1 files changed, 88 insertions, 0 deletions
diff --git a/prov/src/main/java/org/spongycastle/pqc/jcajce/spec/McElieceCCA2PublicKeySpec.java b/prov/src/main/java/org/spongycastle/pqc/jcajce/spec/McElieceCCA2PublicKeySpec.java
new file mode 100644
index 00000000..d5eb49ca
--- /dev/null
+++ b/prov/src/main/java/org/spongycastle/pqc/jcajce/spec/McElieceCCA2PublicKeySpec.java
@@ -0,0 +1,88 @@
+package org.spongycastle.pqc.jcajce.spec;
+
+import java.security.spec.KeySpec;
+
+import org.spongycastle.pqc.math.linearalgebra.GF2Matrix;
+
+
+/**
+ * This class provides a specification for a McEliece CCA2 public key.
+ *
+ * @see org.spongycastle.pqc.jcajce.provider.mceliece.BCMcElieceCCA2PublicKey
+ */
+public class McElieceCCA2PublicKeySpec
+    implements KeySpec
+{
+
+    // the OID of the algorithm
+    private String oid;
+
+    // the length of the code
+    private int n;
+
+    // the error correction capability of the code
+    private int t;
+
+    // the generator matrix
+    private GF2Matrix matrixG;
+
+    /**
+     * Constructor.
+     *
+     * @param n      length of the code
+     * @param t      error correction capability
+     * @param matrix generator matrix
+     */
+    public McElieceCCA2PublicKeySpec(String oid, int n, int t, GF2Matrix matrix)
+    {
+        this.oid = oid;
+        this.n = n;
+        this.t = t;
+        this.matrixG = new GF2Matrix(matrix);
+    }
+
+    /**
+     * Constructor (used by {@link org.spongycastle.pqc.jcajce.provider.mceliece.McElieceKeyFactorySpi}).
+     *
+     * @param n         length of the code
+     * @param t         error correction capability of the code
+     * @param encMatrix encoded generator matrix
+     */
+    public McElieceCCA2PublicKeySpec(String oid, int n, int t, byte[] encMatrix)
+    {
+        this.oid = oid;
+        this.n = n;
+        this.t = t;
+        this.matrixG = new GF2Matrix(encMatrix);
+    }
+
+    /**
+     * @return the length of the code
+     */
+    public int getN()
+    {
+        return n;
+    }
+
+    /**
+     * @return the error correction capability of the code
+     */
+    public int getT()
+    {
+        return t;
+    }
+
+    /**
+     * @return the generator matrix
+     */
+    public GF2Matrix getMatrixG()
+    {
+        return matrixG;
+    }
+
+    public String getOIDString()
+    {
+        return oid;
+
+    }
+}