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iwd
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wiphy: Implement initial disconnect functionality 

Adding initial network disconnection implementation. Sends
deauthentication and reply through dbus depends upon its response.
This commit is contained in:
Ravi kumar Veeramally 2015-02-20 13:27:58 +02:00 committed by Denis Kenzior
parent d6fbb2dcac
commit 8f5ca9dc73
1 changed files with 78 additions and 0 deletions
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78
src/wiphy.c
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@ -502,6 +502,35 @@ static struct l_dbus_message *device_get_networks(struct l_dbus *dbus,
return reply;
}
static struct l_dbus_message *device_disconnect(struct l_dbus *dbus,
struct l_dbus_message *message,
void *user_data)
{
struct netdev *netdev = user_data;
struct l_genl_msg *msg;
uint16_t reason_code = 3;
l_debug("");
if (netdev->connect_pending)
return dbus_error_failed(message);
if (!netdev->connected_bss)
return dbus_error_failed(message);
msg = l_genl_msg_new_sized(NL80211_CMD_DEAUTHENTICATE, 512);
msg_append_attr(msg, NL80211_ATTR_IFINDEX, 4, &netdev->index);
msg_append_attr(msg, NL80211_ATTR_REASON_CODE, 2, &reason_code);
msg_append_attr(msg, NL80211_ATTR_MAC, ETH_ALEN,
netdev->connected_bss->addr);
l_genl_family_send(nl80211, msg, NULL, NULL, NULL);
l_genl_msg_unref(msg);
netdev->connect_pending = l_dbus_message_ref(message);
return NULL;
}
static void setup_device_interface(struct l_dbus_interface *interface)
{
l_dbus_interface_method(interface, "GetProperties", 0,
@ -515,6 +544,8 @@ static void setup_device_interface(struct l_dbus_interface *interface)
l_dbus_interface_method(interface, "GetNetworks", 0,
device_get_networks,
"a{oa{sv}}", "", "networks");
l_dbus_interface_method(interface, "Disconnect", 0,
device_disconnect, "", "");
l_dbus_interface_signal(interface, "PropertyChanged", 0,
"sv", "name", "value");
@ -691,6 +722,50 @@ error:
netdev->connected_bss = NULL;
}
static void mlme_deauthenticate_event(struct l_genl_msg *msg,
struct netdev *netdev)
{
struct l_genl_attr attr;
uint16_t type, len;
const void *data;
struct l_dbus_message *reply;
int err;
l_debug("");
err = l_genl_msg_get_error(msg);
if (err < 0) {
l_error("authentication failed %s (%d)", strerror(-err), err);
goto error;
}
if (!l_genl_attr_init(&attr, msg)) {
l_debug("attr init failed");
goto error;
}
while (l_genl_attr_next(&attr, &type, &len, &data)) {
switch (type) {
case NL80211_ATTR_TIMED_OUT:
l_warn("deauthentication timed out");
goto error;
}
}
l_info("Deauthentication completed");
reply = l_dbus_message_new_method_return(netdev->connect_pending);
l_dbus_message_set_arguments(reply, "");
dbus_pending_reply(&netdev->connect_pending, reply);
netdev->connected_bss = NULL;
return;
error:
dbus_pending_reply(&netdev->connect_pending,
dbus_error_failed(netdev->connect_pending));
netdev->connected_bss = NULL;
}
static bool parse_ie(struct bss *bss, const uint8_t **ssid, int *ssid_len,
struct ie_rsn_info *rsne,
const void *data, uint16_t len)
@ -1393,6 +1468,9 @@ static void wiphy_mlme_notify(struct l_genl_msg *msg, void *user_data)
case NL80211_CMD_ASSOCIATE:
mlme_associate_event(msg, netdev);
break;
case NL80211_CMD_DEAUTHENTICATE:
mlme_deauthenticate_event(msg, netdev);
break;
}
}