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55 lines
1.9 KiB
55 lines
1.9 KiB
/*
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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 <keymaster/key_factory.h>
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namespace keymaster {
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class KeymasterContext;
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/**
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* Abstract base for KeyFactories that handle asymmetric keys.
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*/
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class AsymmetricKey;
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class AsymmetricKeyFactory : public KeyFactory {
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public:
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explicit AsymmetricKeyFactory(const KeymasterContext& context) : context_(context) {}
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keymaster_error_t LoadKey(KeymasterKeyBlob&& key_material,
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const AuthorizationSet& additional_params,
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AuthorizationSet&& hw_enforced, //
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AuthorizationSet&& sw_enforced, //
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UniquePtr<Key>* key) const override;
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virtual keymaster_error_t CreateEmptyKey(AuthorizationSet&& hw_enforced,
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AuthorizationSet&& sw_enforced,
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UniquePtr<AsymmetricKey>* key) const = 0;
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virtual keymaster_algorithm_t keymaster_key_type() const = 0;
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virtual int evp_key_type() const = 0;
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virtual const keymaster_key_format_t*
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SupportedImportFormats(size_t* format_count) const override;
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virtual const keymaster_key_format_t*
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SupportedExportFormats(size_t* format_count) const override;
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protected:
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const KeymasterContext& context_;
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};
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} // namespace keymaster
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