61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
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/*
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* cfg80211 - wext compat code
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*
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* This is temporary code until all wireless functionality is migrated
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* into cfg80211, when that happens all the exports here go away and
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* we directly assign the wireless handlers of wireless interfaces.
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*
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* Copyright 2008 Johannes Berg <johannes@sipsolutions.net>
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*/
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#include <linux/wireless.h>
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#include <linux/nl80211.h>
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#include <net/iw_handler.h>
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#include <net/wireless.h>
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#include <net/cfg80211.h>
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#include "core.h"
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int cfg80211_wext_giwname(struct net_device *dev,
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struct iw_request_info *info,
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char *name, char *extra)
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{
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struct wireless_dev *wdev = dev->ieee80211_ptr;
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struct ieee80211_supported_band *sband;
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bool is_ht = false, is_a = false, is_b = false, is_g = false;
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if (!wdev)
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return -EOPNOTSUPP;
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sband = wdev->wiphy->bands[IEEE80211_BAND_5GHZ];
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if (sband) {
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is_a = true;
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is_ht |= sband->ht_cap.ht_supported;
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}
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sband = wdev->wiphy->bands[IEEE80211_BAND_2GHZ];
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if (sband) {
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int i;
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/* Check for mandatory rates */
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for (i = 0; i < sband->n_bitrates; i++) {
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if (sband->bitrates[i].bitrate == 10)
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is_b = true;
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if (sband->bitrates[i].bitrate == 60)
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is_g = true;
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}
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is_ht |= sband->ht_cap.ht_supported;
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}
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strcpy(name, "IEEE 802.11");
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if (is_a)
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strcat(name, "a");
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if (is_b)
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strcat(name, "b");
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if (is_g)
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strcat(name, "g");
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if (is_ht)
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strcat(name, "n");
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return 0;
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}
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EXPORT_SYMBOL(cfg80211_wext_giwname);
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