nfc/aidl/android/hardware/nfc/INfcClientCallback.aidl

/*
 * Copyright (C) 2021 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.nfc;

import android.hardware.nfc.NfcEvent;
import android.hardware.nfc.NfcStatus;

@VintfStability
interface INfcClientCallback {
    /**
     * The callback passed in from the NFC stack that the HAL
     * can use to pass incomming response data to the stack.
     *
     * @param data
     * Data packet to transmit NCI Responses, Notifications, and Data
     * Messages over sendData.
     * Detailed format is defined in NFC Controller Interface (NCI) Technical Specification.
     * https://nfc-forum.org/our-work/specification-releases/
     */
    void sendData(in byte[] data);

    /**
     * The callback passed in from the NFC stack that the HAL
     * can use to pass events back to the stack.
     */
    void sendEvent(in NfcEvent event, in NfcStatus status);
}