1 files changed, 139 insertions, 0 deletions

diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
new file mode 100644
index 000000000000..58e489fd4aed
--- /dev/null
+++ b/net/wireless/wext-compat.c
@@ -0,0 +1,139 @@
+/*
+ * cfg80211 - wext compat code
+ *
+ * This is temporary code until all wireless functionality is migrated
+ * into cfg80211, when that happens all the exports here go away and
+ * we directly assign the wireless handlers of wireless interfaces.
+ *
+ * Copyright 2008       Johannes Berg <johannes@sipsolutions.net>
+ */
+
+#include <linux/wireless.h>
+#include <linux/nl80211.h>
+#include <net/iw_handler.h>
+#include <net/wireless.h>
+#include <net/cfg80211.h>
+#include "core.h"
+
+int cfg80211_wext_giwname(struct net_device *dev,
+                          struct iw_request_info *info,
+                          char *name, char *extra)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+        struct ieee80211_supported_band *sband;
+        bool is_ht = false, is_a = false, is_b = false, is_g = false;
+
+        if (!wdev)
+                return -EOPNOTSUPP;
+
+        sband = wdev->wiphy->bands[IEEE80211_BAND_5GHZ];
+        if (sband) {
+                is_a = true;
+                is_ht |= sband->ht_cap.ht_supported;
+        }
+
+        sband = wdev->wiphy->bands[IEEE80211_BAND_2GHZ];
+        if (sband) {
+                int i;
+                /* Check for mandatory rates */
+                for (i = 0; i < sband->n_bitrates; i++) {
+                        if (sband->bitrates[i].bitrate == 10)
+                                is_b = true;
+                        if (sband->bitrates[i].bitrate == 60)
+                                is_g = true;
+                }
+                is_ht |= sband->ht_cap.ht_supported;
+        }
+
+        strcpy(name, "IEEE 802.11");
+        if (is_a)
+                strcat(name, "a");
+        if (is_b)
+                strcat(name, "b");
+        if (is_g)
+                strcat(name, "g");
+        if (is_ht)
+                strcat(name, "n");
+
+        return 0;
+}
+EXPORT_SYMBOL(cfg80211_wext_giwname);
+
+int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info,
+                          u32 *mode, char *extra)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+        struct cfg80211_registered_device *rdev;
+        struct vif_params vifparams;
+        enum nl80211_iftype type;
+
+        if (!wdev)
+                return -EOPNOTSUPP;
+
+        rdev = wiphy_to_dev(wdev->wiphy);
+
+        if (!rdev->ops->change_virtual_intf)
+                return -EOPNOTSUPP;
+
+        /* don't support changing VLANs, you just re-create them */
+        if (wdev->iftype == NL80211_IFTYPE_AP_VLAN)
+                return -EOPNOTSUPP;
+
+        switch (*mode) {
+        case IW_MODE_INFRA:
+                type = NL80211_IFTYPE_STATION;
+                break;
+        case IW_MODE_ADHOC:
+                type = NL80211_IFTYPE_ADHOC;
+                break;
+        case IW_MODE_REPEAT:
+                type = NL80211_IFTYPE_WDS;
+                break;
+        case IW_MODE_MONITOR:
+                type = NL80211_IFTYPE_MONITOR;
+                break;
+        default:
+                return -EINVAL;
+        }
+
+        memset(&vifparams, 0, sizeof(vifparams));
+
+        return rdev->ops->change_virtual_intf(wdev->wiphy, dev->ifindex, type,
+                                              NULL, &vifparams);
+}
+EXPORT_SYMBOL(cfg80211_wext_siwmode);
+
+int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info,
+                          u32 *mode, char *extra)
+{
+        struct wireless_dev *wdev = dev->ieee80211_ptr;
+
+        if (!wdev)
+                return -EOPNOTSUPP;
+
+        switch (wdev->iftype) {
+        case NL80211_IFTYPE_AP:
+                *mode = IW_MODE_MASTER;
+                break;
+        case NL80211_IFTYPE_STATION:
+                *mode = IW_MODE_INFRA;
+                break;
+        case NL80211_IFTYPE_ADHOC:
+                *mode = IW_MODE_ADHOC;
+                break;
+        case NL80211_IFTYPE_MONITOR:
+                *mode = IW_MODE_MONITOR;
+                break;
+        case NL80211_IFTYPE_WDS:
+                *mode = IW_MODE_REPEAT;
+                break;
+        case NL80211_IFTYPE_AP_VLAN:
+                *mode = IW_MODE_SECOND;         /* FIXME */
+                break;
+        default:
+                *mode = IW_MODE_AUTO;
+                break;
+        }
+        return 0;
+}
+EXPORT_SYMBOL(cfg80211_wext_giwmode);