add updated mac80211 - this no longer relies on patching includes in the kernel trees...

[openwrt/svn-archive/archive.git] / package / mac80211 / src / mac80211 / cfg.c

diff --git a/package/mac80211/src/mac80211/cfg.c b/package/mac80211/src/mac80211/cfg.c
new file mode 100644 (file)
index 0000000..cd78b3f
--- /dev/null
+++ b/package/mac80211/src/mac80211/cfg.c
@@ -0,0 +1,105 @@
+/*
+ * mac80211 configuration hooks for cfg80211
+ *
+ * Copyright 2006      Johannes Berg <johannes@sipsolutions.net>
+ *
+ * This file is GPLv2 as found in COPYING.
+ */
+
+#include <linux/nl80211.h>
+#include <linux/rtnetlink.h>
+#include <net/cfg80211.h>
+#include "ieee80211_i.h"
+#include "cfg.h"
+
+static enum ieee80211_if_types
+nl80211_type_to_mac80211_type(enum nl80211_iftype type)
+{
+       switch (type) {
+       case NL80211_IFTYPE_UNSPECIFIED:
+               return IEEE80211_IF_TYPE_STA;
+       case NL80211_IFTYPE_ADHOC:
+               return IEEE80211_IF_TYPE_IBSS;
+       case NL80211_IFTYPE_STATION:
+               return IEEE80211_IF_TYPE_STA;
+       case NL80211_IFTYPE_MONITOR:
+               return IEEE80211_IF_TYPE_MNTR;
+       default:
+               return IEEE80211_IF_TYPE_INVALID;
+       }
+}
+
+static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
+                              enum nl80211_iftype type)
+{
+       struct ieee80211_local *local = wiphy_priv(wiphy);
+       enum ieee80211_if_types itype;
+
+       if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
+               return -ENODEV;
+
+       itype = nl80211_type_to_mac80211_type(type);
+       if (itype == IEEE80211_IF_TYPE_INVALID)
+               return -EINVAL;
+
+       return ieee80211_if_add(local->mdev, name, NULL, itype);
+}
+
+static int ieee80211_del_iface(struct wiphy *wiphy, int ifindex)
+{
+       struct ieee80211_local *local = wiphy_priv(wiphy);
+       struct net_device *dev;
+       char *name;
+
+       if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
+               return -ENODEV;
+
+       /* we're under RTNL */
+       dev = __dev_get_by_index(ifindex);
+       if (!dev)
+               return 0;
+
+       name = dev->name;
+
+       return ieee80211_if_remove(local->mdev, name, -1);
+}
+
+static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex,
+                                 enum nl80211_iftype type)
+{
+       struct ieee80211_local *local = wiphy_priv(wiphy);
+       struct net_device *dev;
+       enum ieee80211_if_types itype;
+       struct ieee80211_sub_if_data *sdata;
+
+       if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
+               return -ENODEV;
+
+       /* we're under RTNL */
+       dev = __dev_get_by_index(ifindex);
+       if (!dev)
+               return -ENODEV;
+
+       if (netif_running(dev))
+               return -EBUSY;
+
+       itype = nl80211_type_to_mac80211_type(type);
+       if (itype == IEEE80211_IF_TYPE_INVALID)
+               return -EINVAL;
+
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+        if (sdata->type == IEEE80211_IF_TYPE_VLAN)
+               return -EOPNOTSUPP;
+
+       ieee80211_if_reinit(dev);
+       ieee80211_if_set_type(dev, itype);
+
+       return 0;
+}
+
+struct cfg80211_ops mac80211_config_ops = {
+       .add_virtual_intf = ieee80211_add_iface,
+       .del_virtual_intf = ieee80211_del_iface,
+       .change_virtual_intf = ieee80211_change_iface,
+};