| /* |
| * 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; |
| |
| // import com.android.server.usb.descriptors.report.ReportCanvas; |
| |
| /** |
| * @hide |
| * A USB Interface Association Descriptor. |
| * found this one here: http://www.usb.org/developers/docs/whitepapers/iadclasscode_r10.pdf |
| * also: https://msdn.microsoft.com/en-us/library/windows/hardware/ff540054(v=vs.85).aspx |
| */ |
| public final class UsbInterfaceAssoc extends UsbDescriptor { |
| private static final String TAG = "UsbInterfaceAssoc"; |
| |
| private byte mFirstInterface; |
| private byte mInterfaceCount; |
| private byte mFunctionClass; |
| private byte mFunctionSubClass; |
| private byte mFunctionProtocol; |
| private byte mFunction; |
| |
| public UsbInterfaceAssoc(int length, byte type) { |
| super(length, type); |
| } |
| |
| public byte getFirstInterface() { |
| return mFirstInterface; |
| } |
| |
| public byte getInterfaceCount() { |
| return mInterfaceCount; |
| } |
| |
| public byte getFunctionClass() { |
| return mFunctionClass; |
| } |
| |
| public byte getFunctionSubClass() { |
| return mFunctionSubClass; |
| } |
| |
| public byte getFunctionProtocol() { |
| return mFunctionProtocol; |
| } |
| |
| public byte getFunction() { |
| return mFunction; |
| } |
| |
| @Override |
| public int parseRawDescriptors(ByteStream stream) { |
| mFirstInterface = stream.getByte(); |
| mInterfaceCount = stream.getByte(); |
| mFunctionClass = stream.getByte(); |
| mFunctionSubClass = stream.getByte(); |
| mFunctionProtocol = stream.getByte(); |
| mFunction = stream.getByte(); |
| |
| return mLength; |
| } |
| |
| // TODO - Report fields |
| // @Override |
| // public void report(ReportCanvas canvas) { |
| // super.report(canvas); |
| // |
| // } |
| } |