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76 lines
2.7 KiB
76 lines
2.7 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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#ifndef SOFT_GATEKEEPER_DEVICE_H_ |
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#define SOFT_GATEKEEPER_DEVICE_H_ |
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#include "SoftGateKeeper.h" |
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#include <memory> |
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using namespace gatekeeper; |
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namespace android { |
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/** |
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* Software based GateKeeper implementation |
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*/ |
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class SoftGateKeeperDevice { |
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public: |
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SoftGateKeeperDevice() { |
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impl_.reset(new SoftGateKeeper()); |
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} |
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// Wrappers to translate the gatekeeper HAL API to the Kegyuard Messages API. |
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/** |
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* Enrolls password_payload, which should be derived from a user selected pin or password, |
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* with the authentication factor private key used only for enrolling authentication |
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* factor data. |
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* |
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* Returns: 0 on success or an error code less than 0 on error. |
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* On error, enrolled_password_handle will not be allocated. |
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*/ |
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int enroll(uint32_t uid, |
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const uint8_t *current_password_handle, uint32_t current_password_handle_length, |
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const uint8_t *current_password, uint32_t current_password_length, |
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const uint8_t *desired_password, uint32_t desired_password_length, |
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uint8_t **enrolled_password_handle, uint32_t *enrolled_password_handle_length); |
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/** |
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* Verifies provided_password matches enrolled_password_handle. |
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* |
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* Implementations of this module may retain the result of this call |
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* to attest to the recency of authentication. |
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* |
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* On success, writes the address of a verification token to auth_token, |
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* usable to attest password verification to other trusted services. Clients |
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* may pass NULL for this value. |
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* |
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* Returns: 0 on success or an error code less than 0 on error |
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* On error, verification token will not be allocated |
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*/ |
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int verify(uint32_t uid, uint64_t challenge, |
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const uint8_t *enrolled_password_handle, uint32_t enrolled_password_handle_length, |
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const uint8_t *provided_password, uint32_t provided_password_length, |
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uint8_t **auth_token, uint32_t *auth_token_length, bool *request_reenroll); |
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private: |
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std::unique_ptr<SoftGateKeeper> impl_; |
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}; |
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} // namespace gatekeeper |
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#endif //SOFT_GATEKEEPER_DEVICE_H_
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