Merge pull request #48 from RustCrypto/ml-kem/make-encapsulation-key-…

…pub-fn

ml-kem: make `DecapsulationKey::encapsulation_key` a `pub fn`

ml-kem/src/kem.rs

@@ -100,16 +100,17 @@ impl<P> DecapsulationKey<P>
 where
     P: KemParams,
 {
+    /// Get the [`EncapsulationKey`] which corresponds to this [`DecapsulationKey`].
+    pub fn encapsulation_key(&self) -> &EncapsulationKey<P> {
+        &self.ek
+    }
+
     pub(crate) fn generate(rng: &mut impl CryptoRngCore) -> Self {
         let d: B32 = rand(rng);
         let z: B32 = rand(rng);
         Self::generate_deterministic(&d, &z)
     }
 
-    pub(crate) fn encapsulation_key(&self) -> &EncapsulationKey<P> {
-        &self.ek
-    }
-
     #[must_use]
     #[allow(clippy::similar_names)] // allow dk_pke, ek_pke, following the spec
     pub(crate) fn generate_deterministic(d: &B32, z: &B32) -> Self {