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79 lines
3.2 KiB
79 lines
3.2 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 UPDATE_ENGINE_SERVICE_DELEGATE_ANDROID_INTERFACE_H_ |
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#define UPDATE_ENGINE_SERVICE_DELEGATE_ANDROID_INTERFACE_H_ |
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#include <inttypes.h> |
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#include <string> |
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#include <vector> |
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#include <brillo/errors/error.h> |
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namespace chromeos_update_engine { |
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// This class defines the interface exposed by the Android version of the |
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// daemon service. This interface only includes the method calls that such |
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// daemon exposes. For asynchronous events initiated by a class implementing |
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// this interface see the ServiceObserverInterface class. |
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class ServiceDelegateAndroidInterface { |
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public: |
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virtual ~ServiceDelegateAndroidInterface() = default; |
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// Start an update attempt to download an apply the provided |payload_url| if |
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// no other update is running. The extra |key_value_pair_headers| will be |
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// included when fetching the payload. Returns whether the update was started |
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// successfully, which means that no other update was running and the passed |
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// parameters were correct, but not necessarily that the update finished |
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// correctly. |
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virtual bool ApplyPayload( |
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const std::string& payload_url, |
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int64_t payload_offset, |
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int64_t payload_size, |
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const std::vector<std::string>& key_value_pair_headers, |
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brillo::ErrorPtr* error) = 0; |
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// Suspend an ongoing update. Returns true if there was an update ongoing and |
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// it was suspended. In case of failure, it returns false and sets |error| |
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// accordingly. |
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virtual bool SuspendUpdate(brillo::ErrorPtr* error) = 0; |
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// Resumes an update suspended with SuspendUpdate(). The update can't be |
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// suspended after it finished and this method will fail in that case. |
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// Returns whether the resume operation was successful, which only implies |
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// that there was a suspended update. In case of error, returns false and sets |
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// |error| accordingly. |
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virtual bool ResumeUpdate(brillo::ErrorPtr* error) = 0; |
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// Cancel the ongoing update. The update could be running or suspended, but it |
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// can't be canceled after it was done. In case of error, returns false and |
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// sets |error| accordingly. |
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virtual bool CancelUpdate(brillo::ErrorPtr* error) = 0; |
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// Reset the already applied update back to an idle state. This method can |
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// only be called when no update attempt is going on, and it will reset the |
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// status back to idle, deleting the currently applied update if any. In case |
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// of error, returns false and sets |error| accordingly. |
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virtual bool ResetStatus(brillo::ErrorPtr* error) = 0; |
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protected: |
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ServiceDelegateAndroidInterface() = default; |
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}; |
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} // namespace chromeos_update_engine |
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#endif // UPDATE_ENGINE_SERVICE_DELEGATE_ANDROID_INTERFACE_H_
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