feat: add mlkem encap

src/mlkem.rs

@@ -81,3 +81,16 @@ pub fn mlkem_keygen() -> (MLKEMPrivKey, MLKEMPubKey) {
 
     (sk, pk)
 }
+
+pub fn mlkem_encap(pk: &MLKEMPubKey) -> (MLKEMCiphertext, MLKEMSharedKey) {
+    let ct = MLKEMCiphertext(SharedPtr::<1088>::new().unwrap());
+    let ss = MLKEMSharedKey(SharedPtr::<32>::new().unwrap());
+
+    let mut agent = MLKEMAGENT.lock().unwrap();
+
+    unsafe {
+        agent.perform_ipc_call(1, &[ct.0.get_offset(), ss.0.get_offset(), pk.0.get_offset()]);
+    }
+
+    (ct, ss)
+}