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
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--- /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__