content: /*
   * 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);
  //
  //    }
  }
  