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--- a/interface.c
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+++ b/interface.c
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@@ -260,6 +260,27 @@ static int print_iface_handler(struct nl
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printf("%s\tifindex %d\n", indent, nla_get_u32(tb_msg[NL80211_ATTR_IFINDEX]));
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if (tb_msg[NL80211_ATTR_IFTYPE])
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printf("%s\ttype %s\n", indent, iftype_name(nla_get_u32(tb_msg[NL80211_ATTR_IFTYPE])));
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+ if (tb_msg[NL80211_ATTR_WIPHY_FREQ]) {
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+ const char *mode;
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+
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+ if (tb_msg[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
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+ switch(nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
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+ case NL80211_CHAN_HT20:
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+ mode = "HT20";
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+ break;
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+ case NL80211_CHAN_HT40PLUS:
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+ mode = "HT40+";
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+ break;
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+ case NL80211_CHAN_HT40MINUS:
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+ mode = "HT40-";
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+ break;
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+ default:
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+ mode = "";
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+ }
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+
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+ printf("%s\tfrequency %d MHz %s\n", indent, nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_FREQ]), mode);
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+ }
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+
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return NL_SKIP;
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}
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