| /* |
| * Copyright 2015 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. |
| */ |
| |
| #pragma once |
| |
| #include "key_factory.h" |
| |
| namespace keymaster { |
| |
| class SoftwareKeyBlobMaker { |
| protected: |
| // make destructor protected so only implementers can destroy instances. |
| virtual ~SoftwareKeyBlobMaker() {} |
| |
| public: |
| /** |
| * CreateKeyBlob takes authorization sets and key material and produces a key blob and hardware |
| * and software authorization lists ready to be returned to the AndroidKeymaster client |
| * (Keystore, generally). The blob must be integrity-checked and may be encrypted, depending |
| * on the needs of the context. |
| */ |
| virtual keymaster_error_t CreateKeyBlob(const AuthorizationSet& key_description, |
| keymaster_key_origin_t origin, |
| const KeymasterKeyBlob& key_material, |
| KeymasterKeyBlob* blob, AuthorizationSet* hw_enforced, |
| AuthorizationSet* sw_enforced) const = 0; |
| }; |
| |
| class SoftKeyFactoryMixin { |
| public: |
| explicit SoftKeyFactoryMixin(const SoftwareKeyBlobMaker& blob_maker) |
| : blob_maker_(blob_maker) {} |
| virtual ~SoftKeyFactoryMixin() {} |
| |
| protected: |
| const SoftwareKeyBlobMaker& blob_maker_; |
| }; |
| |
| } // namespace keymaster |