/* * Copyright (c) 2021-2024 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "dataobs_mgr_stub.h" #include "string_ex.h" #include "data_ability_observer_proxy.h" #include "dataobs_mgr_errors.h" #include "ipc_skeleton.h" #include "common_utils.h" #include "hilog_tag_wrapper.h" namespace OHOS { namespace AAFwk { using Uri = OHOS::Uri; const DataObsManagerStub::RequestFuncType DataObsManagerStub::HANDLES[TRANS_BUTT] = { &DataObsManagerStub::RegisterObserverInner, &DataObsManagerStub::UnregisterObserverInner, &DataObsManagerStub::NotifyChangeInner, &DataObsManagerStub::RegisterObserverExtInner, &DataObsManagerStub::UnregisterObserverExtInner, &DataObsManagerStub::UnregisterObserverExtALLInner, &DataObsManagerStub::NotifyChangeExtInner }; DataObsManagerStub::DataObsManagerStub() {} DataObsManagerStub::~DataObsManagerStub() {} int DataObsManagerStub::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option) { TAG_LOGD(AAFwkTag::DBOBSMGR, "code: %{public}d, flags: %{public}d, callingPid:%{public}d", code, option.GetFlags(), IPCSkeleton::GetCallingPid()); std::u16string descriptor = DataObsManagerStub::GetDescriptor(); std::u16string remoteDescriptor = data.ReadInterfaceToken(); if (descriptor != remoteDescriptor) { TAG_LOGE(AAFwkTag::DBOBSMGR, "local descriptor≠remote, descriptor:%{public}s, remoteDescriptor:%{public}s", CommonUtils::Anonymous(Str16ToStr8(descriptor)).c_str(), CommonUtils::Anonymous(Str16ToStr8(remoteDescriptor)).c_str()); return ERR_INVALID_STATE; } if (code < TRANS_HEAD || code >= TRANS_BUTT || HANDLES[code] == nullptr) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid code:%{public}u, BUTT:%{public}d", code, TRANS_BUTT); return IPCObjectStub::OnRemoteRequest(code, data, reply, option); } return (this->*HANDLES[code])(data, reply); } int DataObsManagerStub::RegisterObserverInner(MessageParcel &data, MessageParcel &reply) { Uri uri(data.ReadString()); if (uri.ToString().empty()) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid uri"); return IPC_STUB_INVALID_DATA_ERR; } auto remote = data.ReadRemoteObject(); auto observer = remote == nullptr ? nullptr : iface_cast(remote); int32_t result = RegisterObserver(uri, observer); reply.WriteInt32(result); return NO_ERROR; } int DataObsManagerStub::UnregisterObserverInner(MessageParcel &data, MessageParcel &reply) { Uri uri(data.ReadString()); if (uri.ToString().empty()) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid uri"); return IPC_STUB_INVALID_DATA_ERR; } auto remote = data.ReadRemoteObject(); auto observer = remote == nullptr ? nullptr : iface_cast(remote); int32_t result = UnregisterObserver(uri, observer); reply.WriteInt32(result); return NO_ERROR; } int DataObsManagerStub::NotifyChangeInner(MessageParcel &data, MessageParcel &reply) { Uri uri(data.ReadString()); if (uri.ToString().empty()) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid uri"); return IPC_STUB_INVALID_DATA_ERR; } int32_t result = NotifyChange(uri); reply.WriteInt32(result); return NO_ERROR; } int32_t DataObsManagerStub::RegisterObserverExtInner(MessageParcel &data, MessageParcel &reply) { Uri uri(data.ReadString()); if (uri.ToString().empty()) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid uri"); return IPC_STUB_INVALID_DATA_ERR; } auto remote = data.ReadRemoteObject(); auto observer = remote == nullptr ? nullptr : iface_cast(remote); bool isDescendants = data.ReadBool(); reply.WriteInt32(RegisterObserverExt(uri, observer, isDescendants)); return SUCCESS; } int32_t DataObsManagerStub::UnregisterObserverExtInner(MessageParcel &data, MessageParcel &reply) { Uri uri(data.ReadString()); if (uri.ToString().empty()) { TAG_LOGE(AAFwkTag::DBOBSMGR, "invalid uri"); return IPC_STUB_INVALID_DATA_ERR; } auto remote = data.ReadRemoteObject(); auto observer = remote == nullptr ? nullptr : iface_cast(remote); reply.WriteInt32(UnregisterObserverExt(uri, observer)); return SUCCESS; } int32_t DataObsManagerStub::UnregisterObserverExtALLInner(MessageParcel &data, MessageParcel &reply) { auto remote = data.ReadRemoteObject(); auto observer = remote == nullptr ? nullptr : iface_cast(remote); reply.WriteInt32(UnregisterObserverExt(observer)); return SUCCESS; } int32_t DataObsManagerStub::NotifyChangeExtInner(MessageParcel &data, MessageParcel &reply) { ChangeInfo changeInfo; if (!ChangeInfo::Unmarshalling(changeInfo, data)) { return IPC_STUB_INVALID_DATA_ERR; } reply.WriteInt32(NotifyChangeExt(changeInfo)); return SUCCESS; } } // namespace AAFwk } // namespace OHOS