5 files changed, 138 insertions, 3 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1f49b63d8dd2..6dc7a61bc18b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1085,11 +1085,13 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
         case WLAN_AUTH_OPEN:
         case WLAN_AUTH_LEAP:
                 ieee80211_auth_completed(sdata);
+                cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len);
                 break;
         case WLAN_AUTH_SHARED_KEY:
-                if (ifmgd->auth_transaction == 4)
+                if (ifmgd->auth_transaction == 4) {
                         ieee80211_auth_completed(sdata);
-                else
+                        cfg80211_send_rx_auth(sdata->dev, (u8 *) mgmt, len);
+                } else
                         ieee80211_auth_challenge(sdata, mgmt, len);
                 break;
         }
@@ -1125,6 +1127,7 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
 
         ieee80211_set_disassoc(sdata, true, false, 0);
         ifmgd->flags &= ~IEEE80211_STA_AUTHENTICATED;
+        cfg80211_send_rx_deauth(sdata->dev, (u8 *) mgmt, len);
 }
 
 
@@ -1154,6 +1157,7 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
         }
 
         ieee80211_set_disassoc(sdata, false, false, reason_code);
+        cfg80211_send_rx_disassoc(sdata->dev, (u8 *) mgmt, len);
 }
 
 
@@ -1370,6 +1374,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
         ieee80211_set_associated(sdata, changed);
 
         ieee80211_associated(sdata);
+        cfg80211_send_rx_assoc(sdata->dev, (u8 *) mgmt, len);
 }
 
 
diff --git a/net/wireless/Makefile b/net/wireless/Makefile
index c157b4d8014b..6d1e7b27b752 100644
--- a/net/wireless/Makefile
+++ b/net/wireless/Makefile
@@ -5,7 +5,7 @@ obj-$(CONFIG_LIB80211_CRYPT_WEP) += lib80211_crypt_wep.o
 obj-$(CONFIG_LIB80211_CRYPT_CCMP) += lib80211_crypt_ccmp.o
 obj-$(CONFIG_LIB80211_CRYPT_TKIP) += lib80211_crypt_tkip.o
 
-cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o scan.o nl80211.o
+cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o scan.o nl80211.o mlme.o
 cfg80211-$(CONFIG_WIRELESS_EXT) += wext-compat.o
 
 ccflags-y += -D__CHECK_ENDIAN__
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
new file mode 100644
index 000000000000..bec5721b6f99
--- /dev/null
+++ b/net/wireless/mlme.c
@@ -0,0 +1,46 @@
+/*
+ * cfg80211 MLME SAP interface
+ *
+ * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/nl80211.h>
+#include <net/cfg80211.h>
+#include "core.h"
+#include "nl80211.h"
+
+void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len)
+{
+        struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+        struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+        nl80211_send_rx_auth(rdev, dev, buf, len);
+}
+EXPORT_SYMBOL(cfg80211_send_rx_auth);
+
+void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
+{
+        struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+        struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+        nl80211_send_rx_assoc(rdev, dev, buf, len);
+}
+EXPORT_SYMBOL(cfg80211_send_rx_assoc);
+
+void cfg80211_send_rx_deauth(struct net_device *dev, const u8 *buf, size_t len)
+{
+        struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+        struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+        nl80211_send_rx_deauth(rdev, dev, buf, len);
+}
+EXPORT_SYMBOL(cfg80211_send_rx_deauth);
+
+void cfg80211_send_rx_disassoc(struct net_device *dev, const u8 *buf,
+                               size_t len)
+{
+        struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
+        struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+        nl80211_send_rx_disassoc(rdev, dev, buf, len);
+}
+EXPORT_SYMBOL(cfg80211_send_rx_disassoc);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a3ecf8d73898..c034c2418cb3 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2830,6 +2830,9 @@ static struct genl_ops nl80211_ops[] = {
                 .dumpit = nl80211_dump_scan,
         },
 };
+static struct genl_multicast_group nl80211_mlme_mcgrp = {
+        .name = "mlme",
+};
 
