From b9e255dde13525cc0e18a7a95f82d395613be1af Mon Sep 17 00:00:00 2001
From: Bill Marquette <billm@pfsense.org>
Date: Sat, 12 Mar 2005 03:45:45 +0000
Subject: Remove some code duplication

---
 usr/local/www/ip_helper.js | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 usr/local/www/ip_helper.js

(limited to 'usr/local/www/ip_helper.js')

diff --git a/usr/local/www/ip_helper.js b/usr/local/www/ip_helper.js
new file mode 100755
index 0000000..29e892f
--- /dev/null
+++ b/usr/local/www/ip_helper.js
@@ -0,0 +1,19 @@
+function gen_bits(ipaddr) {
+    if (ipaddr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) != -1) {
+        var adr = ipaddr.split(/\./);
+        if (adr[0] > 255 || adr[1] > 255 || adr[2] > 255 || adr[3] > 255)
+            return 0;
+        if (adr[0] == 0 && adr[1] == 0 && adr[2] == 0 && adr[3] == 0)
+            return 0;
+
+                if (adr[0] <= 127)
+                        return 23;
+                else if (adr[0] <= 191)
+                        return 15;
+                else
+                        return 7;
+    }
+    else
+        return 0;
+}
+
-- 
cgit v1.1