remove some unused captive_portal code

src/etc/inc/captiveportal.inc

@@ -1184,116 +1184,7 @@ function captiveportal_free_dn_ruleno($ruleno) {
     unlock($cpruleslck);
 }
 
-function captiveportal_get_dn_passthru_ruleno($value) {
-    global $config, $g, $cpzone, $cpzoneid;
-
-    $cpcfg = $config['captiveportal'][$cpzone];
-    if(!isset($cpcfg['enable']))
-        return NULL;
-
-    $cpruleslck = lock("captiveportalrulesdn", LOCK_EX);
-    $ruleno = NULL;
-    if (file_exists("{$g['vardb_path']}/captiveportaldn.rules")) {
-        $rules = unserialize(file_get_contents("{$g['vardb_path']}/captiveportaldn.rules"));
-        unset($output);
-        $_gb = exec("/sbin/ipfw show | /usr/bin/grep " . escapeshellarg($value) . " | /usr/bin/grep -v grep | /usr/bin/awk '{print $5}' | /usr/bin/head -n 1", $output);
-        $ruleno = intval($output[0]);
-        if (!$rules[$ruleno])
-            $ruleno = NULL;
-        unset($rules);
-    }
-    unlock($cpruleslck);
-
-    return $ruleno;
-}
-
-/*
- * This function will calculate the lowest free firewall ruleno
- * within the range specified based on the actual logged on users
- *
- */
-function captiveportal_get_next_ipfw_ruleno($rulenos_start = 2, $rulenos_range_max = 64500) {
-    global $config, $g, $cpzone;
-
-    $cpcfg = $config['captiveportal'][$cpzone];
-    if(!isset($cpcfg['enable']))
-        return NULL;
-
-    $cpruleslck = lock("captiveportalrules{$cpzone}", LOCK_EX);
-    $ruleno = 0;
-    if (file_exists("{$g['vardb_path']}/captiveportal_{$cpzone}.rules")) {
-        $rules = unserialize(file_get_contents("{$g['vardb_path']}/captiveportal_{$cpzone}.rules"));
-        $ridx = $rulenos_start;
-        while ($ridx < $rulenos_range_max) {
-            if (empty($rules[$ridx])) {
-                $ruleno = $ridx;
-                $rules[$ridx] = $cpzone;
-                $ridx++;
-                $rules[$ridx] = $cpzone;
-                break;
-            } else {
-                /*
-                 * This allows our traffic shaping pipes to be the in pipe the same as ruleno
-                 * and the out pipe ruleno + 1.
-                 */
-                $ridx += 2;
-            }
-        }
-    } else {
-        $rules = array_pad(array(), $rulenos_range_max, false);
-        $ruleno = $rulenos_start;
-        $rules[$rulenos_start] = $cpzone;
-        $rulenos_start++;
-        $rules[$rulenos_start] = $cpzone;
-    }
-    file_put_contents("{$g['vardb_path']}/captiveportal_{$cpzone}.rules", serialize($rules));
-    unlock($cpruleslck);
-    unset($rules);
 
-    return $ruleno;
-}
-
-function captiveportal_free_ipfw_ruleno($ruleno) {
-    global $config, $g, $cpzone;
-
-    $cpcfg = $config['captiveportal'][$cpzone];
-    if(!isset($cpcfg['enable']))
-        return NULL;
-
-    $cpruleslck = lock("captiveportalrules{$cpzone}", LOCK_EX);
-    if (file_exists("{$g['vardb_path']}/captiveportal_{$cpzone}.rules")) {
-        $rules = unserialize(file_get_contents("{$g['vardb_path']}/captiveportal_{$cpzone}.rules"));
-        $rules[$ruleno] = false;
-        $ruleno++;
-        $rules[$ruleno] = false;
-        file_put_contents("{$g['vardb_path']}/captiveportal_{$cpzone}.rules", serialize($rules));
-        unset($rules);
-    }
-    unlock($cpruleslck);
-}
-
-function captiveportal_get_ipfw_passthru_ruleno($value) {
-    global $config, $g, $cpzone, $cpzoneid;
-
-    $cpcfg = $config['captiveportal'][$cpzone];
-    if(!isset($cpcfg['enable']))
-        return NULL;
-
-    $cpruleslck = lock("captiveportalrules{$cpzone}", LOCK_EX);
-    $ruleno = NULL;
-    if (file_exists("{$g['vardb_path']}/captiveportal_{$cpzone}.rules")) {
-        $rules = unserialize(file_get_contents("{$g['vardb_path']}/captiveportal_{$cpzone}.rules"));
-        unset($output);
-        $_gb = exec("/sbin/ipfw  show | /usr/bin/grep " . escapeshellarg($value) . " | /usr/bin/grep -v grep | /usr/bin/awk '{print $1}' | /usr/bin/head -n 1", $output);
-        $ruleno = intval($output[0]);
-        if (!$rules[$ruleno])
-            $ruleno = NULL;
-        unset($rules);
-    }
-    unlock($cpruleslck);
-
-    return $ruleno;
-}
 
 /**
  * This function will calculate the traffic produced by a client