1 files changed, 51 insertions, 0 deletions
diff --git a/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2Parameters.java b/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2Parameters.java
new file mode 100644
index 00000000..11eae2e0
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/pqc/crypto/mceliece/McElieceCCA2Parameters.java
@@ -0,0 +1,51 @@
+package org.spongycastle.pqc.crypto.mceliece;
+
+
+import org.spongycastle.crypto.Digest;
+import org.spongycastle.crypto.digests.SHA256Digest;
+
+/**
+ * This class provides a specification for the parameters of the CCA2-secure
+ * variants of the McEliece PKCS that are used with
+ * {@link McElieceFujisakiCipher}, {@link McElieceKobaraImaiCipher}, and
+ * {@link McEliecePointchevalCipher}.
+ *
+ * @see McElieceFujisakiCipher
+ * @see McElieceKobaraImaiCipher
+ * @see McEliecePointchevalCipher
+ */
+public class McElieceCCA2Parameters
+    extends McElieceParameters
+{
+
+
+    public Digest digest;
+
+
+    /**
+     * Construct the default parameters.
+     * The default message digest is SHA256.
+     */
+    public McElieceCCA2Parameters()
+    {
+        this.digest = new SHA256Digest();
+    }
+
+    public McElieceCCA2Parameters(int m, int t)
+    {
+        super(m, t);
+        this.digest = new SHA256Digest();
+    }
+
+    public McElieceCCA2Parameters(Digest digest)
+    {
+        this.digest = digest;
+    }
+
+    public Digest getDigest()
+    {
+        return this.digest;
+    }
+
+
+}