1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 #include <stdint.h> 19 #include <sys/cdefs.h> 20 #include <sys/types.h> 21 22 // WARNING: this code is part of libhwbinder, a fork of libbinder. Generally, 23 // this means that it is only relevant to HIDL. Any AIDL- or libbinder-specific 24 // code should not try to use these things. 25 namespace android::hardware { 26 // Return whether or not hwbinder is supported on this device based on the existence 27 // of hwservicemanager. 28 // 29 // If the service is installed on the device, this method blocks and waits for 30 // hwservicemanager to be either ready or disabled. 31 // 32 // This function will block during early init while hwservicemanager is 33 // starting. If hwbinder is supported on the device, it waill wait until 34 // the hwservicemanager.ready property is set to true. If hwbinder is not supported 35 // but hwservicemanager is still installed on the device, it will wait 36 // until hwservicemanager.enabled is set to false. 37 // 38 // return - false if the service isn't installed on the device 39 // false if the service is installed, but disabled 40 // true if the service is ready 41 bool isHwbinderSupportedBlocking(); 42 } // namespace android::hardware 43 44