function check_wireless_mode()
{
global $_POST, $config, $g, $wlan_modes, $wancfg, $if, $wlanif, $wlanbaseif, $old_wireless_mode, $input_errors;
if ($wancfg['wireless']['mode'] == $_POST['mode']) {
return;
}
if (does_interface_exist(interface_get_wireless_clone($wlanbaseif))) {
$clone_count = 1;
} else {
$clone_count = 0;
}
if (isset($config['wireless']['clone']) && is_array($config['wireless']['clone'])) {
foreach ($config['wireless']['clone'] as $clone) {
if ($clone['if'] == $wlanbaseif) {
$clone_count++;
}
}
}
if ($clone_count > 1) {
$old_wireless_mode = $wancfg['wireless']['mode'];
$wancfg['wireless']['mode'] = $_POST['mode'];
if (!interface_wireless_clone("{$wlanif}_", $wancfg)) {
$input_errors[] = sprintf(gettext("Unable to change mode to %s.\t You may already have the maximum number of wireless clones supported in this mode."), $wlan_modes[$wancfg['wireless']['mode']]);
} else {
mwexec("/sbin/ifconfig " . escapeshellarg($wlanif) . "_ destroy");
}
$wancfg['wireless']['mode'] = $old_wireless_mode;
}
}
}
/*
Wireless interface
*/
if (isset($a_interfaces[$if]['wireless'])) {
$reqdfields = array("mode");
$reqdfieldsn = array(gettext("Mode"));
if ($pconfig['mode'] == 'hostap') {
$reqdfields[] = "ssid";
$reqdfieldsn[] = gettext("SSID");
}
do_input_validation($pconfig, $reqdfields, $reqdfieldsn, $input_errors);
// check_wireless_mode (more wireless weirness)
// validations shouldn't perform actual actions, needs serious fixing at some point
if ($a_interfaces[$if]['wireless']['mode'] != $pconfig['mode']) {
if (does_interface_exist(interface_get_wireless_clone($wlanbaseif))) {
$clone_count = 1;
} else {
$clone_count = 0;
}
if (isset($config['wireless']['clone']) && is_array($config['wireless']['clone'])) {
foreach ($config['wireless']['clone'] as $clone) {
if ($clone['if'] == $wlanbaseif) {
$clone_count++;
}
}
}
if ($clone_count > 1) {
$wlanif = get_real_interface($if);
$old_wireless_mode = $a_interfaces[$if]['wireless']['mode'];
$a_interfaces[$if]['wireless']['mode'] = $pconfig['mode'];