From ff058721e4c614f4b81288bca038fe964edf71d7 Mon Sep 17 00:00:00 2001
From: Patrick <patrick@failmail.dev>
Date: Wed, 25 Dec 2024 11:13:53 +0100
Subject: [PATCH] enumerate interfaces

---
 Cargo.lock  | 228 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |   1 +
 src/main.rs |  12 ++-
 3 files changed, 240 insertions(+), 1 deletion(-)

diff --git a/Cargo.lock b/Cargo.lock
index 2534b10..0ee3747 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,15 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "aho-corasick"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "backtrace"
 version = "0.3.71"
@@ -96,12 +105,27 @@ version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
 
+[[package]]
+name = "glob"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+
 [[package]]
 name = "indenter"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
 
+[[package]]
+name = "ipnetwork"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf466541e9d546596ee94f9f69590f89473455f88372423e0008fc1a7daf100e"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -129,6 +153,12 @@ dependencies = [
  "adler",
 ]
 
+[[package]]
+name = "no-std-net"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43794a0ace135be66a25d3ae77d41b91615fb68ae937f904090203e81f755b65"
+
 [[package]]
 name = "object"
 version = "0.32.2"
@@ -156,11 +186,150 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "915a1e146535de9163f3987b8944ed8cf49a18bb0056bcebcdcece385cece4ff"
 
+[[package]]
+name = "pnet"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "682396b533413cc2e009fbb48aadf93619a149d3e57defba19ff50ce0201bd0d"
+dependencies = [
+ "ipnetwork",
+ "pnet_base",
+ "pnet_datalink",
+ "pnet_packet",
+ "pnet_sys",
+ "pnet_transport",
+]
+
+[[package]]
+name = "pnet_base"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffc190d4067df16af3aba49b3b74c469e611cad6314676eaf1157f31aa0fb2f7"
+dependencies = [
+ "no-std-net",
+]
+
+[[package]]
+name = "pnet_datalink"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e79e70ec0be163102a332e1d2d5586d362ad76b01cec86f830241f2b6452a7b7"
+dependencies = [
+ "ipnetwork",
+ "libc",
+ "pnet_base",
+ "pnet_sys",
+ "winapi",
+]
+
+[[package]]
+name = "pnet_macros"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13325ac86ee1a80a480b0bc8e3d30c25d133616112bb16e86f712dcf8a71c863"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn",
+]
+
+[[package]]
+name = "pnet_macros_support"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eed67a952585d509dd0003049b1fc56b982ac665c8299b124b90ea2bdb3134ab"
+dependencies = [
+ "pnet_base",
+]
+
+[[package]]
+name = "pnet_packet"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c96ebadfab635fcc23036ba30a7d33a80c39e8461b8bd7dc7bb186acb96560f"
+dependencies = [
+ "glob",
+ "pnet_base",
+ "pnet_macros",
+ "pnet_macros_support",
+]
+
+[[package]]
+name = "pnet_sys"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d4643d3d4db6b08741050c2f3afa9a892c4244c085a72fcda93c9c2c9a00f4b"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "pnet_transport"
+version = "0.35.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f604d98bc2a6591cf719b58d3203fd882bdd6bf1db696c4ac97978e9f4776bf"
+dependencies = [
+ "libc",
+ "pnet_base",
+ "pnet_packet",
+ "pnet_sys",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37d3544b3f2748c54e147655edb5025752e2303145b5aefb3c3ea2c78b973bb0"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5b9d34b8991d19d98081b46eacdd8eb58c6f2b201139f7c5f643cc155a633af"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "regex"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
+
 [[package]]
 name = "rust"
 version = "0.1.0"
 dependencies = [
  "color-eyre",
+ "pnet",
  "simple-dns",
 ]
 
@@ -170,6 +339,26 @@ version = "0.1.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f"
 
+[[package]]
+name = "serde"
+version = "1.0.216"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b9781016e935a97e8beecf0c933758c97a5520d32930e460142b4cd80c6338e"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.216"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46f859dbbf73865c6627ed570e78961cd3ac92407a2d117204c49232485da55e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -194,6 +383,17 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "syn"
+version = "2.0.91"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d53cbcb5a243bd33b7858b1d7f4aca2153490815872d86d955d6ea29f743c035"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "thread_local"
 version = "1.1.8"
@@ -245,8 +445,36 @@ dependencies = [
  "tracing-core",
 ]
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"
+
 [[package]]
 name = "valuable"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/Cargo.toml b/Cargo.toml
index 35201a2..b4e18f2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,4 +5,5 @@ edition = "2021"
 
 [dependencies]
 color-eyre = "0.6.3"
+pnet = "0.35.0"
 simple-dns = "0.9.1"
diff --git a/src/main.rs b/src/main.rs
index 924e4c1..40dab1c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,15 +1,25 @@
 const ADDR: Ipv4Addr = Ipv4Addr::new(224, 0, 0, 251);
 use color_eyre::Result;
+use pnet::datalink::interfaces;
 use simple_dns::Packet;
 use std::net::{Ipv4Addr, UdpSocket};
+const IFACE: [&str; 1] = ["lan01"];
 
 fn main() -> Result<()> {
     let socket = UdpSocket::bind((Ipv4Addr::UNSPECIFIED, 5354))?;
     socket.join_multicast_v4(&ADDR, &Ipv4Addr::new(10, 99, 10, 161))?;
     let mut buf = [0; 1024];
+    let interfaces = interfaces();
+    let interfaces = interfaces
+        .iter()
+        .filter(|x| x.is_up() && !x.is_loopback() && !x.ips.is_empty());
+    for i in interfaces {
+        println!("{:?}", i);
+    }
+
     loop {
         match socket.recv(&mut buf) {
-            Ok(rec) => {
+            Ok(_) => {
                 let packet = Packet::parse(&buf)?;
                 println!("{:?}\n", packet);
             }