1 files changed, 22 insertions, 0 deletions
diff --git a/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAAsymmetricKeyUnwrapper.java b/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAAsymmetricKeyUnwrapper.java
new file mode 100644
index 000000000..997623534
--- /dev/null
+++ b/libraries/spongycastle/pkix/src/main/java/org/spongycastle/operator/bc/BcRSAAsymmetricKeyUnwrapper.java
@@ -0,0 +1,22 @@
+package org.spongycastle.operator.bc;
+
+import org.spongycastle.asn1.ASN1ObjectIdentifier;
+import org.spongycastle.asn1.x509.AlgorithmIdentifier;
+import org.spongycastle.crypto.AsymmetricBlockCipher;
+import org.spongycastle.crypto.encodings.PKCS1Encoding;
+import org.spongycastle.crypto.engines.RSAEngine;
+import org.spongycastle.crypto.params.AsymmetricKeyParameter;
+
+public class BcRSAAsymmetricKeyUnwrapper
+    extends BcAsymmetricKeyUnwrapper
+{
+    public BcRSAAsymmetricKeyUnwrapper(AlgorithmIdentifier encAlgId, AsymmetricKeyParameter privateKey)
+    {
+        super(encAlgId, privateKey);
+    }
+
+    protected AsymmetricBlockCipher createAsymmetricUnwrapper(ASN1ObjectIdentifier algorithm)
+    {
+        return new PKCS1Encoding(new RSAEngine());
+    }
+}