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@ -351,15 +351,18 @@ static int nl80211_freq2channel(int freq) |
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return (freq / 5) - 1000; |
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} |
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static int nl80211_channel2freq(int channel) |
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static int nl80211_channel2freq(int channel, const char *band) |
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{ |
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if (channel == 14) |
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return 2484; |
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if (channel < 14) |
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if ((channel < 14) && (!band || band[0] != 'a')) |
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return (channel * 5) + 2407; |
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return (1000 + channel) * 5; |
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if (channel > 0) |
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return (1000 + channel) * 5; |
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return 0; |
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} |
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static char * nl80211_getval(const char *ifname, const char *buf, const char *key) |
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@ -763,9 +766,9 @@ int nl80211_get_bssid(const char *ifname, char *buf) |
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} |
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static int nl80211_get_channel_cb(struct nl_msg *msg, void *arg) |
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static int nl80211_get_frequency_cb(struct nl_msg *msg, void *arg) |
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{ |
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int *channel = arg; |
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int *freq = arg; |
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struct nlattr **attr = nl80211_parse(msg); |
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struct nlattr *binfo[NL80211_BSS_MAX + 1]; |
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@ -775,27 +778,27 @@ static int nl80211_get_channel_cb(struct nl_msg *msg, void *arg) |
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if (attr[NL80211_ATTR_BSS] && |
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!nla_parse_nested(binfo, NL80211_BSS_MAX, |
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attr[NL80211_ATTR_BSS], bss_policy)) |
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attr[NL80211_ATTR_BSS], bss_policy)) |
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{ |
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if (binfo[NL80211_BSS_FREQUENCY]) |
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*channel = |
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nl80211_freq2channel(nla_get_u32(binfo[NL80211_BSS_FREQUENCY])); |
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*freq = nla_get_u32(binfo[NL80211_BSS_FREQUENCY]); |
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} |
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return NL_SKIP; |
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} |
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int nl80211_get_channel(const char *ifname, int *buf) |
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int nl80211_get_frequency(const char *ifname, int *buf) |
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{ |
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char *res; |
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char *res, *channel; |
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struct nl80211_msg_conveyor *req; |
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*buf = 0; |
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if ((res = nl80211_hostapd_info(ifname)) && |
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(res = nl80211_getval(NULL, res, "channel"))) |
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(channel = nl80211_getval(NULL, res, "channel"))) |
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{ |
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*buf = atoi(res); |
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*buf = nl80211_channel2freq(atoi(channel), |
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nl80211_getval(NULL, res, "hw_mode")); |
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} |
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else |
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{ |
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@ -804,7 +807,7 @@ int nl80211_get_channel(const char *ifname, int *buf) |
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if (req) |
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{ |
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nl80211_send(req, nl80211_get_channel_cb, buf); |
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nl80211_send(req, nl80211_get_frequency_cb, buf); |
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nl80211_free(req); |
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} |
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} |
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@ -812,11 +815,11 @@ int nl80211_get_channel(const char *ifname, int *buf) |
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return (*buf == 0) ? -1 : 0; |
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} |
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int nl80211_get_frequency(const char *ifname, int *buf) |
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int nl80211_get_channel(const char *ifname, int *buf) |
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{ |
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if (!nl80211_get_channel(ifname, buf)) |
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if (!nl80211_get_frequency(ifname, buf)) |
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{ |
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*buf = nl80211_channel2freq(*buf); |
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*buf = nl80211_freq2channel(*buf); |
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return 0; |
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} |
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