1/*
2 * Copyright (C) 2011 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
17package android.system;
18
19import libcore.util.Objects;
20
21/**
22 * Corresponds to C's {@code struct timeval} from
23 * <a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_time.h.html">&lt;sys/time.h&gt;</a>
24 *
25 * @hide
26 */
27public final class StructTimeval {
28    /** Seconds. */
29    public final long tv_sec;
30
31    /** Microseconds. */
32    public final long tv_usec;
33
34    private StructTimeval(long tv_sec, long tv_usec) {
35        this.tv_sec = tv_sec;
36        this.tv_usec = tv_usec;
37    }
38
39    public static StructTimeval fromMillis(long millis) {
40        long tv_sec = millis / 1000;
41        long tv_usec = (millis - (tv_sec * 1000)) * 1000;
42        return new StructTimeval(tv_sec, tv_usec);
43    }
44
45    public long toMillis() {
46        return (tv_sec * 1000) + (tv_usec / 1000);
47    }
48
49    @Override public String toString() {
50        return Objects.toString(this);
51    }
52}
53