53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/*
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* Copyright 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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#pragma once
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#include "key_factory.h"
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namespace keymaster {
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class SoftwareKeyBlobMaker {
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protected:
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// make destructor protected so only implementers can destroy instances.
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virtual ~SoftwareKeyBlobMaker() {}
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public:
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/**
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* CreateKeyBlob takes authorization sets and key material and produces a key blob and hardware
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* and software authorization lists ready to be returned to the AndroidKeymaster client
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* (Keystore, generally). The blob must be integrity-checked and may be encrypted, depending
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* on the needs of the context.
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*/
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virtual keymaster_error_t CreateKeyBlob(const AuthorizationSet& key_description,
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keymaster_key_origin_t origin,
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const KeymasterKeyBlob& key_material,
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KeymasterKeyBlob* blob, AuthorizationSet* hw_enforced,
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AuthorizationSet* sw_enforced) const = 0;
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};
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class SoftKeyFactoryMixin {
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public:
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explicit SoftKeyFactoryMixin(const SoftwareKeyBlobMaker& blob_maker)
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: blob_maker_(blob_maker) {}
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virtual ~SoftKeyFactoryMixin() {}
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protected:
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const SoftwareKeyBlobMaker& blob_maker_;
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};
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} // namespace keymaster
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