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62 lines
2.1 KiB
62 lines
2.1 KiB
/* |
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* Copyright (C) 2016 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 KEYSTORE_KEYSTORE_ATTESTATION_ID_H_ |
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#define KEYSTORE_KEYSTORE_ATTESTATION_ID_H_ |
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#include <utils/Errors.h> |
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#include <vector> |
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namespace android { |
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namespace security { |
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template <typename T> class StatusOr { |
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public: |
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StatusOr(const status_t error) : _status(error), _value() {} |
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StatusOr(const T& value) : _status(NO_ERROR), _value(value) {} |
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StatusOr(T&& value) : _status(NO_ERROR), _value(value) {} |
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operator const T&() const { return _value; } |
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operator T&() { return _value; } |
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operator T &&() && { return std::move(_value); } |
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bool isOk() const { return NO_ERROR == _status; } |
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::android::status_t status() const { return _status; } |
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const T& value() const & { return _value; } |
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T& value() & { return _value; } |
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T&& value() && { return std::move(_value); } |
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private: |
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::android::status_t _status; |
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T _value; |
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}; |
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/** |
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* Gathers the attestation id for the application determined by uid by querying the package manager |
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* As of this writing uids can be shared in android, which is why the asn.1 encoded attestation |
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* application id may contain more than one package info followed by a set of digests of the |
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* packages signing certificates. |
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* |
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* @returns the asn.1 encoded attestation application id or an error code. Check the result with |
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* .isOk() before accessing. |
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*/ |
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StatusOr<std::vector<uint8_t>> gather_attestation_application_id(uid_t uid); |
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} // namespace security |
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} // namespace android |
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#endif // KEYSTORE_KEYSTORE_ATTESTATION_ID_H_
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