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nl80211: VLAN offload support

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Add indication for driver VLAN offload capability and configuration of
the VLAN ID to the driver.

Signed-off-by: Gurumoorthi Gnanasambandhan <gguru@codeaurora.org>
This commit is contained in:
Gurumoorthi Gnanasambandhan 2019-12-05 12:38:47 +02:00 committed by Jouni Malinen
parent 4d3ae54fbd
commit 0f903f37dc
3 changed files with 26 additions and 3 deletions
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2
src/drivers/driver.h
View file

@ -1776,6 +1776,8 @@ struct wpa_driver_capa {
#define WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK 0x0200000000000000ULL #define WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK 0x0200000000000000ULL
/** Driver supports a separate control port for EAPOL frames */ /** Driver supports a separate control port for EAPOL frames */
#define WPA_DRIVER_FLAGS_CONTROL_PORT 0x0400000000000000ULL #define WPA_DRIVER_FLAGS_CONTROL_PORT 0x0400000000000000ULL
/** Driver supports VLAN offload */
#define WPA_DRIVER_FLAGS_VLAN_OFFLOAD 0x0800000000000000ULL
u64 flags; u64 flags;
#define FULL_AP_CLIENT_STATE_SUPP(drv_flags) \ #define FULL_AP_CLIENT_STATE_SUPP(drv_flags) \

23
src/drivers/driver_nl80211.c
View file

@ -3013,7 +3013,7 @@ static int nl80211_set_pmk(struct wpa_driver_nl80211_data *drv,
static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss, static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
enum wpa_alg alg, const u8 *addr, enum wpa_alg alg, const u8 *addr,
int key_idx, int set_tx, int key_idx, int vlan_id, int set_tx,
const u8 *seq, size_t seq_len, const u8 *seq, size_t seq_len,
const u8 *key, size_t key_len) const u8 *key, size_t key_len)
{ {
@ -3112,6 +3112,12 @@ static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
nlmsg_free(key_msg); nlmsg_free(key_msg);
key_msg = NULL; key_msg = NULL;
if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
wpa_printf(MSG_DEBUG, "nl80211: VLAN ID %d", vlan_id);
if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
goto fail;
}
ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL); ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE) if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
ret = 0; ret = 0;
@ -3169,6 +3175,13 @@ static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
nlmsg_free(key_msg); nlmsg_free(key_msg);
key_msg = NULL; key_msg = NULL;
if (vlan_id && (drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD)) {
wpa_printf(MSG_DEBUG, "nl80211: set_key default - VLAN ID %d",
vlan_id);
if (nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id))
goto fail;
}
ret = send_and_recv_msgs(drv, msg, NULL, NULL); ret = send_and_recv_msgs(drv, msg, NULL, NULL);
if (ret == -ENOENT) if (ret == -ENOENT)
ret = 0; ret = 0;
@ -3490,7 +3503,7 @@ retry:
if (!params->wep_key[i]) if (!params->wep_key[i])
continue; continue;
wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP, wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
NULL, i, NULL, i, 0,
i == params->wep_tx_keyidx, NULL, 0, i == params->wep_tx_keyidx, NULL, 0,
params->wep_key[i], params->wep_key[i],
params->wep_key_len[i]); params->wep_key_len[i]);
@ -6674,6 +6687,8 @@ static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id); MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) || if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
((drv->capa.flags & WPA_DRIVER_FLAGS_VLAN_OFFLOAD) &&
nla_put_u16(msg, NL80211_ATTR_VLAN_ID, vlan_id)) ||
nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) { nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
nlmsg_free(msg); nlmsg_free(msg);
return -ENOBUFS; return -ENOBUFS;
@ -8716,9 +8731,11 @@ static int driver_nl80211_set_key(void *priv,
size_t seq_len = params->seq_len; size_t seq_len = params->seq_len;
const u8 *key = params->key; const u8 *key = params->key;
size_t key_len = params->key_len; size_t key_len = params->key_len;
int vlan_id = params->vlan_id;
return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx, return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
set_tx, seq, seq_len, key, key_len); vlan_id, set_tx, seq, seq_len, key,
key_len);
} }

4
src/drivers/driver_nl80211_capa.c
View file

@ -437,6 +437,10 @@ static void wiphy_info_ext_feature_flags(struct wiphy_info_data *info,
if (ext_feature_isset(ext_features, len, if (ext_feature_isset(ext_features, len,
NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211)) NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211))
capa->flags |= WPA_DRIVER_FLAGS_CONTROL_PORT; capa->flags |= WPA_DRIVER_FLAGS_CONTROL_PORT;
if (ext_feature_isset(ext_features, len,
NL80211_EXT_FEATURE_VLAN_OFFLOAD))
capa->flags |= WPA_DRIVER_FLAGS_VLAN_OFFLOAD;
} }