biometrics/fingerprint/2.2/IBiometricsFingerprintClientCallback.hal

/*
 * Copyright 2020 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.biometrics.fingerprint@2.2;

import @2.1::IBiometricsFingerprintClientCallback;

/*
 * This HAL interface communicates asynchronous results from the
 * fingerprint driver in response to user actions on the fingerprint sensor
 */
interface IBiometricsFingerprintClientCallback extends @2.1::IBiometricsFingerprintClientCallback {
    /**
     * Sent when a fingerprint image is acquired by the sensor
     * @param deviceId the instance of this fingerprint device
     * @param acquiredInfo a message about the quality of the acquired image
     * @param vendorCode a vendor-specific message about the quality of the image. Only
     *        valid when acquiredInfo == ACQUIRED_VENDOR
     */
    oneway onAcquired_2_2(uint64_t deviceId, FingerprintAcquiredInfo acquiredInfo,
        int32_t vendorCode);
};