--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/src/main/java/ch/ethz/ssh2/AuthAgentCallback.java	Thu Dec 03 11:23:55 2015 -0800
@@ -0,0 +1,64 @@
+package ch.ethz.ssh2;
+
+import java.security.KeyPair;
+import java.util.Map;
+
+/**
+ * AuthAgentCallback.
+ *
+ * @author Kenny Root
+ * @version $Id$
+ */
+public interface AuthAgentCallback {
+
+    /**
+     * @return array of blobs containing the OpenSSH-format encoded public keys
+     */
+    Map<String, byte[]> retrieveIdentities();
+
+    /**
+     * @param pair A <code>RSAPrivateKey</code> or <code>DSAPrivateKey</code> or <code>ECPrivateKey</code>
+     *            containing a DSA or RSA or EC private key of
+     *            the user in standard java key format.
+     * @param comment comment associated with this key
+     * @param confirmUse whether to prompt before using this key
+     * @param lifetime lifetime in seconds for key to be remembered
+     * @return success or failure
+     */
+    boolean addIdentity(KeyPair pair, String comment, boolean confirmUse, int lifetime);
+
+    /**
+     * @param publicKey byte blob containing the OpenSSH-format encoded public key
+     * @return success or failure
+     */
+    boolean removeIdentity(byte[] publicKey);
+
+    /**
+     * @return success or failure
+     */
+    boolean removeAllIdentities();
+
+    /**
+     * @param publicKey byte blob containing the OpenSSH-format encoded public key
+     * @return A <code>RSAPrivateKey</code> or <code>DSAPrivateKey</code>
+     *         containing a DSA or RSA or EC private key of
+     *         the user in standard java key format.
+     */
+    KeyPair getKeyPair(byte[] publicKey);
+
+    /**
+     * @return
+     */
+    boolean isAgentLocked();
+
+    /**
+     * @param lockPassphrase
+     */
+    boolean setAgentLock(String lockPassphrase);
+
+    /**
+     * @param unlockPassphrase
+     * @return
+     */
+    boolean requestAgentUnlock(String unlockPassphrase);
+}