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Diffstat (limited to 'net/wireless/wext-compat.c')
-rw-r--r--net/wireless/wext-compat.c139
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);