From dd0659dfbbd7658895155d937a24f39179d665fa Mon Sep 17 00:00:00 2001
From: Alexandru Vasile <alexandru.vasile@parity.io>
Date: Wed, 21 Aug 2024 18:48:56 +0300
Subject: [PATCH] crypto/noise: Generate keypair only for Curve25519

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>
---
 src/crypto/noise/protocol.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/crypto/noise/protocol.rs b/src/crypto/noise/protocol.rs
index ce745f35..59e95ecc 100644
--- a/src/crypto/noise/protocol.rs
+++ b/src/crypto/noise/protocol.rs
@@ -75,8 +75,12 @@ impl snow::resolvers::CryptoResolver for Resolver {
         Some(Box::new(Rng(rand::rngs::StdRng::from_entropy())))
     }
 
-    fn resolve_dh(&self, _: &snow::params::DHChoice) -> Option<Box<dyn snow::types::Dh>> {
-        Some(Box::new(Keypair::<x25519_spec::X25519Spec>::default()))
+    fn resolve_dh(&self, choice: &snow::params::DHChoice) -> Option<Box<dyn snow::types::Dh>> {
+        if let snow::params::DHChoice::Curve25519 = choice {
+            Some(Box::new(Keypair::<x25519_spec::X25519Spec>::default()))
+        } else {
+            None
+        }
     }
 
     fn resolve_hash(