core/proto/android/hardware/biometrics/enums.proto

/*
 * Copyright (C) 2019 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.
 */

syntax = "proto2";

package android.hardware.biometrics;

option java_outer_classname = "BiometricsProtoEnums";
option java_multiple_files = true;

// Logging constants for <Biometric>Service and BiometricService

enum ModalityEnum {
    MODALITY_UNKNOWN = 0;
    MODALITY_FINGERPRINT = 1;   // 1 << 0
    MODALITY_IRIS = 2;          // 1 << 1
    MODALITY_FACE = 4;          // 1 << 2
}

enum ClientEnum {
    CLIENT_UNKNOWN = 0;
    CLIENT_KEYGUARD = 1;
    CLIENT_BIOMETRIC_PROMPT = 2;
    CLIENT_FINGERPRINT_MANAGER = 3; // Deprecated API before BiometricPrompt was introduced
}

enum ActionEnum {
    ACTION_UNKNOWN = 0;
    ACTION_ENROLL = 1;
    ACTION_AUTHENTICATE = 2;
    ACTION_ENUMERATE = 3;
    ACTION_REMOVE = 4;
}

enum IssueEnum {
    ISSUE_UNKNOWN = 0;
    // When a biometric HAL has crashed.
    ISSUE_HAL_DEATH = 1;
    // When Android Framework has a template that doesn't exist in the HAL. The framework
    // is expected to remove its template to stay in sync with the HAL.
    ISSUE_UNKNOWN_TEMPLATE_ENROLLED_FRAMEWORK = 2;
    // When the HAL has a template that doesn't exist in Android Framework. The framework
    // is expected to notify the HAL to remove this template to stay in sync with the framework.
    ISSUE_UNKNOWN_TEMPLATE_ENROLLED_HAL = 3;
    // When the HAL has not sent ERROR_CANCELED within the specified timeout.
    ISSUE_CANCEL_TIMED_OUT = 4;
}