timeinfo.cpp revision e16cb84e2324f05334d18dcf5956f20f44262b62 
1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/* Report realtime, uptime, awake percentage, and sleep percentage to stdout.
18 * Primarily called by powerdroid test harness.
19 */
20
21#include <stdlib.h>
22#include <stdio.h>
23
24#include "utils/SystemClock.h"
25
26
27int main(int argc, char *argv[])
28{
29
30    int64_t realtime, uptime;
31    int64_t awaketime, sleeptime;
32
33    uptime = android::uptimeMillis();
34    realtime = android::elapsedRealtime();
35
36    if (realtime == 0) {
37        realtime = 1;
38    }
39
40    awaketime = ((1000 * uptime / realtime) + 5) / 10;
41    sleeptime = ((1000 * (realtime - uptime) / realtime) + 5) / 10;
42
43    printf("%jd %jd %jd %jd\n", (intmax_t) realtime, (intmax_t) uptime,
44            (intmax_t) awaketime, (intmax_t) sleeptime);
45
46}
47
48
49/* vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab */
50