1 /*
2 * Copyright (c) 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 #include "disable_camera_plugin.h"
17
18 #include "camera_manager.h"
19 #include "bool_serializer.h"
20 #include "edm_constants.h"
21 #include "edm_ipc_interface_code.h"
22 #include "parameters.h"
23 #include "plugin_manager.h"
24
25 namespace OHOS {
26 namespace EDM {
27 const std::string PARAM_EDM_CAMERA_DISABLE = "persist.edm.camera_disable";
28 constexpr int32_t ERR_PRIVACY_POLICY_CHECK_FAILED = 13100019;
29 const bool REGISTER_RESULT = PluginManager::GetInstance()->AddPlugin(DisableCameraPlugin::GetPlugin());
30
InitPlugin(std::shared_ptr<IPluginTemplate<DisableCameraPlugin,bool>> ptr)31 void DisableCameraPlugin::InitPlugin(std::shared_ptr<IPluginTemplate<DisableCameraPlugin, bool>> ptr)
32 {
33 EDMLOGI("DisableCameraPlugin InitPlugin...");
34 std::map<IPlugin::PermissionType, std::string> typePermissions;
35 typePermissions.emplace(IPlugin::PermissionType::SUPER_DEVICE_ADMIN,
36 "ohos.permission.ENTERPRISE_MANAGE_RESTRICTIONS");
37 typePermissions.emplace(IPlugin::PermissionType::BYOD_DEVICE_ADMIN,
38 "ohos.permission.PERSONAL_MANAGE_RESTRICTIONS");
39 IPlugin::PolicyPermissionConfig config = IPlugin::PolicyPermissionConfig(typePermissions, IPlugin::ApiType::PUBLIC);
40 ptr->InitAttribute(EdmInterfaceCode::DISABLE_CAMERA, "disable_camera", config, true);
41 ptr->SetSerializer(BoolSerializer::GetInstance());
42 ptr->SetOnHandlePolicyListener(&DisableCameraPlugin::OnSetPolicy, FuncOperateType::SET);
43 ptr->SetOnAdminRemoveListener(&DisableCameraPlugin::OnAdminRemove);
44 }
45
OnSetPolicy(bool & data)46 ErrCode DisableCameraPlugin::OnSetPolicy(bool &data)
47 {
48 EDMLOGI("DisableCameraPlugin OnSetPolicy %{public}d", data);
49 auto cameraManager = CameraStandard::CameraManager::GetInstance();
50 if (cameraManager == nullptr) {
51 EDMLOGE("DisableCameraPlugin CameraManager nullptr");
52 return EdmReturnErrCode::SYSTEM_ABNORMALLY;
53 }
54 int32_t ret = cameraManager->MuteCameraPersist(CameraStandard::PolicyType::EDM, data);
55 if (ret == ERR_OK || (!data && ret == ERR_PRIVACY_POLICY_CHECK_FAILED)) {
56 std::string disableStr = data ? "true" : "false";
57 system::SetParameter(PARAM_EDM_CAMERA_DISABLE, disableStr);
58 return ERR_OK;
59 }
60 EDMLOGE("DisableCameraPlugin MuteCameraPersist ret %{public}d", ret);
61 return EdmReturnErrCode::SYSTEM_ABNORMALLY;
62 }
63
OnAdminRemove(const std::string & adminName,bool & data,int32_t userId)64 ErrCode DisableCameraPlugin::OnAdminRemove(const std::string &adminName, bool &data, int32_t userId)
65 {
66 EDMLOGI("DisableCameraPlugin OnAdminRemove %{public}d...", data);
67 if (!data) {
68 return ERR_OK;
69 }
70 bool reset = false;
71 return OnSetPolicy(reset);
72 }
73
OnGetPolicy(std::string & policyData,MessageParcel & data,MessageParcel & reply,int32_t userId)74 ErrCode DisableCameraPlugin::OnGetPolicy(std::string &policyData, MessageParcel &data, MessageParcel &reply,
75 int32_t userId)
76 {
77 bool disabled = system::GetBoolParameter(PARAM_EDM_CAMERA_DISABLE, false);
78 reply.WriteInt32(ERR_OK);
79 reply.WriteBool(disabled);
80 return ERR_OK;
81 }
82 } // namespace EDM
83 } // namespace OHOS
84