Allow for input_data on finish.

This additional input will be unused for now, but future changes are
expected to utilize it.

Test: Keystore CTS Tests
Change-Id: I5c388032e3710e3825bdb06b26443a5ae2c034a3

1 files changed, 15 insertions, 4 deletions

diff --git a/keystore/java/android/security/KeyStore.java b/keystore/java/android/security/KeyStore.java
index 646aa13664c4..b6f525042713 100644
--- a/keystore/java/android/security/KeyStore.java
+++ b/keystore/java/android/security/KeyStore.java
@@ -922,15 +922,26 @@ public class KeyStore {
         }
     }
 
-    public OperationResult finish(IBinder token, KeymasterArguments arguments, byte[] signature,
-            byte[] entropy) {
+    /**
+     * Android KeyStore finish operation.
+     *
+     * @param token Authentication token.
+     * @param arguments Keymaster arguments
+     * @param input Optional additional input data.
+     * @param signature Optional signature to be verified.
+     * @param entropy Optional additional entropy
+     * @return OperationResult that will indicate success or error of the operation.
+     */
+    public OperationResult finish(IBinder token, KeymasterArguments arguments, byte[] input,
+            byte[] signature, byte[] entropy) {
         OperationPromise promise = new OperationPromise();
         try {
             mBinder.asBinder().linkToDeath(promise, 0);
             arguments = arguments != null ? arguments : new KeymasterArguments();
             entropy = entropy != null ? entropy : new byte[0];
+            input = input != null ? input : new byte[0];
             signature = signature != null ? signature : new byte[0];
-            int errorCode = mBinder.finish(promise, token, arguments, signature, entropy);
+            int errorCode = mBinder.finish(promise, token, arguments, input, signature, entropy);
             if (errorCode == NO_ERROR) {
                 return promise.getFuture().get();
             } else {
@@ -948,7 +959,7 @@ public class KeyStore {
     }
 
     public OperationResult finish(IBinder token, KeymasterArguments arguments, byte[] signature) {
-        return finish(token, arguments, signature, null);
+        return finish(token, arguments, null, signature, null);
     }
 
     private class KeystoreResultPromise