diff options
Diffstat (limited to 'ready_se/google/keymint/KM200/Applet/AndroidSEProviderLib/src/com/android/javacard/seprovider/KMECDeviceUniqueKeyPair.java')
-rw-r--r-- | ready_se/google/keymint/KM200/Applet/AndroidSEProviderLib/src/com/android/javacard/seprovider/KMECDeviceUniqueKeyPair.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/ready_se/google/keymint/KM200/Applet/AndroidSEProviderLib/src/com/android/javacard/seprovider/KMECDeviceUniqueKeyPair.java b/ready_se/google/keymint/KM200/Applet/AndroidSEProviderLib/src/com/android/javacard/seprovider/KMECDeviceUniqueKeyPair.java new file mode 100644 index 0000000..0e430a3 --- /dev/null +++ b/ready_se/google/keymint/KM200/Applet/AndroidSEProviderLib/src/com/android/javacard/seprovider/KMECDeviceUniqueKeyPair.java @@ -0,0 +1,55 @@ +/* + * Copyright(C) 2021 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" (short)0IS, + * 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 com.android.javacard.seprovider; + +import javacard.security.ECPublicKey; +import javacard.security.KeyPair; +import org.globalplatform.upgrade.Element; + +/** This is a wrapper class for KeyPair. */ +public class KMECDeviceUniqueKeyPair implements KMKey { + + public KeyPair ecKeyPair; + + @Override + public short getPublicKey(byte[] buf, short offset) { + ECPublicKey publicKey = (ECPublicKey) ecKeyPair.getPublic(); + return publicKey.getW(buf, offset); + } + + public KMECDeviceUniqueKeyPair(KeyPair ecPair) { + ecKeyPair = ecPair; + } + + public static void onSave(Element element, KMECDeviceUniqueKeyPair kmKey) { + element.write(kmKey.ecKeyPair); + } + + public static KMECDeviceUniqueKeyPair onRestore(KeyPair ecKey) { + if (ecKey == null) { + return null; + } + return new KMECDeviceUniqueKeyPair(ecKey); + } + + public static short getBackupPrimitiveByteCount() { + return (short) 0; + } + + public static short getBackupObjectCount() { + return (short) 1; + } +} |