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 16 #ifndef REMOTE_PROXY_HOLDER_IMPL_H 17 #define REMOTE_PROXY_HOLDER_IMPL_H 18 19 #include <set> 20 21 #include "ffi_remote_data.h" 22 #include "message_sequence_impl.h" 23 #include "iremote_object_impl.h" 24 25 namespace OHOS { 26 class CJDeathRecipient : public IRemoteObject::DeathRecipient { 27 public: 28 explicit CJDeathRecipient(int64_t funcId); 29 30 void OnRemoteDied(const wptr<IRemoteObject>& object) override; 31 32 bool Matches(int64_t funcId); 33 34 protected: 35 virtual ~CJDeathRecipient() = default; 36 37 private: 38 int64_t funcId_; 39 }; 40 41 class CJDeathRecipientList : public RefBase { 42 public: 43 CJDeathRecipientList(); 44 45 ~CJDeathRecipientList(); 46 47 bool Add(const sptr<CJDeathRecipient>& recipient); 48 49 bool Remove(const sptr<CJDeathRecipient>& recipient); 50 51 sptr<CJDeathRecipient> Find(int64_t funcId); 52 53 private: 54 std::mutex mutex_; 55 std::set<sptr<CJDeathRecipient>> set_; 56 }; 57 58 class RemoteProxyHolderImpl : public CjIRemoteObjectImpl { 59 DECL_TYPE(RemoteProxyHolderImpl, OHOS::FFI::FFIData) 60 public: 61 RemoteProxyHolderImpl(); 62 ~RemoteProxyHolderImpl(); 63 sptr<CJDeathRecipientList> list_; 64 sptr<IRemoteObject> object_; 65 66 int32_t SendMessageRequest(uint32_t code, int64_t dataId, int64_t replyId, MessageOption option, int64_t funcId); 67 char* GetDescriptor(int32_t* errCode); 68 bool IsObjectDead(); 69 int32_t RegisterDeathRecipient(int64_t funcId, int32_t flag); 70 int32_t UnregisterDeathRecipient(int64_t funcId, int32_t flag); 71 bool IsProxyObject() override; 72 sptr<IRemoteObject> GetRemoteObject() override; 73 }; 74 } // namespace OHOS 75 #endif // REMOTE_PROXY_HOLDER_IMPL_H