diff options
Diffstat (limited to 'net/wireless/wext-compat.c')
-rw-r--r-- | net/wireless/wext-compat.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c new file mode 100644 index 0000000..a5db455 --- /dev/null +++ b/net/wireless/wext-compat.c @@ -0,0 +1,60 @@ +/* + * 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); |