From af0d286549e42f3072810678d13bd6b8476689f7 Mon Sep 17 00:00:00 2001
From: Aaron Kaiser <a_kaiser@posteo.de>
Date: Mon, 27 Oct 2025 13:53:16 +0100
Subject: [PATCH] hardcode path

---
 src/x25519.rs | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/x25519.rs b/src/x25519.rs
index d91e323..854ec1e 100644
--- a/src/x25519.rs
+++ b/src/x25519.rs
@@ -2,13 +2,17 @@ pub use shared_memory_heap::sharedptr::SharedPtr;
 
 use crate::agent::Agent;
 use std::{
-    ops::Deref, path::Path, sync::{LazyLock, Mutex}
+    ops::Deref,
+    path::Path,
+    sync::{LazyLock, Mutex},
 };
 
 static X25519AGENT: LazyLock<Mutex<Agent>> = LazyLock::new(|| {
-    let agent_path = std::env::var("X25519_AGENT_PATH").expect("X25519_AGENT_PATH environment variable missing");
-    let keyfile_path = std::env::var("X25519_KEYFILE").expect("X25519_KEYFILE environment variable missing");
-    let agent = unsafe { Agent::new(Path::new(&agent_path), Path::new(&keyfile_path)).expect("Agent failed to start") };
+    let agent_path = "agent_harness";
+    let keyfile_path = "/etc/x25519-agent/keyfile";
+    let agent = unsafe {
+        Agent::new(Path::new(&agent_path), Path::new(&keyfile_path)).expect("Agent failed to start")
+    };
     Mutex::new(agent)
 });
 
@@ -61,7 +65,7 @@ impl Deref for X25519SharedKey {
 
 pub fn x25519_keygen() -> (X25519PrivKey, X25519PubKey) {
     let sk = X25519PrivKey(SharedPtr::new(8).unwrap());
-    let pk = X25519PubKey(SharedPtr::new(32).unwrap()); 
+    let pk = X25519PubKey(SharedPtr::new(32).unwrap());
 
     let mut agent = X25519AGENT.lock().unwrap();
 
@@ -94,7 +98,10 @@ pub fn x25519(sk: &X25519PrivKey, pk: &X25519PubKey) -> X25519SharedKey {
     let mut agent = X25519AGENT.lock().unwrap();
 
     unsafe {
-        agent.perform_ipc_call(2, &[out.0.get_offset(), sk.0.get_offset(), pk.0.get_offset()]);
+        agent.perform_ipc_call(
+            2,
+            &[out.0.get_offset(), sk.0.get_offset(), pk.0.get_offset()],
+        );
     }
 
     drop(agent);