1/*
2 * Copyright (C) 2017 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 */
16package com.android.server.usb.descriptors;
17
18import com.android.server.usb.descriptors.report.ReportCanvas;
19
20/**
21 * @hide
22 * An audio class-specific Output Terminal Interface.
23 * see audio10.pdf section 4.3.2.2
24 */
25public final class Usb10ACOutputTerminal extends UsbACTerminal {
26    private static final String TAG = "Usb10ACOutputTerminal";
27
28    private byte mSourceID;         // 7:1 From Input Terminal. (0x01)
29    private byte mTerminal;         // 8:1 Unused.
30
31    public Usb10ACOutputTerminal(int length, byte type, byte subtype, byte subClass) {
32        super(length, type, subtype, subClass);
33    }
34
35    public byte getSourceID() {
36        return mSourceID;
37    }
38
39    public byte getTerminal() {
40        return mTerminal;
41    }
42
43    @Override
44    public int parseRawDescriptors(ByteStream stream) {
45        super.parseRawDescriptors(stream);
46
47        mSourceID = stream.getByte();
48        mTerminal = stream.getByte();
49        return mLength;
50    }
51
52    @Override
53    public void report(ReportCanvas canvas) {
54        super.report(canvas);
55
56        canvas.openList();
57        canvas.writeListItem("Source ID: " + ReportCanvas.getHexString(getSourceID()));
58        canvas.closeList();
59    }
60}
61