From 98a1de91a2dae06323558422c239e5a45fc86e7b Mon Sep 17 00:00:00 2001
From: hozan23 <hozan23@proton.me>
Date: Tue, 28 Nov 2023 22:41:33 +0300
Subject: implement TLS for inbound and outbound connections

---
 p2p/src/routing_table/mod.rs | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

(limited to 'p2p/src/routing_table/mod.rs')

diff --git a/p2p/src/routing_table/mod.rs b/p2p/src/routing_table/mod.rs
index 5277c0a..cfc3128 100644
--- a/p2p/src/routing_table/mod.rs
+++ b/p2p/src/routing_table/mod.rs
@@ -1,5 +1,8 @@
+use std::net::IpAddr;
+
 mod bucket;
 mod entry;
+
 pub use bucket::{
     Bucket, BucketEntry, EntryStatusFlag, CONNECTED_ENTRY, DISCONNECTED_ENTRY, INCOMPATIBLE_ENTRY,
     PENDING_ENTRY, UNREACHABLE_ENTRY, UNSTABLE_ENTRY,
@@ -8,7 +11,7 @@ pub use entry::{xor_distance, Entry, Key};
 
 use rand::{rngs::OsRng, seq::SliceRandom};
 
-use crate::utils::subnet_match;
+use karyons_net::Addr;
 
 use bucket::BUCKET_SIZE;
 use entry::KEY_SIZE;
@@ -262,6 +265,20 @@ impl RoutingTable {
     }
 }
 
+/// Check if two addresses belong to the same subnet.
+pub fn subnet_match(addr: &Addr, other_addr: &Addr) -> bool {
+    match (addr, other_addr) {
+        (Addr::Ip(IpAddr::V4(ip)), Addr::Ip(IpAddr::V4(other_ip))) => {
+            // TODO: Consider moving this to a different place
+            if other_ip.is_loopback() && ip.is_loopback() {
+                return false;
+            }
+            ip.octets()[0..3] == other_ip.octets()[0..3]
+        }
+        _ => false,
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::bucket::ALL_ENTRY;
-- 
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