platform_hardware_interfaces/audio/2.0/IStreamOutCallback.hal

/*
 * Copyright (C) 2016 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 android.hardware.audio@2.0;

/**
 * Asynchronous write callback interface.
 */
interface IStreamOutCallback {
    /**
     * Non blocking write completed.
     */
    oneway onWriteReady();

    /**
     * Drain completed.
     */
    oneway onDrainReady();

    /**
     * Stream hit an error.
     */
    oneway onError();
};