1 /* 2 * Copyright (c) 2025 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 #ifndef SOFTBUS_RC_OBJECT_H 16 #define SOFTBUS_RC_OBJECT_H 17 18 #include <stdint.h> 19 20 #include "common_list.h" 21 #include "softbus_adapter_thread.h" 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 struct SoftBusRcObject; 28 typedef struct SoftBusRcObject SoftBusRcObject; 29 typedef void (*SoftBusRcFreeHook)(SoftBusRcObject *object); 30 31 // name method pointer fields as upper camel case on purpose, 32 // as it will notice user that it is method, avoiding confusion and more readable 33 #define SOFT_BUS_RC_OBJECT_BASE \ 34 /* public */ \ 35 int32_t (*Lock)(SoftBusRcObject * self); \ 36 void (*Unlock)(SoftBusRcObject * self); \ 37 void (*Dereference)(SoftBusRcObject * *self); \ 38 int32_t (*Reference)(SoftBusRcObject * selfPtr); \ 39 \ 40 /* private */ \ 41 ListNode node; \ 42 uint32_t id; \ 43 SoftBusMutex mutex; \ 44 int32_t objectRc; \ 45 SoftBusRcFreeHook freehook; \ 46 \ 47 /* concrete object identifier */ \ 48 const char *name 49 50 struct SoftBusRcObject { 51 SOFT_BUS_RC_OBJECT_BASE; 52 }; 53 54 int32_t SoftBusRcObjectConstruct(const char *name, SoftBusRcObject *object, SoftBusRcFreeHook hook); 55 void SoftBusRcObjectDestruct(SoftBusRcObject *object); 56 57 #ifdef __cplusplus 58 } 59 #endif 60 61 #endif