1 /*
2  * Copyright (c) 2023-2024 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 SERVICES_EDM_PLUGIN_INCLUDE_USB_READ_ONLY_PLUGIN_H
17 #define SERVICES_EDM_PLUGIN_INCLUDE_USB_READ_ONLY_PLUGIN_H
18 
19 #include "plugin_singleton.h"
20 #include "istorage_manager.h"
21 #include "usb_interface_type.h"
22 
23 namespace OHOS {
24 namespace EDM {
25 class UsbReadOnlyPlugin : public IPlugin {
26 public:
27     UsbReadOnlyPlugin();
28 
29     ErrCode OnHandlePolicy(std::uint32_t funcCode, MessageParcel &data, MessageParcel &reply,
30         HandlePolicyData &policyData, int32_t userId) override;
OnHandlePolicyDone(std::uint32_t funcCode,const std::string & adminName,bool isGlobalChanged,int32_t userId)31     void OnHandlePolicyDone(std::uint32_t funcCode, const std::string &adminName, bool isGlobalChanged,
32         int32_t userId) override{};
33     ErrCode OnAdminRemove(const std::string &adminName, const std::string &policyData, int32_t userId) override;
OnAdminRemoveDone(const std::string & adminName,const std::string & currentJsonData,int32_t userId)34     void OnAdminRemoveDone(const std::string &adminName, const std::string &currentJsonData, int32_t userId) override{};
35     ErrCode OnGetPolicy(std::string &policyData, MessageParcel &data, MessageParcel &reply, int32_t userId) override;
36 
37 private:
38     ErrCode SetUsbStorageAccessPolicy(int32_t accessPolicy, int32_t userId);
39     bool HasConflictPolicy(int32_t accessPolicy, const std::string &allowUsbDevice);
40     void GetDisallowedUsbDeviceTypes(std::vector<USB::UsbDeviceType> &usbDeviceTypes);
41     ErrCode DealDisablePolicy(std::vector<USB::UsbDeviceType> usbDeviceTypes);
42     ErrCode DealReadPolicy(int32_t accessPolicy, const std::string &allowUsbDevice,
43         std::vector<USB::UsbDeviceType> usbDeviceTypes);
44     OHOS::sptr<OHOS::StorageManager::IStorageManager> GetStorageManager();
45     ErrCode ReloadUsbDevice();
46     bool IsStorageDisabledByDisallowedPolicy();
47 };
48 } // namespace EDM
49 } // namespace OHOS
50 
51 #endif // SERVICES_EDM_PLUGIN_INCLUDE_USB_READ_ONLY_PLUGIN_H
52