95 lines
3.1 KiB
C++
95 lines
3.1 KiB
C++
/*
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* Copyright (C) 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 PROCESS_INFO_INTERFACE_H_
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#define PROCESS_INFO_INTERFACE_H_
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#include <vector>
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#include <utils/RefBase.h>
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namespace android {
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struct ProcessInfoInterface : public RefBase {
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/*
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* Gets the priority of the process (with given pid) as oom score.
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*
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* @param[in] pid pid of the process.
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* @param[out] priority of the process.
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*
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* @return true for successful return and false otherwise.
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*/
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virtual bool getPriority(int pid, int* priority) = 0;
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/*
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* Check whether the given pid is trusted or not.
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*
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* @param[in] pid pid of the process.
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*
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* @return true for trusted process and false otherwise.
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*/
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virtual bool isPidTrusted(int pid) = 0;
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/*
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* Check whether the given pid and uid is trusted or not.
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*
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* @param[in] pid pid of the process.
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* @param[in] uid uid of the process.
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*
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* @return true for trusted process and false otherwise.
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*/
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virtual bool isPidUidTrusted(int pid, int uid) = 0;
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/*
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* Override process state and oom score of the pid.
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*
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* @param[in] pid pid of the process.
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* @param[in] procState new state of the process to override with.
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* @param[in] oomScore new oom score of the process to override with.
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*
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* @return true upon success and false otherwise.
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*/
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virtual bool overrideProcessInfo(int pid, int procState, int oomScore) = 0;
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/*
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* Remove the override info of the given process.
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*
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* @param[in] pid pid of the process.
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*/
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virtual void removeProcessInfoOverride(int pid) = 0;
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/*
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* Checks whether the list of processes with given pids exist or not.
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*
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* @param[in] pids List of pids for which to check whether they are Existent or not.
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* @param[out] existent boolean vector corresponds to Existent state of each pids.
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*
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* @return true for successful return and false otherwise.
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* On successful return:
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* - existent[i] true corresponds to pids[i] still active and
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* - existent[i] false corresponds to pids[i] already terminated (Nonexistent)
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* On unsuccessful return, the output argument existent is invalid.
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*/
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virtual bool checkProcessExistent(const std::vector<int32_t>& pids,
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std::vector<bool>* existent) {
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// A default implementation.
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(void)pids;
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(void)existent;
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return false;
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}
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protected:
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virtual ~ProcessInfoInterface() {}
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};
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} // namespace android
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#endif // PROCESS_INFO_INTERFACE_H_
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