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add config flag CONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED to disable sw AES decryption for slow devices

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This commit is contained in:
kimocoder
2021-05-04 13:57:01 +02:00
parent b83dea7877
commit cba97ddc90
2 changed files with 47 additions and 0 deletions
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7
Makefile
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@@ -77,6 +77,9 @@ CONFIG_RTW_NETIF_SG = y
CONFIG_RTW_IPCAM_APPLICATION = n
CONFIG_RTW_REPEATER_SON = n
CONFIG_RTW_WIFI_HAL = y
CONFIG_ICMP_VOQ = n
CONFIG_IP_R_MONITOR = n #arp VOQ and high rate
CONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED = n
########################## Debug ###########################
CONFIG_RTW_DEBUG = n
# default log level is _DRV_INFO_ = 4,
@@ -1004,6 +1007,10 @@ ifeq ($(CONFIG_RTW_NETIF_SG), y)
EXTRA_CFLAGS += -DCONFIG_RTW_NETIF_SG
endif
ifeq ($(CONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED), y)
EXTRA_CFLAGS += -DCONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED
endif
ifeq ($(CONFIG_RTW_WIFI_HAL), y)
#EXTRA_CFLAGS += -DCONFIG_RTW_WIFI_HAL_DEBUG
EXTRA_CFLAGS += -DCONFIG_RTW_WIFI_HAL

40
core/rtw_recv.c
View File

@@ -623,6 +623,46 @@ union recv_frame *decryptor(_adapter *padapter, union recv_frame *precv_frame)
res = rtw_tkip_decrypt(padapter, (u8 *)precv_frame);
break;
case _AES_:
#ifdef CONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED
if (GetFrameType(get_recvframe_data(precv_frame)) == WIFI_DATA) {
#ifdef CONFIG_RTW_DEBUG
if (prxattrib->seq_num % 100 == 0) {
struct sta_info *stainfo;
u8 *prwskey;
stainfo = rtw_get_stainfo(&padapter->stapriv , &prxattrib->ta[0]);
prwskey = &stainfo->dot118021x_UncstKey.skey[0];
if(stainfo != NULL) {
RTW_INFO("[%s:%d]: dropping encrypted data frame: key="KEY_FMT" busetkipkey=%d seq_num=%d src="MAC_FMT" dst="MAC_FMT" ta="MAC_FMT" ra="MAC_FMT"\n",
__FUNCTION__,
__LINE__,
KEY_ARG(prwskey),
psecuritypriv->busetkipkey,
prxattrib->seq_num,
MAC_ARG(prxattrib->src),
MAC_ARG(prxattrib->dst),
MAC_ARG(prxattrib->ta),
MAC_ARG(prxattrib->ra)
);
} else {
RTW_INFO("[%s:%d]: dropping encrypted data frame: stainfo==NULL busetkipkey=%d seq_num=%d src="MAC_FMT" dst="MAC_FMT" ta="MAC_FMT" ra="MAC_FMT"\n",
__FUNCTION__,
__LINE__,
psecuritypriv->busetkipkey,
prxattrib->seq_num,
MAC_ARG(prxattrib->src),
MAC_ARG(prxattrib->dst),
MAC_ARG(prxattrib->ta),
MAC_ARG(prxattrib->ra)
);
}
}
#endif // CONFIG_RTW_DEBUG
res = _FAIL;
break;
}
#endif // CONFIG_WIFI_DATA_AES_SW_DECRYPTION_DISABLED
DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_aes);
res = rtw_aes_decrypt(padapter, (u8 *)precv_frame);
break;