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netdev: React to CONTROL_PORT unicast

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This commit is contained in:
Denis Kenzior 2018-03-13 15:27:20 -05:00
parent 736db5c27c
commit ebc4e2cdf0
1 changed files with 55 additions and 0 deletions
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55
src/netdev.c
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@ -3077,6 +3077,58 @@ static void netdev_mgmt_frame_event(struct l_genl_msg *msg,
netdev, mpdu, body, info.body_len);
}
static void netdev_control_port_frame_event(struct l_genl_msg *msg,
struct netdev *netdev)
{
struct l_genl_attr attr;
uint16_t type;
uint16_t len;
const void *data;
const uint8_t *frame = NULL;
uint16_t frame_len = 0;
const uint8_t *src = NULL;
uint16_t proto = 0;
bool unencrypted = false;
l_debug("");
if (!l_genl_attr_init(&attr, msg))
return;
while (l_genl_attr_next(&attr, &type, &len, &data)) {
switch (type) {
case NL80211_ATTR_FRAME:
if (frame)
return;
frame = data;
frame_len = len;
break;
case NL80211_ATTR_MAC:
if (src)
return;
src = data;
break;
case NL80211_ATTR_CONTROL_PORT_ETHERTYPE:
if (len != sizeof(proto))
return;
proto = *((const uint16_t *) data);
break;
case NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT:
unencrypted = true;
break;
}
}
if (!src || !frame || !proto)
return;
__eapol_rx_packet(netdev->index, src, proto,
frame, frame_len, unencrypted);
}
static void netdev_unicast_notify(struct l_genl_msg *msg, void *user_data)
{
struct netdev *netdev = NULL;
@ -3116,6 +3168,9 @@ static void netdev_unicast_notify(struct l_genl_msg *msg, void *user_data)
case NL80211_CMD_FRAME:
netdev_mgmt_frame_event(msg, netdev);
break;
case NL80211_CMD_CONTROL_PORT_FRAME:
netdev_control_port_frame_event(msg, netdev);
break;
}
}