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nl80211: Fetch cipher capabilities from the driver

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Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-12-25 11:07:58 +02:00
parent 4daa011be4
commit bee25cc932
1 changed files with 57 additions and 5 deletions
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62
src/drivers/driver_nl80211.c
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@ -3274,6 +3274,62 @@ static void wiphy_info_supp_cmds(struct wiphy_info_data *info,
}
static void wiphy_info_cipher_suites(struct wiphy_info_data *info,
struct nlattr *tb)
{
int i, num;
u32 *ciphers;
if (tb == NULL)
return;
num = nla_len(tb) / sizeof(u32);
ciphers = nla_data(tb);
for (i = 0; i < num; i++) {
u32 c = ciphers[i];
wpa_printf(MSG_DEBUG, "nl80211: Supported cipher %02x-%02x-%02x:%d",
c >> 24, (c >> 16) & 0xff,
(c >> 8) & 0xff, c & 0xff);
switch (c) {
case WLAN_CIPHER_SUITE_CCMP_256:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP_256;
break;
case WLAN_CIPHER_SUITE_GCMP_256:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP_256;
break;
case WLAN_CIPHER_SUITE_CCMP:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP;
break;
case WLAN_CIPHER_SUITE_GCMP:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP;
break;
case WLAN_CIPHER_SUITE_TKIP:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_TKIP;
break;
case WLAN_CIPHER_SUITE_WEP104:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP104;
break;
case WLAN_CIPHER_SUITE_WEP40:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP40;
break;
case WLAN_CIPHER_SUITE_AES_CMAC:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP;
break;
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128;
break;
case WLAN_CIPHER_SUITE_BIP_GMAC_256:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256;
break;
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256;
break;
}
}
}
static void wiphy_info_max_roc(struct wpa_driver_capa *capa,
struct nlattr *tb)
{
@ -3373,6 +3429,7 @@ static int wiphy_info_handler(struct nl_msg *msg, void *arg)
wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]);
wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]);
wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]);
wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]);
if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) {
wpa_printf(MSG_DEBUG, "nl80211: Using driver-based "
@ -3500,15 +3557,10 @@ static int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
return -1;
drv->has_capability = 1;
/* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
drv->capa.enc = WPA_DRIVER_CAPA_ENC_WEP40 |
WPA_DRIVER_CAPA_ENC_WEP104 |
WPA_DRIVER_CAPA_ENC_TKIP |
WPA_DRIVER_CAPA_ENC_CCMP;
drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
WPA_DRIVER_AUTH_SHARED |
WPA_DRIVER_AUTH_LEAP;