1 /*
2  * Copyright (c) 2022-2023 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 "enterprise_admin_stub.h"
17 
18 #include <accesstoken_kit.h>
19 #include <ipc_skeleton.h>
20 
21 #include "edm_log.h"
22 
23 namespace OHOS {
24 namespace EDM {
25 
26 constexpr const int EDM_UID = 3057;
27 
EnterpriseAdminStub()28 EnterpriseAdminStub::EnterpriseAdminStub()
29 {
30     EDMLOGD("EnterpriseAdminStub()");
31 }
32 
~EnterpriseAdminStub()33 EnterpriseAdminStub::~EnterpriseAdminStub()
34 {
35     EDMLOGD("~EnterpriseAdminStub()");
36 }
37 
38 
CallFuncByCode(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)39 int32_t EnterpriseAdminStub::CallFuncByCode(uint32_t code, MessageParcel& data, MessageParcel& reply,
40     MessageOption &option)
41 {
42     switch (code) {
43         case COMMAND_ON_ADMIN_ENABLED:
44             OnAdminEnabledInner(data, reply);
45             return ERR_NONE;
46         case COMMAND_ON_ADMIN_DISABLED:
47             OnAdminDisabledInner(data, reply);
48             return ERR_NONE;
49         case COMMAND_ON_BUNDLE_ADDED:
50             OnBundleAddedInner(data, reply);
51             return ERR_NONE;
52         case COMMAND_ON_BUNDLE_REMOVED:
53             OnBundleRemovedInner(data, reply);
54             return ERR_NONE;
55         case COMMAND_ON_APP_START:
56             OnAppStartInner(data, reply);
57             return ERR_NONE;
58         case COMMAND_ON_APP_STOP:
59             OnAppStopInner(data, reply);
60             return ERR_NONE;
61         case COMMAND_ON_SYSTEM_UPDATE:
62             OnSystemUpdateInner(data, reply);
63             return ERR_NONE;
64         default:
65             return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
66     }
67 }
68 
OnAdminEnabledInner(MessageParcel & data,MessageParcel & reply)69 void EnterpriseAdminStub::OnAdminEnabledInner(MessageParcel& data, MessageParcel& reply)
70 {
71     EDMLOGI("EnterpriseAdminStub::OnAdminEnabled");
72     OnAdminEnabled();
73 }
74 
OnAdminDisabledInner(MessageParcel & data,MessageParcel & reply)75 void EnterpriseAdminStub::OnAdminDisabledInner(MessageParcel& data, MessageParcel& reply)
76 {
77     EDMLOGI("EnterpriseAdminStub::OnAdminDisabled");
78     OnAdminDisabled();
79 }
80 
OnBundleAddedInner(MessageParcel & data,MessageParcel & reply)81 void EnterpriseAdminStub::OnBundleAddedInner(MessageParcel& data, MessageParcel& reply)
82 {
83     EDMLOGI("EnterpriseAdminStub::OnBundleAdded");
84     std::string bundleName = data.ReadString();
85     int32_t accountId = data.ReadInt32();
86     OnBundleAdded(bundleName, accountId);
87 }
88 
OnBundleRemovedInner(MessageParcel & data,MessageParcel & reply)89 void EnterpriseAdminStub::OnBundleRemovedInner(MessageParcel& data, MessageParcel& reply)
90 {
91     EDMLOGI("EnterpriseAdminStub::OnBundleRemoved");
92     std::string bundleName = data.ReadString();
93     int32_t accountId = data.ReadInt32();
94     OnBundleRemoved(bundleName, accountId);
95 }
96 
OnAppStartInner(MessageParcel & data,MessageParcel & reply)97 void EnterpriseAdminStub::OnAppStartInner(MessageParcel& data, MessageParcel& reply)
98 {
99     EDMLOGI("EnterpriseAdminStub::OnAppStart");
100     std::string bundleName = data.ReadString();
101     OnAppStart(bundleName);
102 }
103 
OnAppStopInner(MessageParcel & data,MessageParcel & reply)104 void EnterpriseAdminStub::OnAppStopInner(MessageParcel& data, MessageParcel& reply)
105 {
106     EDMLOGI("EnterpriseAdminStub::OnAppStop");
107     std::string bundleName = data.ReadString();
108     OnAppStop(bundleName);
109 }
110 
OnSystemUpdateInner(MessageParcel & data,MessageParcel & reply)111 void EnterpriseAdminStub::OnSystemUpdateInner(MessageParcel& data, MessageParcel& reply)
112 {
113     EDMLOGI("EnterpriseAdminStub::OnSystemUpdate");
114     UpdateInfo updateInfo;
115     updateInfo.version = data.ReadString();
116     updateInfo.firstReceivedTime = data.ReadInt64();
117     updateInfo.packageType = data.ReadString();
118     OnSystemUpdate(updateInfo);
119 }
120 
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)121 int32_t EnterpriseAdminStub::OnRemoteRequest(uint32_t code, MessageParcel& data, MessageParcel& reply,
122     MessageOption &option)
123 {
124     auto remoteDescriptor = data.ReadInterfaceToken();
125     EDMLOGI("EnterpriseAdminStub code %{public}u", code);
126     if (GetDescriptor() != remoteDescriptor) {
127         EDMLOGE("EnterpriseAdminStub::OnRemoteRequest failed, descriptor is not matched!");
128         return ERR_INVALID_STATE;
129     }
130 
131     Security::AccessToken::AccessTokenID callerToken = IPCSkeleton::GetCallingTokenID();
132     Security::AccessToken::ATokenTypeEnum tokenType =
133         Security::AccessToken::AccessTokenKit::GetTokenTypeFlag(callerToken);
134     if (tokenType != Security::AccessToken::ATokenTypeEnum::TOKEN_NATIVE) {
135         EDMLOGE("EnterpriseAdminStub::OnRemoteRequest failed, caller tokenType is not matched");
136         return ERR_INVALID_STATE;
137     }
138     int uid = GetCallingUid();
139     if (uid != EDM_UID) {
140         EDMLOGE("EnterpriseAdminStub::OnRemoteRequest failed, caller uid is not matched");
141         return ERR_INVALID_STATE;
142     }
143     return CallFuncByCode(code, data, reply, option);
144 }
145 } // namespace EDM
146 } // namespace OHOS
147