63 lines
2 KiB
C++
63 lines
2 KiB
C++
/*
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* Copyright 2014 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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#ifndef SYSTEM_KEYMASTER_KEY_H_
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#define SYSTEM_KEYMASTER_KEY_H_
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#include <keymaster/UniquePtr.h>
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#include <hardware/keymaster_defs.h>
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#include <keymaster/android_keymaster_utils.h>
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#include <keymaster/authorization_set.h>
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#include <keymaster/keymaster_context.h>
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namespace keymaster {
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class Key {
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public:
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virtual ~Key() {}
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/**
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* Return a copy of raw key material, in the specified format.
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*/
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virtual keymaster_error_t formatted_key_material(keymaster_key_format_t format,
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UniquePtr<uint8_t[]>* material,
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size_t* size) const = 0;
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/**
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* Generate an attestation certificate chain.
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*/
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virtual keymaster_error_t GenerateAttestation(
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const KeymasterContext& /* context */, const AuthorizationSet& /* attest_params */,
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const AuthorizationSet& /* tee_enforced */, const AuthorizationSet& /* sw_enforced */,
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keymaster_cert_chain_t* /* certificate_chain */) const {
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return KM_ERROR_INCOMPATIBLE_ALGORITHM;
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}
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const AuthorizationSet& authorizations() const { return authorizations_; }
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protected:
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Key(const AuthorizationSet& hw_enforced, const AuthorizationSet& sw_enforced,
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keymaster_error_t* error);
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private:
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AuthorizationSet authorizations_;
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};
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} // namespace keymaster
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#endif // SYSTEM_KEYMASTER_KEY_H_
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