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 ptr->InitAttribute(EdmInterfaceCode::DISABLE_CAMERA,
35 "disable_camera", "ohos.permission.ENTERPRISE_MANAGE_RESTRICTIONS",
36 IPlugin::PermissionType::SUPER_DEVICE_ADMIN, false);
37 ptr->SetSerializer(BoolSerializer::GetInstance());
38 ptr->SetOnHandlePolicyListener(&DisableCameraPlugin::OnSetPolicy, FuncOperateType::SET);
39 }
40
OnSetPolicy(bool & data)41 ErrCode DisableCameraPlugin::OnSetPolicy(bool &data)
42 {
43 EDMLOGI("DisableCameraPlugin OnSetPolicy %{public}d", data);
44 auto cameraManager = CameraStandard::CameraManager::GetInstance();
45 if (cameraManager == nullptr) {
46 EDMLOGE("DisableCameraPlugin CameraManager nullptr");
47 return EdmReturnErrCode::SYSTEM_ABNORMALLY;
48 }
49 int32_t ret = cameraManager->MuteCameraPersist(CameraStandard::PolicyType::EDM, data);
50 if (ret == ERR_OK || (!data && ret == ERR_PRIVACY_POLICY_CHECK_FAILED)) {
51 std::string disableStr = data ? "true" : "false";
52 system::SetParameter(PARAM_EDM_CAMERA_DISABLE, disableStr);
53 return ERR_OK;
54 }
55 EDMLOGE("DisableCameraPlugin MuteCameraPersist ret %{public}d", ret);
56 return EdmReturnErrCode::SYSTEM_ABNORMALLY;
57 }
58
OnGetPolicy(std::string & policyData,MessageParcel & data,MessageParcel & reply,int32_t userId)59 ErrCode DisableCameraPlugin::OnGetPolicy(std::string &policyData, MessageParcel &data, MessageParcel &reply,
60 int32_t userId)
61 {
62 bool disabled = system::GetBoolParameter(PARAM_EDM_CAMERA_DISABLE, false);
63 reply.WriteInt32(ERR_OK);
64 reply.WriteBool(disabled);
65 return ERR_OK;
66 }
67 } // namespace EDM
68 } // namespace OHOS
69