Added ip utils

src/core/utils/ip.ts

@@ -0,0 +1,13 @@
+export function convertIntToIpAddress(int: number): string {
+  return `${int & 0xff}.${(int >> 8) & 0xff}.${(int >> 16) & 0xff}.${(int >> 24) & 0xff}`;
+}
+
+export function convertIpAddressToInt(ip: string): number | null {
+  const parts = ip.split('.').map(Number).reverse(); // little-endian byte order
+
+  if (parts.some(Number.isNaN)) {
+      return null;
+  }
+
+  return parts.reduce((total, part) => (total << 8) | part, 0);
+}