| /* |
| * Copyright (C) 2020 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.hardware.security.keymint; |
| |
| import android.hardware.security.keymint.KeyParameter; |
| import android.hardware.security.keymint.SecurityLevel; |
| |
| /** |
| * KeyCharacteristics defines the attributes of a key that are enforced by KeyMint, and the security |
| * level (see SecurityLevel.aidl) of that enforcement. |
| * |
| * The `generateKey` `importKey` and `importWrappedKey` methods each return an array of |
| * KeyCharacteristics, specifying the security levels of enforcement and the authorizations |
| * enforced. Note that enforcement at a given security level means that the semantics of the tag |
| * and value are fully enforced. See the definition of individual tags for specifications of what |
| * must be enforced. |
| */ |
| @VintfStability |
| parcelable KeyCharacteristics { |
| SecurityLevel securityLevel; |
| KeyParameter[] authorizations; |
| } |