1/* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16/** 17 * @addtogroup HdiNfc 18 * @{ 19 * 20 * @brief Provides unified APIs for nfc services to access nfc drivers. 21 * 22 * An nfc service can obtain an nfc driver object or agent and then call APIs provided by this object or agent to 23 * access nfc devices, thereby obtaining enabling or disabling an nfc controller, initializing an nfc core, 24 * writing NCI data to an nfc driver, starting configuration for RF discovery of nfc remote endpoints, 25 * sending nfc commands to an nfc driver for IO control. 26 * 27 * @version 1.0 28 */ 29 30 31package ohos.hdi.nfc.v1_0; 32 33import ohos.hdi.nfc.v1_0.NfcTypes; 34 35/** 36 * @brief Declares callbacks for reporting data and events from the nfc chip to the nfc stack. 37 * 38 * @since 3.2 39 * @version 1.0 40 */ 41[callback] interface INfcCallback { 42 /** 43 * @brief Defines the function for reporting nfc data from the nfc chip. 44 * 45 * @param data Indicates the reporting data from nfc chip. 46 * 47 * @since 3.2 48 */ 49 OnData([in] List<unsigned char> data); 50 51 /** 52 * @brief Defines the function for reporting nfc events from the nfc chip. 53 * 54 * @param event Indicates the reporting event ID defined in NfcEvent. 55 * @param status Indicates the reporting nfc status defined in NfcStatus. For details, 56 * see {@link NfcTypes}. 57 * 58 * @since 3.2 59 */ 60 OnEvent([in] enum NfcEvent event, [in] enum NfcStatus status); 61} 62