->r1kh_id, 0, FT_R1KH_ID_LEN);
os_free(sm->assoc_resp_ies);
sm->assoc_resp_ies = os_malloc(ft.mdie_len + 2 + ft.ftie_len + 2);
if (sm->assoc_resp_ies) {
u8 *pos = sm->assoc_resp_ies;
if (ft.mdie) {
os_memcpy(pos, ft.mdie - 2, ft.mdie_len + 2);
pos += ft.mdie_len + 2;
}
if (ft.ftie) {
os_memcpy(pos, ft.ftie - 2, ft.ftie_len + 2);
pos += ft.ftie_len + 2;
}
sm->assoc_resp_ies_len = pos - sm->assoc_resp_ies;
wpa_hexdump(MSG_DEBUG, "FT: Stored MDIE and FTIE from "
"(Re)Association Response",
sm->assoc_resp_ies, sm->assoc_resp_ies_len);
}
return 0;
}