1 /*
2 * Copyright (c) 2021-2024 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 "os_account_event_stub.h"
17
18 #include "account_log_wrapper.h"
19 #include "ipc_skeleton.h"
20
21 namespace OHOS {
22 namespace AccountSA {
23 namespace {
24 const uid_t ACCOUNT_UID = 3058;
25 }
26
OsAccountEventStub()27 OsAccountEventStub::OsAccountEventStub()
28 {}
29
~OsAccountEventStub()30 OsAccountEventStub::~OsAccountEventStub()
31 {}
32
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)33 int OsAccountEventStub::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
34 {
35 int32_t callingUid = IPCSkeleton::GetCallingUid();
36 if (callingUid != ACCOUNT_UID) {
37 ACCOUNT_LOGE("Permission denied, callingUid: %{public}d", callingUid);
38 return ERR_ACCOUNT_COMMON_PERMISSION_DENIED;
39 }
40 if (data.ReadInterfaceToken() != GetDescriptor()) {
41 ACCOUNT_LOGE("check descriptor failed! code %{public}u.", code);
42 return ERR_ACCOUNT_COMMON_CHECK_DESCRIPTOR_ERROR;
43 }
44
45 switch (code) {
46 case static_cast<uint32_t>(OsAccountEventInterfaceCode::ON_STATE_CHANGED): {
47 std::shared_ptr<OsAccountStateParcel> stateParcelPtr(data.ReadParcelable<OsAccountStateParcel>());
48 if (stateParcelPtr == nullptr) {
49 ACCOUNT_LOGE("Failed to read state parcel");
50 return ERR_ACCOUNT_COMMON_READ_PARCEL_ERROR;
51 }
52 return OnStateChanged(*stateParcelPtr);
53 }
54 case static_cast<uint32_t>(OsAccountEventInterfaceCode::ACCOUNT_CHANGED): {
55 int id;
56 if (!data.ReadInt32(id)) {
57 ACCOUNT_LOGE("failed to read localId");
58 return ERR_OSACCOUNT_KIT_READ_IN_LOCAL_ID_ERROR;
59 }
60 OnAccountsChanged(id);
61 break;
62 }
63 case static_cast<uint32_t>(OsAccountEventInterfaceCode::ACCOUNT_SWITCHED): {
64 int newId;
65 if (!data.ReadInt32(newId)) {
66 ACCOUNT_LOGE("Read newId failed.");
67 return ERR_ACCOUNT_COMMON_READ_PARCEL_ERROR;
68 }
69 int oldId;
70 if (!data.ReadInt32(oldId)) {
71 ACCOUNT_LOGE("Read oldId failed.");
72 return ERR_ACCOUNT_COMMON_READ_PARCEL_ERROR;
73 }
74 OnAccountsSwitch(newId, oldId);
75 break;
76 }
77 default:
78 ACCOUNT_LOGI("default, code = %{public}u, flags = %{public}u", code, option.GetFlags());
79 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
80 }
81
82 return ERR_OK;
83 }
84 } // namespace AccountSA
85 } // namespace OHOS
86