Add exception types for AndroidKeyStore key validity issues.

Bug: 18088752
Change-Id: I7494cb6a793e2b57bb849a4253bba2803778c161

4 files changed, 115 insertions, 0 deletions

diff --git a/keystore/java/android/security/KeyExpiredException.java b/keystore/java/android/security/KeyExpiredException.java
new file mode 100644
index 0000000..35a5acc
--- /dev/null
+++ b/keystore/java/android/security/KeyExpiredException.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.security;
+
+/**
+ * Indicates that a cryptographic operation failed because the employed key's validity end date
+ * is in the past.
+ *
+ * @hide
+ */
+public class KeyExpiredException extends CryptoOperationException {
+
+    /**
+     * Constructs a new {@code KeyExpiredException} without detail message and cause.
+     */
+    public KeyExpiredException() {
+        super("Key expired");
+    }
+
+    /**
+     * Constructs a new {@code KeyExpiredException} with the provided detail message and no cause.
+     */
+    public KeyExpiredException(String message) {
+        super(message);
+    }
+
+    /**
+     * Constructs a new {@code KeyExpiredException} with the provided detail message and cause.
+     */
+    public KeyExpiredException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/keystore/java/android/security/KeyNotYetValidException.java b/keystore/java/android/security/KeyNotYetValidException.java
new file mode 100644
index 0000000..f1c2cac
--- /dev/null
+++ b/keystore/java/android/security/KeyNotYetValidException.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.security;
+
+/**
+ * Indicates that a cryptographic operation failed because the employed key's validity start date
+ * is in the future.
+ *
+ * @hide
+ */
+public class KeyNotYetValidException extends CryptoOperationException {
+
+    /**
+     * Constructs a new {@code KeyNotYetValidException} without detail message and cause.
+     */
+    public KeyNotYetValidException() {
+        super("Key not yet valid");
+    }
+
+    /**
+     * Constructs a new {@code KeyNotYetValidException} with the provided detail message and no
+     * cause.
+     */
+    public KeyNotYetValidException(String message) {
+        super(message);
+    }
+
+    /**
+     * Constructs a new {@code KeyNotYetValidException} with the provided detail message and cause.
+     */
+    public KeyNotYetValidException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/keystore/java/android/security/KeymasterUtils.java b/keystore/java/android/security/KeymasterUtils.java
index 2645cf4..c426a34 100644
--- a/keystore/java/android/security/KeymasterUtils.java
+++ b/keystore/java/android/security/KeymasterUtils.java
@@ -44,6 +44,10 @@ public abstract class KeymasterUtils {
 
     public static CryptoOperationException getCryptoOperationException(KeymasterException e) {
         switch (e.getErrorCode()) {
+            case KeymasterDefs.KM_ERROR_KEY_EXPIRED:
+                return new KeyExpiredException();
+            case KeymasterDefs.KM_ERROR_KEY_NOT_YET_VALID:
+                return new KeyNotYetValidException();
             case KeymasterDefs.KM_ERROR_KEY_USER_NOT_AUTHENTICATED:
                 return new UserNotAuthenticatedException();
             default:
diff --git a/keystore/java/android/security/UserNotAuthenticatedException.java b/keystore/java/android/security/UserNotAuthenticatedException.java
index b45817c..e6342ef 100644
--- a/keystore/java/android/security/UserNotAuthenticatedException.java
+++ b/keystore/java/android/security/UserNotAuthenticatedException.java
@@ -23,11 +23,27 @@ package android.security;
  * @hide
  */
 public class UserNotAuthenticatedException extends CryptoOperationException {
+
+    /**
+     * Constructs a new {@code UserNotAuthenticatedException} without detail message and cause.
+     */
     public UserNotAuthenticatedException() {
         super("User not authenticated");
     }
 
+    /**
+     * Constructs a new {@code UserNotAuthenticatedException} with the provided detail message and
+     * no cause.
+     */
     public UserNotAuthenticatedException(String message) {
         super(message);
     }
+
+    /**
+     * Constructs a new {@code UserNotAuthenticatedException} with the provided detail message and
+     * cause.
+     */
+    public UserNotAuthenticatedException(String message, Throwable cause) {
+        super(message, cause);
+    }
 }