1 files changed, 17 insertions, 0 deletions
diff --git a/pkix/src/main/java/org/spongycastle/operator/RawContentVerifier.java b/pkix/src/main/java/org/spongycastle/operator/RawContentVerifier.java
new file mode 100644
index 00000000..56bfb47f
--- /dev/null
+++ b/pkix/src/main/java/org/spongycastle/operator/RawContentVerifier.java
@@ -0,0 +1,17 @@
+package org.spongycastle.operator;
+
+/**
+ * Interface for ContentVerifiers that also support raw signatures that can be
+ * verified using the digest of the calculated data.
+ */
+public interface RawContentVerifier
+{
+    /**
+     * Verify that the expected signature value was derived from the passed in digest.
+     *
+     * @param digest digest calculated from the content.
+     * @param expected expected value of the signature
+     * @return true if the expected signature is derived from the digest, false otherwise.
+     */
+    boolean verify(byte[] digest, byte[] expected);
+}