[MAC80211]: Add mac80211 wireless stack.

Add mac80211, the IEEE 802.11 software MAC layer.

Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/net/mac80211/ieee80211_cfg.c b/net/mac80211/ieee80211_cfg.c
new file mode 100644
index 0000000..509096e
--- /dev/null
+++ b/net/mac80211/ieee80211_cfg.c
@@ -0,0 +1,66 @@
+/*
+ * 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 "ieee80211_cfg.h"
+
+static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
+			       unsigned int type)
+{
+	struct ieee80211_local *local = wiphy_priv(wiphy);
+	int itype;
+
+	if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
+		return -ENODEV;
+
+	switch (type) {
+	case NL80211_IFTYPE_UNSPECIFIED:
+		itype = IEEE80211_IF_TYPE_STA;
+		break;
+	case NL80211_IFTYPE_ADHOC:
+		itype = IEEE80211_IF_TYPE_IBSS;
+		break;
+	case NL80211_IFTYPE_STATION:
+		itype = IEEE80211_IF_TYPE_STA;
+		break;
+	case NL80211_IFTYPE_MONITOR:
+		itype = IEEE80211_IF_TYPE_MNTR;
+		break;
+	default:
+		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;
+
+	dev = dev_get_by_index(ifindex);
+	if (!dev)
+		return 0;
+
+	name = dev->name;
+	dev_put(dev);
+
+	return ieee80211_if_remove(local->mdev, name, -1);
+}
+
+struct cfg80211_ops mac80211_config_ops = {
+	.add_virtual_intf = ieee80211_add_iface,
+	.del_virtual_intf = ieee80211_del_iface,
+};