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 "ipc_skeleton.h"
17 #include "pasteboard_entry_getter_stub.h"
18 #include "pasteboard_error.h"
19 #include "pasteboard_hilog.h"
20 #include "pasteboard_serv_ipc_interface_code.h"
21
22 namespace OHOS {
23 namespace MiscServices {
24 using namespace OHOS::Security::PasteboardServ;
PasteboardEntryGetterStub()25 PasteboardEntryGetterStub::PasteboardEntryGetterStub()
26 {
27 memberFuncMap_[static_cast<uint32_t>(PasteboardEntryGetterInterfaceCode::GET_RECORD_VALUE_BY_TYPE)] =
28 &PasteboardEntryGetterStub::OnGetRecordValueByType;
29 }
30
~PasteboardEntryGetterStub()31 PasteboardEntryGetterStub::~PasteboardEntryGetterStub()
32 {
33 memberFuncMap_.clear();
34 }
35
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)36 int PasteboardEntryGetterStub::OnRemoteRequest(
37 uint32_t code, MessageParcel& data, MessageParcel& reply, MessageOption& option)
38 {
39 PASTEBOARD_HILOGI(PASTEBOARD_MODULE_CLIENT, "code:%{public}u, callingPid:%{public}d", code,
40 IPCSkeleton::GetCallingPid());
41 std::u16string localDescriptor = PasteboardEntryGetterStub::GetDescriptor();
42 std::u16string remoteDescriptor = data.ReadInterfaceToken();
43 if (remoteDescriptor != localDescriptor) {
44 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "remote descriptor is not equal to local descriptor");
45 return -1;
46 }
47 auto itFunc = memberFuncMap_.find(code);
48 if (itFunc != memberFuncMap_.end()) {
49 auto memberFunc = itFunc->second;
50 if (memberFunc != nullptr) {
51 return (this->*memberFunc)(data, reply);
52 }
53 }
54 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
55 }
56
OnGetRecordValueByType(MessageParcel & data,MessageParcel & reply)57 int32_t PasteboardEntryGetterStub::OnGetRecordValueByType(MessageParcel& data, MessageParcel& reply)
58 {
59 uint32_t recordId = data.ReadUint32();
60 int32_t rawDataSize = data.ReadInt32();
61 if (rawDataSize <= 0) {
62 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "read entry tlv raw data size fail");
63 return ERR_INVALID_VALUE;
64 }
65 const uint8_t *rawData = reinterpret_cast<const uint8_t *>(data.ReadRawData(rawDataSize));
66 if (rawData == nullptr) {
67 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "read entry tlv raw data fail");
68 return ERR_INVALID_VALUE;
69 }
70 std::vector<uint8_t> recvEntryTlv(rawData, rawData + rawDataSize);
71 PasteDataEntry entryValue;
72 bool ret = entryValue.Unmarshalling(recvEntryTlv);
73 if (!ret) {
74 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "unmarshall entry value failed");
75 return ERR_INVALID_VALUE;
76 }
77 auto result = GetRecordValueByType(recordId, entryValue);
78 if (!reply.WriteInt32(result)) {
79 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_SERVICE, "Failed to write result:%{public}d", result);
80 return ERR_INVALID_VALUE;
81 }
82 std::vector<uint8_t> sendEntryTLV(0);
83 ret = entryValue.Marshalling(sendEntryTLV);
84 if (!ret) {
85 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "marshall entry value failed");
86 return ERR_INVALID_VALUE;
87 }
88 if (!reply.WriteInt32(sendEntryTLV.size())) {
89 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "write entry tlv raw data size failed");
90 return ERR_INVALID_VALUE;
91 }
92 if (!reply.WriteRawData(sendEntryTLV.data(), sendEntryTLV.size())) {
93 PASTEBOARD_HILOGE(PASTEBOARD_MODULE_CLIENT, "write entry tlv raw data failed");
94 return ERR_INVALID_VALUE;
95 }
96 return ERR_OK;
97 }
98 } // namespace MiscServices
99 } // namespace OHOS