81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
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/*
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* Copyright (C) 2011 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 __DIAG_THREAD_H__
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#define __DIAG_THREAD_H__
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#include <utils/List.h>
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#include <utils/threads.h>
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namespace android {
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class CommonClock;
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class LocalClock;
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class DiagThread : public Thread {
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public:
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DiagThread(CommonClock* common_clock, LocalClock* local_clock);
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~DiagThread();
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status_t startWorkThread();
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void stopWorkThread();
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virtual bool threadLoop();
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void pushDisciplineEvent(int64_t observed_local_time,
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int64_t observed_common_time,
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int64_t nominal_common_time,
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int32_t total_correction,
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int32_t P_correction,
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int32_t I_correction,
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int32_t D_correction);
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private:
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typedef struct {
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int64_t event_id;
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int64_t action_local_time;
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int64_t action_common_time;
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int64_t observed_local_time;
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int64_t observed_common_time;
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int64_t nominal_common_time;
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int32_t total_correction;
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int32_t P_correction;
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int32_t I_correction;
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int32_t D_correction;
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} DisciplineEventRecord;
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bool openListenSocket();
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void cleanupListenSocket();
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void cleanupDataSocket();
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void resetLogIDs();
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CommonClock* common_clock_;
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LocalClock* local_clock_;
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int listen_fd_;
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int data_fd_;
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int64_t kernel_logID_basis_;
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bool kernel_logID_basis_known_;
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static const size_t kMaxDisciplineLogSize = 16;
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Mutex discipline_log_lock_;
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List<DisciplineEventRecord> discipline_log_;
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int64_t discipline_log_ID_;
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};
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} // namespace android
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#endif //__ DIAG_THREAD_H__
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