1/* 2 * Copyright (c) 2021 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#ifndef SERVICE_WATCH_API_H 17#define SERVICE_WATCH_API_H 18 19#include <unistd.h> 20#include "init_param.h" 21#include "service_control.h" 22 23#ifdef __cplusplus 24#if __cplusplus 25extern "C" { 26#endif 27#endif 28 29#define INVALID_PID 0 30 31typedef struct { 32 ServiceStatus status; 33 pid_t pid; 34} ServiceInfo; 35 36typedef void (*ServiceStatusChangePtr)(const char *key, const ServiceInfo *serviceInfo); 37int ServiceWatchForStatus(const char *serviceName, ServiceStatusChangePtr changeCallback); 38 39#ifdef __cplusplus 40#if __cplusplus 41} 42#endif 43#endif 44#endif 45