mirror of
https://github.com/billz/raspap-webgui.git
synced 2025-03-01 10:31:47 +00:00
28 lines
777 B
PHP
28 lines
777 B
PHP
<?php
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require '../../includes/csrf.php';
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require_once '../../includes/config.php';
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if (isset($_POST['interface'])) {
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define( 'NL80211_BAND_24GHZ', 0x1 );
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define( 'NL80211_BAND_5GHZ', 0x2 );
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$iface = escapeshellcmd($_POST['interface']);
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// get physical device for selected interface
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exec("iw dev | awk '/$iface/ {print line}{line = $0}'", $return);
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$phy = $return[0];
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// get frequencies supported by device
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exec('iw '.$phy.' info | sed -rn "s/^.*\*\s([0-9]{4})\sMHz.*/\1/p"', $frequencies);
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if (count(preg_grep('/^24[0-9]{2}/i', $frequencies)) >0) {
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$flags += NL80211_BAND_24GHZ;
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}
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if (count(preg_grep('/^5[0-9]{3}/i', $frequencies)) >0) {
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$flags += NL80211_BAND_5GHZ;
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}
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echo json_encode($flags);
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}
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