1 files changed, 13 insertions, 0 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/util/DSAEncoder.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/util/DSAEncoder.java
new file mode 100644
index 000000000..349641dd9
--- /dev/null
+++ b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/util/DSAEncoder.java
@@ -0,0 +1,13 @@
+package org.spongycastle.jcajce.provider.asymmetric.util;
+
+import java.io.IOException;
+import java.math.BigInteger;
+
+public interface DSAEncoder
+{
+    byte[] encode(BigInteger r, BigInteger s)
+        throws IOException;
+
+    BigInteger[] decode(byte[] sig)
+        throws IOException;
+}