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wiphy: Add Scan() method

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This commit is contained in:
Denis Kenzior 2014-10-27 23:43:21 -05:00
parent d2f61dd0cd
commit 0a71163c3f
1 changed files with 47 additions and 35 deletions
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82
src/wiphy.c
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@ -53,6 +53,7 @@ struct netdev {
uint32_t type;
uint8_t addr[ETH_ALEN];
struct l_queue *bss_list;
struct l_dbus_message *pending;
};
struct wiphy {
@ -190,6 +191,50 @@ static struct l_dbus_message *device_get_properties(struct l_dbus *dbus,
return reply;
}
static void device_scan_callback(struct l_genl_msg *msg, void *user_data)
{
struct netdev *netdev = user_data;
struct l_genl_attr attr;
uint16_t type, len;
const void *data;
struct l_dbus_message *reply;
if (!l_genl_attr_init(&attr, msg)) {
dbus_pending_reply(&netdev->pending,
dbus_error_failed(netdev->pending));
return;
}
while (l_genl_attr_next(&attr, &type, &len, &data)) {
}
l_debug("Scan triggered for netdev %s", netdev->name);
reply = l_dbus_message_new_method_return(netdev->pending);
l_dbus_message_set_arguments(reply, "");
dbus_pending_reply(&netdev->pending, reply);
}
static struct l_dbus_message *device_scan(struct l_dbus *dbus,
struct l_dbus_message *message,
void *user_data)
{
struct netdev *netdev = user_data;
struct l_genl_msg *msg;
if (netdev->pending)
return dbus_error_busy(message);
netdev->pending = l_dbus_message_ref(message);
msg = l_genl_msg_new_sized(NL80211_CMD_TRIGGER_SCAN, 16);
l_genl_msg_append_attr(msg, NL80211_ATTR_IFINDEX, 4, &netdev->index);
l_genl_family_send(nl80211, msg, device_scan_callback, netdev, NULL);
l_genl_msg_unref(msg);
return NULL;
}
static void setup_device_interface(struct l_dbus_interface *interface)
{
l_dbus_interface_method(interface, "GetProperties", 0,
@ -198,6 +243,8 @@ static void setup_device_interface(struct l_dbus_interface *interface)
l_dbus_interface_method(interface, "SetProperty", 0,
device_set_property,
"", "sv", "name", "value");
l_dbus_interface_method(interface, "Scan", 0,
device_scan, "", "");
l_dbus_interface_signal(interface, "PropertyChanged", 0,
"sv", "name", "value");
@ -304,39 +351,6 @@ static void mlme_associate(struct netdev *netdev, struct bss *bss)
l_genl_msg_unref(msg);
}
static void trigger_scan_callback(struct l_genl_msg *msg, void *user_data)
{
struct wiphy *wiphy = user_data;
struct l_genl_attr attr;
uint16_t type, len;
const void *data;
if (!l_genl_attr_init(&attr, msg))
return;
while (l_genl_attr_next(&attr, &type, &len, &data)) {
}
l_debug("Scan triggered for wiphy %s", wiphy->name);
}
static void trigger_scan(struct wiphy *wiphy)
{
struct netdev *netdev;
struct l_genl_msg *msg;
if (!network_ssid)
return;
netdev = l_queue_peek_head(wiphy->netdev_list);
if (!netdev)
return;
msg = l_genl_msg_new_sized(NL80211_CMD_TRIGGER_SCAN, 16);
l_genl_msg_append_attr(msg, NL80211_ATTR_IFINDEX, 4, &netdev->index);
l_genl_family_send(nl80211, msg, trigger_scan_callback, wiphy, NULL);
l_genl_msg_unref(msg);
}
static bool parse_ie(const void *data, uint16_t len)
{
@ -580,8 +594,6 @@ static void interface_dump_callback(struct l_genl_msg *msg, void *user_data)
}
l_debug("Found interface %s", netdev->name);
trigger_scan(wiphy);
}
static void wiphy_dump_callback(struct l_genl_msg *msg, void *user_data)