 /* multicast groups */
 static struct genl_multicast_group nl80211_config_mcgrp = {
@@ -2975,6 +2978,71 @@ nla_put_failure:
         nlmsg_free(msg);
 }
 
+static void nl80211_send_mlme_event(struct cfg80211_registered_device *rdev,
+                                    struct net_device *netdev,
+                                    const u8 *buf, size_t len,
+                                    enum nl80211_commands cmd)
+{
+        struct sk_buff *msg;
+        void *hdr;
+
+        msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+        if (!msg)
+                return;
+
+        hdr = nl80211hdr_put(msg, 0, 0, 0, cmd);
+        if (!hdr) {
+                nlmsg_free(msg);
+                return;
+        }
+
+        NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx);
+        NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex);
+        NLA_PUT(msg, NL80211_ATTR_FRAME, len, buf);
+
+        if (genlmsg_end(msg, hdr) < 0) {
+                nlmsg_free(msg);
+                return;
+        }
+
+        genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, GFP_KERNEL);
+        return;
+
+ nla_put_failure:
+        genlmsg_cancel(msg, hdr);
+        nlmsg_free(msg);
+}
+
+void nl80211_send_rx_auth(struct cfg80211_registered_device *rdev,
+                          struct net_device *netdev, const u8 *buf, size_t len)
+{
+        nl80211_send_mlme_event(rdev, netdev, buf, len,
+                                NL80211_CMD_AUTHENTICATE);
+}
+
+void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
+                           struct net_device *netdev, const u8 *buf,
+                           size_t len)
+{
+        nl80211_send_mlme_event(rdev, netdev, buf, len, NL80211_CMD_ASSOCIATE);
+}
+
+void nl80211_send_rx_deauth(struct cfg80211_registered_device *rdev,
+                            struct net_device *netdev, const u8 *buf,
+                            size_t len)
+{
+        nl80211_send_mlme_event(rdev, netdev, buf, len,
+                                NL80211_CMD_DEAUTHENTICATE);
+}
+
+void nl80211_send_rx_disassoc(struct cfg80211_registered_device *rdev,
+                              struct net_device *netdev, const u8 *buf,
+                              size_t len)
+{
+        nl80211_send_mlme_event(rdev, netdev, buf, len,
+                                NL80211_CMD_DISASSOCIATE);
+}
+
 /* initialisation/exit functions */
 
 int nl80211_init(void)
@@ -3003,6 +3071,10 @@ int nl80211_init(void)
         if (err)
                 goto err_out;
 
+        err = genl_register_mc_group(&nl80211_fam, &nl80211_mlme_mcgrp);
+        if (err)
+                goto err_out;
+
         return 0;
  err_out:
         genl_unregister_family(&nl80211_fam);
diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h
index 5b5fe1339de0..b77af4ab80be 100644
--- a/net/wireless/nl80211.h
+++ b/net/wireless/nl80211.h
@@ -11,5 +11,17 @@ extern void nl80211_send_scan_done(struct cfg80211_registered_device *rdev,
 extern void nl80211_send_scan_aborted(struct cfg80211_registered_device *rdev,
                                       struct net_device *netdev);
 extern void nl80211_send_reg_change_event(struct regulatory_request *request);
+extern void nl80211_send_rx_auth(struct cfg80211_registered_device *rdev,
+                                 struct net_device *netdev,
+                                 const u8 *buf, size_t len);
+extern void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
+                                  struct net_device *netdev,
+                                  const u8 *buf, size_t len);
+extern void nl80211_send_rx_deauth(struct cfg80211_registered_device *rdev,
+                                   struct net_device *netdev,
+                                   const u8 *buf, size_t len);
+extern void nl80211_send_rx_disassoc(struct cfg80211_registered_device *rdev,
+                                     struct net_device *netdev,
+                                     const u8 *buf, size_t len);
 
 #endif /* __NET_WIRELESS_NL80211_H */