| /* |
| * Copyright (C) 2017 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. |
| */ |
| package com.android.server.usb.descriptors; |
| |
| /** |
| * @hide |
| */ |
| public abstract class UsbACTerminal extends UsbACInterface { |
| // Note that these fields are the same for both the |
| // audio class-specific Output Terminal Interface.(audio10.pdf section 4.3.2.2) |
| // and audio class-specific Input Terminal interface.(audio10.pdf section 4.3.2.1) |
| // so we may as well unify the parsing here. |
| protected byte mTerminalID; // 3:1 ID of this Output Terminal. (0x02) |
| protected int mTerminalType; // 4:2 USB Streaming. (0x0101) |
| protected byte mAssocTerminal; // 6:1 Unused (0x00) |
| |
| public UsbACTerminal(int length, byte type, byte subtype, byte subclass) { |
| super(length, type, subtype, subclass); |
| } |
| |
| public byte getTerminalID() { |
| return mTerminalID; |
| } |
| |
| public int getTerminalType() { |
| return mTerminalType; |
| } |
| |
| public byte getAssocTerminal() { |
| return mAssocTerminal; |
| } |
| |
| @Override |
| public int parseRawDescriptors(ByteStream stream) { |
| mTerminalID = stream.getByte(); |
| mTerminalType = stream.unpackUsbWord(); |
| mAssocTerminal = stream.getByte(); |
| |
| return mLength; |
| } |
| } |