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Diffstat (limited to 'libs/common_time/diag_thread.h')
-rw-r--r-- | libs/common_time/diag_thread.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/libs/common_time/diag_thread.h b/libs/common_time/diag_thread.h new file mode 100644 index 0000000..c630e0d --- /dev/null +++ b/libs/common_time/diag_thread.h @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2011 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __DIAG_THREAD_H__ +#define __DIAG_THREAD_H__ + +#include <utils/List.h> +#include <utils/threads.h> + +namespace android { + +class CommonClock; +class LocalClock; + +class DiagThread : public Thread { + public: + DiagThread(CommonClock* common_clock, LocalClock* local_clock); + ~DiagThread(); + + status_t startWorkThread(); + void stopWorkThread(); + virtual bool threadLoop(); + + void pushDisciplineEvent(int64_t observed_local_time, + int64_t observed_common_time, + int64_t nominal_common_time, + int32_t total_correction, + int32_t rtt); + + private: + typedef struct { + int64_t event_id; + int64_t action_local_time; + int64_t action_common_time; + int64_t observed_local_time; + int64_t observed_common_time; + int64_t nominal_common_time; + int32_t total_correction; + int32_t rtt; + } DisciplineEventRecord; + + bool openListenSocket(); + void cleanupListenSocket(); + void cleanupDataSocket(); + void resetLogIDs(); + + CommonClock* common_clock_; + LocalClock* local_clock_; + int listen_fd_; + int data_fd_; + + int64_t kernel_logID_basis_; + bool kernel_logID_basis_known_; + + static const size_t kMaxDisciplineLogSize = 16; + Mutex discipline_log_lock_; + List<DisciplineEventRecord> discipline_log_; + int64_t discipline_log_ID_; +}; + +} // namespace android + +#endif //__ DIAG_THREAD_H__ |