9cfc428a24
This propagates the concept that 0 is an invalid crypto operation handle to the outside of AndroidKeyStore abstraction. Bug: 20864436 Change-Id: I1e5abb66c5d41d8fc32aac44372495a708c2b6e2
32 lines
971 B
Java
32 lines
971 B
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.security;
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/**
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* Cryptographic operation backed by {@link KeyStore}.
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*
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* @hide
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*/
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public interface KeyStoreCryptoOperation {
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/**
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* Gets the KeyStore operation handle of this crypto operation.
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*
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* @return handle or {@code 0} if the KeyStore operation is not in progress.
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*/
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long getOperationHandle();
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}
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