add get_ip and arp to network

src/etherparser/ethernet.rs

@@ -77,3 +77,19 @@ pub enum Network {
     ARP(ARP),
     Unparsable(u16, Vec<u8>),
 }
+
+impl Network {
+    pub fn get_ip(&self) -> Option<IP> {
+        match self {
+            Network::IP(ip) => Some(ip.clone()),
+            _ => None,
+        }
+    }
+    pub fn get_arp(&self) -> Option<ARP> {
+        if let Network::ARP(arp) = self {
+            Some(arp.clone())
+        } else {
+            None
+        }
+    }
+}

src/etherparser/packet/arp.rs

@@ -2,12 +2,14 @@ use std::io::Cursor;
 
 use byteorder::{BigEndian, ReadBytesExt};
 
+#[derive(Clone)]
 pub enum ArpOperation {
     Query = 0x0001,
     Reply = 0x0002,
     Unparse,
 }
 
+#[derive(Clone)]
 pub struct ARP {
     pub hardware_type: u16,
     pub protocol_type: u16,

src/etherparser/packet/icmp.rs

@@ -2,6 +2,7 @@ use std::io::{BufRead, Cursor};
 
 use byteorder::{BigEndian, ReadBytesExt};
 
+#[derive(Clone)]
 pub struct ICMP {
     pub typ: u8,
     pub code: u8,

src/etherparser/packet/ipv4.rs

@@ -2,6 +2,7 @@ use super::{tcp::TCP, udp::UDP, ICMP};
 use byteorder::{BigEndian, ReadBytesExt};
 use std::io::{BufRead, Cursor, Read};
 
+#[derive(Clone)]
 pub struct Flags {
     pub dont_flagment: bool,
     pub more_fragments: bool,
@@ -13,6 +14,7 @@ pub enum IpProtocol {
     UDP = 0x11,
 }
 
+#[derive(Clone)]
 pub struct IP {
     pub version: u8,
     pub ihl: u8,
@@ -103,9 +105,10 @@ impl IP {
     }
 }
 
+#[derive(Clone)]
 pub enum EtherData {
     ICMP(ICMP),
     TCP(TCP),
     UDP(UDP),
     Unparse(u8, Vec<u8>),
-}
+}
\ No newline at end of file

src/etherparser/packet/tcp.rs

@@ -2,6 +2,7 @@ use crate::etherparser::tools::bits::bit_bool;
 use byteorder::{BigEndian, ReadBytesExt};
 use std::io::{BufRead, Cursor};
 
+#[derive(Clone)]
 pub struct TCP {
     pub src_port: u16,
     pub des_port: u16,
@@ -49,6 +50,8 @@ impl TCP {
     }
 }
 
+
+#[derive(Clone)]
 pub struct TcpFlags {
     pub ns: bool,
     pub cwr: bool,

src/etherparser/packet/udp.rs

@@ -2,6 +2,7 @@ use std::io::{BufRead, Cursor};
 
 use byteorder::{BigEndian, ReadBytesExt};
 
+#[derive(Clone)]
 pub struct UDP {
     pub src_port: u16,
     pub des_port: u16,