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atheros: Add FILS AAD parameters in sta_auth() handler

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This is needed to allow the driver SME to perform the needed AES-SIV
operations during FILS association.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jeffin Mammen 2017-04-21 19:39:55 +03:00 committed by Jouni Malinen
parent 6b128fb2af
commit f46c154c59
2 changed files with 55 additions and 0 deletions
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26
src/drivers/driver.h
View File

@ -21,6 +21,7 @@
#include "common/defs.h"
#include "common/ieee802_11_defs.h"
#include "common/wpa_common.h"
#ifdef CONFIG_MACSEC
#include "pae/ieee802_1x_kay.h"
#endif /* CONFIG_MACSEC */
@ -719,6 +720,31 @@ struct wpa_driver_sta_auth_params {
* len - ie buffer length
*/
size_t len;
/**
* fils_auth - Indicates whether FILS authentication is being performed
*/
int fils_auth;
/**
* fils_anonce - ANonce (required for FILS)
*/
u8 fils_anonce[WPA_NONCE_LEN];
/**
* fils_snonce - SNonce (required for FILS)
*/
u8 fils_snonce[WPA_NONCE_LEN];
/**
* fils_kek - key for encryption (required for FILS)
*/
u8 fils_kek[WPA_KEK_MAX_LEN];
/**
* fils_kek_len - Length of the fils_kek in octets (required for FILS)
*/
size_t fils_kek_len;
};
/**

29
src/drivers/driver_atheros.c
View File

@ -36,6 +36,10 @@
#include "ieee80211_external.h"
/* Avoid conflicting definition from the driver header files with
* common/wpa_common.h */
#undef WPA_OUI_TYPE
#ifdef CONFIG_WPS
#include <netpacket/packet.h>
@ -1065,7 +1069,32 @@ atheros_sta_auth(void *priv, struct wpa_driver_sta_auth_params *params)
wpa_printf(MSG_DEBUG, "%s: addr=%s status_code=%d",
__func__, ether_sprintf(params->addr), params->status);
#ifdef CONFIG_FILS
/* Copy FILS AAD parameters if the driver supports FILS */
if (params->fils_auth && drv->fils_en) {
wpa_printf(MSG_DEBUG, "%s: im_op IEEE80211_MLME_AUTH_FILS",
__func__);
os_memcpy(mlme.fils_aad.ANonce, params->fils_anonce,
IEEE80211_FILS_NONCE_LEN);
os_memcpy(mlme.fils_aad.SNonce, params->fils_snonce,
IEEE80211_FILS_NONCE_LEN);
os_memcpy(mlme.fils_aad.kek, params->fils_kek,
IEEE80211_MAX_WPA_KEK_LEN);
mlme.fils_aad.kek_len = params->fils_kek_len;
mlme.im_op = IEEE80211_MLME_AUTH_FILS;
wpa_hexdump(MSG_DEBUG, "FILS: ANonce",
mlme.fils_aad.ANonce, FILS_NONCE_LEN);
wpa_hexdump(MSG_DEBUG, "FILS: SNonce",
mlme.fils_aad.SNonce, FILS_NONCE_LEN);
wpa_hexdump_key(MSG_DEBUG, "FILS: KEK",
mlme.fils_aad.kek, mlme.fils_aad.kek_len);
} else {
mlme.im_op = IEEE80211_MLME_AUTH;
}
#else /* CONFIG_FILS */
mlme.im_op = IEEE80211_MLME_AUTH;
#endif /* CONFIG_FILS */
mlme.im_reason = params->status;
mlme.im_seq = params->seq;
os_memcpy(mlme.im_macaddr, params->addr, IEEE80211_ADDR_LEN);