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 OHOS_IPC_IPC_OBJECT_STUB_H 17 #define OHOS_IPC_IPC_OBJECT_STUB_H 18 19 #include "iremote_object.h" 20 #include <list> 21 #include "ipc_object_proxy.h" 22 23 namespace OHOS { 24 struct RefCountNode { 25 int remotePid; 26 std::string deviceId; 27 }; 28 29 class IPCObjectStub : public IRemoteObject { 30 public: 31 enum { 32 OBJECT_TYPE_NATIVE, 33 OBJECT_TYPE_JAVA, 34 OBJECT_TYPE_JAVASCRIPT, 35 }; 36 37 explicit IPCObjectStub(std::u16string descriptor = std::u16string()); 38 ~IPCObjectStub(); 39 IsProxyObject()40 bool IsProxyObject() const override 41 { 42 return false; 43 }; 44 45 int32_t GetObjectRefCount() override; 46 47 int Dump(int fd, const std::vector<std::u16string> &args) override; 48 49 virtual int OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 50 51 int SendRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option) override; 52 53 void OnFirstStrongRef(const void *objectId) override; 54 55 void OnLastStrongRef(const void *objectId) override; 56 57 bool AddDeathRecipient(const sptr<DeathRecipient> &recipient) override; 58 59 bool RemoveDeathRecipient(const sptr<DeathRecipient> &recipient) override; 60 61 int GetCallingPid(); 62 63 int GetCallingUid(); 64 65 uint32_t GetCallingTokenID(); 66 67 uint32_t GetFirstTokenID(); 68 69 virtual int OnRemoteDump(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 70 71 virtual int32_t ProcessProto(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 72 73 virtual int GetObjectType() const; 74 75 #ifndef CONFIG_IPC_SINGLE 76 int32_t InvokerThread(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 77 int32_t NoticeServiceDie(MessageParcel &data, MessageParcel &reply, MessageOption &option); 78 int32_t InvokerDataBusThread(MessageParcel &data, MessageParcel &reply); 79 int32_t IncStubRefs(MessageParcel &data, MessageParcel &reply); 80 int32_t DecStubRefs(MessageParcel &data, MessageParcel &reply); 81 int32_t AddAuthInfo(MessageParcel &data, MessageParcel &reply, uint32_t code); 82 83 private: 84 int32_t GrantDataBusName(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 85 int32_t TransDataBusName(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option); 86 std::string CreateDatabusName(int uid, int pid); 87 std::string GetDataBusName(); 88 #endif 89 private: 90 bool IsDeviceIdIllegal(const std::string &deviceID); 91 }; 92 } // namespace OHOS 93 #endif // OHOS_IPC_IPC_OBJECT_STUB_H 94